Senior Staff Biologist

Added 27/07/2026

We are seeking a Senior Staff Biologist to provide technical leadership and biological expertise across a range of environmental, ecological, and natural resource projects. The successful candidate will lead field investigations, biological assessments, regulatory reviews, and technical studies involving terrestrial and/or aquatic systems. This role requires sound scientific judgement, strong project coordination skills, and the ability to develop practical, defensible solutions for complex environmental challenges. Key responsibilities include planning and directing biological surveys; preparing technical reports, permit applications, impact assessments, mitigation plans, and monitoring programs; evaluating ecological data; and interpreting applicable environmental legislation, policies, and regulatory requirements. You will oversee...

On-Call Staff Archaeologist | Field Technician | Northern California

Added 11/09/2026

We are seeking an On-Call Staff Archaeologist / Field Technician to support cultural resources investigations throughout Northern California. This is a flexible, field-based opportunity suited to an archaeology professional who can respond to short-term assignments, often involving construction monitoring, survey, testing, and documentation. Work may take place in remote locations, active construction areas, public lands, or other challenging field environments, with schedules varying according to project needs. Responsibilities may include conducting pedestrian surveys; monitoring ground-disturbing activities; identifying, documenting, and evaluating archaeological materials and features; completing shovel test probes and other subsurface investigations; recording observations using approved field forms, maps, photographs,...

Staff Engineer - Industrial Water Treatment

Added 01/09/2026

We are seeking a Staff Engineer – Industrial Water Treatment to provide technical leadership across the development, design, and delivery of complex water and wastewater treatment solutions. This role will support projects from early feasibility and concept development through detailed design, commissioning, and operational support. You will act as a senior technical authority, helping to define practical, compliant, and cost-effective treatment strategies for industrial clients with demanding water quality, production, and environmental requirements. Key responsibilities include developing process designs, treatment philosophies, mass balances, process flow diagrams, equipment specifications, and technical reports. You will review and optimise treatment technologies such as...

Sr. Staff Engineer, Renewable Engineering (Solar)

Added 19/08/2026

We are seeking a highly motivated and experienced Sr. Staff Engineer in Renewable Engineering, specializing in solar energy systems. In this role, you will lead the design, development, and implementation of innovative solar solutions. You will work closely with cross-functional teams to ensure that projects are completed on time, within budget, and meet all required specifications. Your responsibilities will include conducting feasibility studies, overseeing system performance analysis, and providing technical guidance throughout the project lifecycle. You will also be responsible for developing and maintaining strong relationships with stakeholders, including clients, regulators, and industry partners. The ideal candidate will possess a...

Staff Water Resources Engineer

Added 17/08/2026

We are seeking a Staff Water Resources Engineer to support the planning, design, and delivery of water resources projects across a range of public and private sector clients. This role will contribute to projects involving stormwater management, flood risk assessment, drainage infrastructure, hydrologic and hydraulic modelling, watershed planning, and water quality. You will work as part of multidisciplinary project teams, applying sound engineering judgement to develop practical, resilient, and cost-effective solutions. Key responsibilities include preparing technical reports, design calculations, drawings, specifications, and permit documentation; developing and reviewing hydrologic and hydraulic models; analysing rainfall, runoff, river, and drainage data; and supporting...

Staff Water Operations Specialist

Added 05/08/2026

We are seeking a Staff Water Operations Specialist to provide technical leadership and operational support across water treatment, distribution, and related infrastructure. This role is suited to an experienced water professional who can combine hands-on operational knowledge with strong analytical, coordination, and problem-solving skills. You will help ensure safe, reliable, compliant, and efficient water services while supporting continuous improvement across operational activities. Key responsibilities include monitoring and optimising water treatment and distribution processes; reviewing operational data, plant performance, alarms, and trends; identifying risks and implementing corrective actions; and supporting investigations into incidents, service interruptions, quality concerns, and equipment failures. You...

Staff Solar Performance Engineer - Solar (Multiple Locations)

Added 29/06/2026

We are seeking a highly skilled Staff Solar Performance Engineer to join our dynamic team in multiple locations. In this role, you will be responsible for analyzing and optimizing the performance of solar energy systems. You will conduct detailed performance assessments, identify inefficiencies, and develop strategies to enhance the energy yield of solar installations. Your expertise will guide the design and implementation of performance monitoring systems, ensuring that all projects meet the highest standards of efficiency and reliability. The ideal candidate will have a strong background in solar energy systems, with a focus on performance analysis and optimization. You will...

Environmental Planner/Wildlife Biologist or an Associate Environmental Planner/ Wildlife Biologist

Added 19/08/2026

We are seeking an Environmental Planner/Wildlife Biologist or Associate Environmental Planner/Wildlife Biologist to support a diverse portfolio of environmental planning, natural resource management, and wildlife conservation projects. The successful candidate will contribute to environmental assessments, permitting, habitat evaluations, biological surveys, and regulatory compliance activities for projects involving land development, infrastructure, restoration, and conservation. This is an opportunity to apply strong technical knowledge while working collaboratively with project managers, planners, engineers, regulators, clients, and community stakeholders. Key responsibilities include conducting and coordinating wildlife and habitat surveys; identifying potential environmental impacts; preparing technical reports, impact assessments, biological evaluations, mitigation plans, and permit...

Mid - Senior Wildlife Biologist / Project Manager - Inland Empire

Added 21/09/2026

We are seeking a Mid- to Senior-Level Wildlife Biologist / Project Manager to support environmental planning and compliance projects across California’s Inland Empire. This role is ideal for an experienced environmental professional who can combine strong field biology expertise with project coordination, technical reporting, client communication, and regulatory knowledge. The successful candidate will work on a diverse range of development, infrastructure, and conservation projects involving sensitive biological resources and protected species. Responsibilities will include conducting and overseeing biological surveys, habitat assessments, nesting bird surveys, focused species surveys, and biological monitoring; preparing biological technical reports, impact assessments, mitigation plans, and permit...

Wildlife Biologist On-Call Southern and East-Central California (On-Call/Hourly)

Added 21/09/2026

We are seeking an experienced Wildlife Biologist to provide on-call, hourly support for wildlife surveys, monitoring, environmental compliance, and resource management projects across Southern and East-Central California. Assignments may vary in duration and location and may involve working independently or as part of a multidisciplinary field team. The successful candidate will be comfortable responding to short-notice requests and working in remote, rugged, and changing field conditions. Responsibilities may include conducting wildlife and habitat surveys; identifying birds, mammals, reptiles, amphibians, and other sensitive species; documenting observations using established protocols; assisting with nesting bird, special-status species, and habitat assessments; monitoring construction or...

Associate or Senior Wildlife Biologist/Regulatory Specialist - Folsom

Added 14/09/2026

We are seeking an Associate or Senior Wildlife Biologist/Regulatory Specialist to support environmental planning, permitting, and compliance projects in the Folsom area. This role will contribute to projects involving wildlife resources, habitat conservation, biological constraints, and regulatory approvals across a range of public and private-sector developments. The successful candidate will combine strong technical knowledge with practical project coordination skills and will be comfortable working in the field, in the office, and with clients, agencies, and multidisciplinary teams. Responsibilities may include conducting and overseeing biological surveys; documenting wildlife, plant, and sensitive habitat conditions; preparing technical reports, biological assessments, constraints analyses, and...

Biologist - Mid-level

Added 11/09/2026

We are seeking a capable and motivated Mid-level Biologist to contribute to laboratory, field-based, or applied research projects. The successful candidate will plan and perform biological studies, maintain accurate records, and interpret data to support evidence-based conclusions. This role requires a strong understanding of biological principles, sound technical judgement, and the ability to work effectively both independently and as part of a multidisciplinary team. Key responsibilities include designing and conducting experiments, sampling and processing biological materials, operating and maintaining laboratory or field equipment, and applying appropriate analytical techniques. You will analyse, validate, and document results using established scientific methods, prepare...

Biologist - Junior

Added 11/09/2026

We are seeking a motivated Junior Biologist to support laboratory, field and data-based activities across a range of biological projects. Working under the guidance of experienced scientists, you will assist with sample collection, preparation, processing and analysis in accordance with approved protocols. You will help maintain accurate experimental records, organise biological materials, monitor equipment and ensure that work areas are kept clean, safe and compliant with relevant health, safety and quality standards. Your responsibilities will include conducting routine laboratory procedures, recording and interpreting observations, contributing to data entry and analysis, and preparing clear technical notes and reports. You may also...

As-Needed Lab Biologist

Added 09/09/2026

We are seeking an As-Needed Lab Biologist to provide flexible scientific support across laboratory operations, research activities, and routine testing. This role is well suited to a dependable professional who can adapt to changing workloads and contribute effectively on an intermittent or project-based schedule. Responsibilities may include receiving, labeling, preparing, and processing biological samples; performing laboratory procedures in accordance with approved methods; operating and maintaining standard laboratory equipment; recording observations and results accurately; and assisting with data review and documentation. The successful candidate will follow established safety, quality, and biosafety procedures at all times, maintain clean and organized work areas,...