Job Postings

Job Postings

If you have job announcements you would like posted on this page, send them to and include a closing date or it will be removed after 90 days.

There is also a jobs page on the national TWS web site at
(Date indicates when each announcement was posted to the web site.)

16 November, 2017:  On-call Wildlife Field Biologist, H. T. Harvey & Associates

We have an immediate opening for an on-call Wildlife Field Biologist to do field work at a wind-energy facility in the Altamont Pass Wind Resource Area, which is located in Alameda County near Livermore, California. The selected candidate will help us conduct intensive fatality searches for bats and birds at the facility 2–3 days per week throughout the year. Fieldwork will include surveys involving extensive hiking over complex terrain, carcass handling and species identification, and data recording using iPad-based data-entry systems.

Required Qualifications

  • Solid field experience
  • Strong bird and bat identification skills
  • A demonstrable background in ecology or wildlife management

Candidates with a strong academic background (and at least a Bachelor’s or Master’s degree) in biological studies, natural resources, wildlife management, wildlife biology, or an equivalent subject are preferred.

About H. T. Harvey & Associates
H. T. Harvey & Associates, an established ecological consulting firm based in the San Francisco Bay Area, employs nearly 100 ecologists, landscape architects, and other professionals in six offices in California and Hawaii. Our core areas of expertise are restoration ecology, landscape architecture, plant ecology, wildlife ecology, and fish and aquatic ecology. We cultivate excellence in our staff and our work in pursuit of our mission to create ecologically sound solutions to our clients’ complex natural resource challenges.

How to Apply
Interested candidates should respond by submitting a cover letter, resume, transcripts, and references through this link (please note that you will need to register if you are new to ADP): using ONE .doc or .pdf file (system allows for only ONE attachment, so resume, cover letter, transcripts, and references must be incorporated into ONE file); via mail to H. T. Harvey & Associates, Attn: Personnel, 983 University Ave., Bldg. D, Los Gatos, CA 95032; or by fax to 408.458.3210.

13 November, 2017:  Restoration Ecologist, River Partners

Pay rate: Competitive, commensurate with experience and qualifications
Hours / benefits: Full time with competitive benefits package
Application deadline: December 15, 2017 or until filled

River Partners Background

River Partners’ mission is to create wildlife habitat for the benefit of people and the environment.  We are a rapidly-growing non-profit organization with expertise in plant ecology, restoration biology, wildlife biology, endangered species recovery, community outreach and education, environmental policy, and fund-raising.  River Partners’ focus is on-the-ground restoration results, with the majority of our efforts dedicated to implementation of ecologically-based habitat restoration projects.  River Partners collaborates with many regional, national and international conservation organizations and agencies to effect large-scale, science-based habitat improvement for riparian-dependent species. Check out for more information.

Duties / Responsibilities

The Restoration Ecologist works directly with biology, field implementation, and development staff to design and implement riparian restoration projects and monitoring programs to further the science of restoration ecology.  This position requires effective collaboration with local, regional and international conservation organizations, landowners and resource agency personnel.

The successful candidate also manages personnel; writes and manages the production of plans, reports and articles; manages complex large-scale restoration projects; meets multiple deadlines and provides outstanding customer service; manages multi-million dollar budgets; actively communicates with team members; manages and builds relationships with external partners; clearly communicates with the public; represents the organization to stakeholders; works on a diverse and highly motivated team; works independently in a fast-paced, dynamic environment; secures environmental permits for complex projects; designs and manages scientific experiments; and assists in the development of new restoration projects.

The Restoration Ecologist in our satellite Turlock office supervises our Central Valley-based biology staff and reports to our Science Director.  This position also collaborates closely with our Central Valley-based field implementation staff and our biology team in Chico.

Examples of typical duties include:

  • Training entry-level biologists and interns;
  • Scheduling staff and resources to meet contractual obligations and deadlines;
  • Managing budgets for restoration, mitigation, and consulting projects;
  • Securing permits from local, state and federal agencies;
  • Completing site specific plans and project reports;
  • Assisting with proposal writing and budgeting new projects;
  • Reviewing scientific, contractual, and informative documents and supervising their production;
  • Collaborating with the field implementation department to translate site specific designs from paper to the field;
  • Attending public events, fairs and meetings to promote the organization and its mission;
  • Developing and delivering presentations to the scientific community, government agencies, and the public;
  • Travelling to multiple restoration projects for planning, monitoring, and project development;
  • May involve long hours and/or weekends in a variety of field conditions;
  • Other duties as required.

Qualifications Required

M.S. or Ph.D. in biology, ecology, environmental science, agriculture science or related science, and at least five years of appropriate work experience is required.  Work experience in California’s Central Valley is preferred.

Other requirements include:

  • Experience in riparian habitat restoration
  • Experience in environmental permitting
  • Experience in budget and project management
  • Experience and background in plant physiology
  • Effective oral and written communication skills
  • A valid driver’s license with no restrictions

The successful candidate will demonstrate skilled use of word processing, spreadsheet, database, and geo-spatial software.  Additionally, the successful candidate must enjoy working with a diverse group of people and be a self-starting and effective worker, managing multiple projects and timelines with minimal direct supervision.

Pay Rate, Benefits, Working Conditions and Funding

Salary is competitive, depending on qualifications and experience.  River Partners offers medical, dental, vision, and 401K matching contributions.  This position is based out of River Partners’ satellite office in Modesto, California.  This position will require overnight travel up to 3 nights per month, and some evening and weekend work.  This position is full time and permanent.

To Apply

E-mail: (1) cover letter describing qualifications for this position and interest in River Partners, (2) complete CV/resume, and (3) contact information (including phone numbers and e-mail addresses) for 3 references to Mona Dagy at with “Central Valley Restoration Ecologist-Your Name” in the subject line. Applicants may be subject to background checks. Application deadline is Dec 15, 2017 the position will remain open until a successful candidate has been identified.  Please submit questions via email (no phone calls) to River Partners is an Equal Opportunity Employer.

14 October, 2017:  Biological Monitor, Environmental Science Associates, Sacramento, CA

Environmental Science Associates (ESA) is a 475-person environmental consulting firm with a national reputation as an industry leader with offices located in California, Washington, Oregon and Florida. We currently have strategic growth trajectory expected within the next 5 years that will increase our staffing numbers and office locations. ESA specializes in all aspects of project planning, environmental analysis and assessment, natural resource management, environmental restoration and design, and regulatory compliance. For more than 45 years, our scientists and technical specialists have provided critical thinking and measured analysis to guide successful policy development, project planning, and enduring solutions. Our skilled managers, scientists, planners and engineers provide the kind of critical thinking, objectivity, dedication and responsiveness that is essential to a sustainable future and good environmental stewardship. ESA was founded on the principles of sound science, technical excellence, integrity, and credibility.

About the Position:

ESA is seeking Biological Monitors who must be experienced with one or more of these species: San Joaquin kit fox, California tiger salamander, or Swainson’s hawk. The Biological Monitor should be sufficiently experienced with one or more of these species to gain agency approval. Qualified candidates must demonstrate compliance monitoring experience and the ability to perform all aspects of biological monitoring on large, linear construction projects. The geographic area of work is California’s Central Valley, primarily the vicinity of Fresno, California. Direct experience surveying, handling and monitoring San Joaquin kit fox, California tiger salamander and/or Swainson’s hawk is preferred. Experience provided for each of these species must include permit numbers worked under (where applicable), past project contacts and references. Experience for target species must also include duties performed and observational information including number of survey days, number of individuals and sign type observed, number of individuals handled, etc. Include relevant workshops attended and dates.


At a minimum, successful candidates must fulfill the following requirements and duties:

  • Ability to be approved at a minimum as a general monitor by USFWS and CDFW for San Joaquin kit fox, California tiger salamander, or Swainson’s hawk
  • Monitor construction activities to ensure compliance with mitigation/permit requirements
  • Accurately communicate and document conditions
  • Identify and accurately communicate compliance concerns and potential non-compliance
  • Write and maintain daily monitoring and inspection logs, including entry into an online database
  • Enter data into an on-line GIS mapping application
  • Submit observations to the California Natural Diversity Database (CNDDB)
  • Present an education program


ESA is owned entirely by its employees, creating a unique ownership culture rooted in a commitment to do work that matters, technical excellence and professional development.  ESA’s comprehensive compensation and benefits program reflects our commitment to our employees. Our benefits include: 401(k) Salary Deferral Plan with company match program, Employee Stock Ownership Plan, medical and dental insurance vision care, paid vacation, sick leave, 9 paid holidays, group term life insurance, short-term and long-term disability insurance, commuter/transit incentives, healthcare and daycare Flexible Spending Accounts (FSA), tuition reimbursement assistance, performance bonus plan, and employee referral bonus program.

How to Apply:

If you are interested in applying for this position, please visit the ESA Careers page at or follow the link below:;jsessionid=18F73E65255C311F9F55207E6CF059A5?org=ESA&cws=1&rid=335

 ESA is an Equal Opportunity Employer, committed to a diverse and inclusive work environment.  (EOE M/V/F/D)

11 October, 2017: On-call Biologist, Transcon Environmental, Southern CA

Transcon Environmental is seeking qualified biologists residing in Kern, Inyo, Los Angeles, Mono, Orange, Riverside, Santa Barbara, San Bernardino, Tulare, and/or Ventura County to perform special status plant and wildlife surveys, vernal pool surveys, riparian and other habitat assessments, and construction monitoring. Employees will be provided survey and/or monitoring instructions including information on the location of the site and the type of activity to be performed as well as a list of which species could potentially occur onsite. The successful candidate will be expected to visit the site, perform requisite surveys and/or biological monitoring to ensure compliance with project permits, requirements, avoidance and minimization measures, etc. Detailed data forms will need to be populated, photos captured, and reported to the project manager.

Candidates applying for this position must currently reside in the vicinity of one or more of the above listed counties. The successful candidate will work independently and will not report to an office. Candidates should possess a B.S. degree (M.S. preferred) in biology, botany, ecology, natural resources or a closely related discipline. Strong knowledge of California flora and fauna and a minimum of 6 months previous experience conducting special status species surveys and/or biological monitoring is required.

This position will be for on-call work for multiple projects, which will vary monthly depending on demand. Given the seasonal and client driven nature of our consulting work, Transcon often hires Biologists as “On-Call” employees. On-Call employees are assigned work hours as they become available and have the flexibility to accept or refuse the hours assigned to them. On-Call employees are also able to work concurrently for other companies (as long as their outside work does not create a conflict of interest with clients that Transcon consults for).  Work will primarily be in the field, but qualified candidates may be tasked with report writing and other desktop work as needed.  Access to a personal computer and the internet is required.

The position is a non-exempt (hourly) position without eligibility for benefits such as healthcare insurance, paid time off, etc. However, on-call employees are strongly encouraged to apply for internal job openings of full-time employment (with eligibility for benefits). Applicants must have a clean driving record for at least 5 years prior to the start of work. Employees will be reimbursed for mileage and travel time. Wage is negotiable based on relevant experience and work location but will likely range between $20-$30 per hour. Offers of employment will be contingent on the candidate passing drug and alcohol testing.

Please send detailed resumes (including current residence) via e-mail to the attention of Kevin Collins, Human Resource Manager at

6 October, 2017: Senior Plant Ecologist/Plant Biologist, H. T. Harvey & Associates

We have an immediate opening in our Los Gatos office for an experienced project management-level plant ecologist/plant biologist. The duties expected of this position include managing all aspects of the biological components of CEQA/NEPA assessments, rare plant surveys, wetland delineations and habitat mapping projects, Clean Water Act Section 404/401 and similar resource agency permitting projects, and resource management plans; managing staff, budgets, clients, and agency contacts; business development; marketing; proposal preparation; and staff training and supervision; and recruiting.

Required qualifications:
A minimum of 5 years of relevant professional experience in biological/ecological consulting
Strong project management skills, including an ease with clients and exceptional organizational abilities for tracking project details, schedules, budgets, invoices, and subcontractors
Academic background in plant biology, plant ecology, plant sciences, or biological sciences with emphasis in botany and ecology, solid field and/or research experience, and broad ecological knowledge
Experience in most or all of the following areas: California flora and habitats, plant identification, quantitative field surveys, plant community/association mapping, wetland delineation, environmental impact analysis, regulatory permit preparation for both California and federal resource agencies, Trimble GeoXT/XH, and general GIS/Arc View
Solid technical writing ability
Strong communication and collaboration skills
Willingness to travel throughout California and beyond
Candidates with an M.S. or a Ph.D. are strongly preferred, but those with a B.S. and direct relevant experience, including multiple years of project management experience in biological consulting, will be considered.

Additional qualifications:
Valid, state-issued driver’s license and clean driving record
Willingness to work irregular hours (e.g., early mornings, late nights, weekends)
Ability to work in harsh and rapidly changing environments, work in all types of weather conditions, walking over varied terrain, bending, lifting, and carrying upwards of 50 pounds, and otherwise maintain good physical condition
Familiarity with best practices for field safety and low impact principles

Prior experience in the following areas a plus:
Insect/pollinator sampling and/or identification
Range management
California regulatory law
Direct, recent experience coordinating with local state and federal regulatory staff

About H. T. Harvey & Associates:
H. T. Harvey & Associates, an established ecological consulting firm based in Los Gatos, California, employs nearly 100 ecologists, landscape architects, and other professionals in six offices in California and Hawaii. Our core areas of expertise are restoration ecology, landscape architecture, plant ecology, wildlife ecology, and aquatic ecology. We cultivate excellence in our staff and our work in pursuit of our mission to create ecologically sound solutions to our clients’ complex natural resource challenges.

Our employment package includes a competitive salary, medical, dental, and life insurance, as well as a 401K with generous employer match.
How to apply:
Interested candidates should respond by submitting a cover letter, resume, transcripts, and references through this link using ONE .doc or .pdf file (system allows for only ONE attachment, so resume, cover letter, transcripts, and references must be incorporated into ONE file); via mail to H. T. Harvey & Associates, Attn: Personnel, 983 University Ave., Bldg. D, Los Gatos, CA 95032; or by fax to 408.458.3210.

10 September, 2017:  Mid-Level Compliance ManagerEnvironmental Science Associates, Sacramento, CA

Description: Environmental Science Associates (ESA) is an environmental science, planning, and design consulting firm committed to the principles of sound science, technical excellence, integrity, and the promotion of outstanding decision making and sustainability. As a 100-percent employee-owned company with offices located in California, Washington, Oregon and Florida, continuing to meet the needs of our clients as well as the strategic aspirations of our employee-owners requires that we look to add the very best professional talent throughout our practices and offices. Specializing in project planning, environmental analysis and assessment, natural and cultural resources management, environmental restoration and design, and regulatory compliance, ESA’s scientists, historians, planners, designers, and technical specialists provide critical thinking and in-depth analysis to guide successful policy development, project planning, and the creation of enduring multi-objective solutions. Joining ESA means becoming part of a family of environmental professionals for whom every day involves growing your career, learning, creativity, fun, and the satisfaction knowing that you’ve contributed to outstanding iconic projects, improved environmental stewardship, and a more sustainable future for our communities and wild places.

ESA is currently seeking a Mid-level Compliance Manager to join our Biological Resources and Land Management group in Northern California. We are looking for a highly motivated and dynamic biologist and/or resource manager that can manage mid- to large-scale compliance monitoring efforts during construction. The right candidate would have direct, on-the-ground experience in environmental compliance monitoring for land development and large-scale infrastructure projects and programs. Preferred candidates should have excellent communication skills and experience working with client/owners, construction crews, and regulators. They should also have a strong working knowledge of relevant environmental regulations, and experience with compliance monitoring tracking systems and databases, field safety procedures, and scheduling tools.

Qualifications: Bachelor’s degree with 5 to 10 years relevant work experience required or a masters and 4 to 8 years.  Experience with a private consulting firm is preferred; however, a combination of public and private sector experience is acceptable.  Demonstrated and broad-based experience in the Northern California region and associated species and habitats is also desired. The candidate must have leadership capabilities, supervisory skills, and strong writing and communication skills. The positon is in our Sacramento office but overnight travel to project sites would be required.

Contact: If you are interested in applying to become an employee-owner at ESA, please visit the ESA Careers page at or follow the link below:;jsessionid=0AC99A50566996772512AC5B92915DF5?org=ESA&cws=1&rid=329

 ESA is an Equal Opportunity Employer, committed to a diverse and inclusive work environment.  (EOE M/V/F/D)

 Closing Date: 90 days

5 September, 2017: Biological/Environmental Compliance Monitors, Swaim Biological Inc.

Swaim Biological (SBI) an environmental and natural resource management company providing services in Natural Resources Management, Permitting & Environmental Compliance.

SBI has multiple positions open for Biological and Environmental Inspection Monitors in the San Francisco Bay Area (all 9 counties) and the northern Central Valley available immediately.

Minimum/Desired Requirements:

  • Minimum BS degree and one year of experience in Biology/Ecology/Botany/Soil Science/Natural Resources or related field;
  • Experience in some or all of the following activities: construction/environmental monitoring of large scale, linear utility projects, wetland delineation, wildlife habitat evaluations, wetland and stream quality assessments, endangered species habitat assessments, and rare plant surveys; hands on experience with listed reptiles and/or amphibians is a plus;
  • Excellent verbal and written communication skills;
  • The individual should be comfortable working in physically challenging outdoor situations in all types of weather and traveling on a regular basis to project sites
  • Computer skills including experience with MA Office Word and Excel;
  • GPS skills and GIS experience a plus;
  • Must possess a valid driver’s license, a good driving record, and be willing to use your vehicle for transportation to most work sites.
  • Must be willing to work a flexible schedule including weekends and holidays

Positions are hourly with flexibility to work part time or full-time or full-time salary DOQ.  Hourly rate is negotiable DOE.

* Please Note that selected candidates will be required to pass background and reference screening.
How to apply: 
SBI is an equal opportunity employer. Please email your resume, three references with current contact information, with cover letter and rate expectations to  Karen Swaim;   kswaim  “at” with “Biologist/Monitor” in the subject heading.


29 August, 2017: Caltrans Biologist and Planners, multiple openings statewide

Multiple openings, Statewide CA (some closing very soon):

As of July 1st, salary range for Associate: $5273 – $6605/month

*Environmental Planner (Environmental Impact Assessments, NEPA/CEQA);

*Env Planner (Natural Sciences) = Biologist (construction monitoring, wetland delineations, wildlife, fisheries, botany); and

*Env. Planner-Cultural jobs (archeology, historical)

Guide to applying for CA state jobs:

See links below for job specific duty statements and job specific hiring unit contact. Make sure to put the correct job-specific PARF # on your application

Biologist Specialist:

Environmental Planner:

Cultural Specialist:

Note: Contact the hiring unit contact in the job specific link for job specific details and instructions


20 August, 2017: Biological Construction Monitor, Monk & Associates, Inc.

Monk & Associates, Inc., a growing biological consulting firm in the Bay Area, is hiring a Biological Construction Monitor, with experience working with Northern California endangered wildlife and plant species. Monk & Associates, Inc. has been in business since 1992 and specializes in the following:

  • Special-status plant and animal surveys for endangered and threatened plant and animal species;
  • Wetland delineations and acquiring permits from the U.S. Army Corps of Engineers and the California Regional Water Quality Control Board (RWQCB);
  • Design and oversight in the construction of wetlands that include vernal pools, fresh and salt water marsh habitats, and stream channel enhancement and restoration;
  • The preparation of EIR/EIS biology sections pursuant to the California Environmental Quality Act (CEQA) and the National Environmental Policy Act (NEPA)
  • Preparation of Streambed Alteration Agreements for the California Department of Fish and Wildlife (CDFW);
  • Preparation of endangered species “incidental take permit applications” with the U.S. Fish & Wildlife Service (USFWS) and CDFW;
  • Preparation of biological constraints analyses, mitigation and monitoring plans, and habitat restoration plans;
  • Due diligence reports which are prepared for our clients in advance of their acquisition of prospective development properties.

To keep our company growing, we are interested in hiring a Biological Construction Monitor, with previous monitoring experience (preferably that has been approved as a monitor by California Department of Fish and Wildlife, and U.S. Fish and Wildlife Service). Monk & Associates’ strength is in its ability to integrate biological expertise with a depth of understanding of the environmental regulatory process. We look for this capacity in our prospective employees. Our ideal candidate must have a strong educational background in botany, wetlands, and/or wildlife biology, solid field experience, and a good understanding of environmental regulations (including CEQA, Clean Water Act, and Endangered Species Act).

Responsibilities would include:

  • Daily Construction Monitoring
  • Conducting field surveys for plants and/or animals (depending on technical expertise);
  • Conducting wetland delineations;
  • Preparing survey reports and compliance reports;

Key Qualifications:

  • A Master’s or Bachelor’s degree in environmental biology, ecology, wildlife management, botany, or related field. All candidates should have strong field skills or related job experience.
  • A solid background and field experience in identifying California fauna and/or flora (depending on technical expertise) and vegetation communities.
  • Excellent written and oral communication skills.
  • Ability to work as a team with other biologists and independently when necessary.
  • Be comfortable working both in the field and in the office.

Salary: Commensurate with Experience.

Benefits include 401K plan, health and dental plan, disability insurance, paid vacation, paid holidays, and paid sick leave.

Please email your resume, along with a list of major-specific coursework and contact information for three references, to the office manager, Chris Milliken at

20 August, 2017: On-Call Biological Technician, SWCA Environmental Consultants, Pasadena, CA

SWCA’s Pasadena office is expanding our team and seeking one or more on-call hourly Biological Technicians to support a variety of environmental projects involving a range of field and office duties. Work hours may vary seasonally, and depending on project needs and your skills. On-call staff are requested for work as it becomes available and are free to accept or refuse the work based on their schedule. As the Pasadena Natural Resources group continues to grow, additional opportunities for advancement will be available.

Conduct environmental inspections, wildlife and vegetation baseline studies, nesting bird surveys, and biological evaluations and assessments. Collect field data, record and identify fauna and flora. Use topographic maps, aerial photographs, GPS units, and other maps and tools to determine exact locations of project areas, habitat types, and associated landforms. Photograph and take detailed notes of habitats, species, and landforms. Operate SWCA vehicles safely, including operation of 4-wheel-drive vehicles on rugged, back-country roads. Follow industry-leading safety check-in and reporting procedures. Communicate effectively with SWCA project managers, construction crews, and other environmental specialists to complete the field work and reporting requirements. Understand project environmental requirements and the applicable laws and regulations protecting biological resources. Complete desktop analyses, web-based database queries, prepare technical reports describing the methods, results, recommendations, and regulatory background for projects.

Required Qualifications:

  • Minimum of B.A. or B.S. in Biology, Ecology, Environmental Science, Natural Resource Management preferred
  • Must have experience with flora and fauna identification, accurate data collection and entry procedures, and data entry QA/QC
  • Excellent communication and organizational skills
  • Familiarity with Microsoft Office Word and Excel

Preferred Qualifications:

  • Experience working with Southern California natural resources, wetlands, desert tortoise, nesting birds, and/or plants.
  • Technical writing experience

SWCA Environmental Consultants is a growing employee-owned firm, providing a full-spectrum of environmental services. With offices across the United States, SWCA is one of the largest environmental compliance firms and ranks among Engineering News-Record’s Top 200 Environmental Firms.

If you would like to contact SWCA regarding the accessibility of our website or need assistance completing the online application process due to a disability, please email or call 800-828-8517. This contact information is for disability accommodation requests only. All other inquiries will not receive a response.

EOE – women, minorities, individuals with disabilities and veterans are encouraged to apply.

Apply Here: