Senior Environmental Scientist/Ecologist

Job Description

Why join us?

AtkinsRéalis is growing fast in the U.S.—and there’s never been a more exciting time to be part of our journey.

We’re committed to engineering a better future for our planet and its people. That means creating solutions that matter, and building a workplace where every voice is heard, every perspective counts, and everyone belongs.

By connecting people, data, and technology across our global network, we’re tackling some of the world’s most complex challenges. And we’re looking for passionate, driven professionals like you to help shape what’s next.

Let’s build the future—together.

We are seeking a Senior Scientist/Ecologist to join our Henderson/ Las Vegas, NV office.

About Us

AtkinsRéalis is a world-class engineering services and nuclear organization. For over 50 years, we’ve partnered with public and private clients across the U.S. to deliver infrastructure planning, engineering, construction, environmental consulting, urban planning, architecture, and program management. Our depth and breadth of expertise enables us to tackle the most technically complex and time-sensitive projects—driving innovation, resilience, and real-world impact where it matters most.

How will you contribute to the team?

• Conduct/participate in natural resource field investigations, including but not limited to waters of the US; potential habitat for threatened and endangered species; vegetative community; presence/absence surveys, specimen collection and handling; construction monitoring; and stormwater and erosion control monitoring and compliance.
• Prepares technical report of findings; supports preparation of permits and NEPA documents and provides peer reviews of reports prepared by others.
• Is an Authorized Biologist for Mojave Desert Tortoise. 
• Serves and as in-field team leader for junior staff and technicians and\or coordinates with other Authorized Biologists. 
• Responsible for planning field work and coordinating with various parties as to when and where field work will occur.
• Serves as an in-field team leader for health and safety requirements, including the preparation of safety documents and adherence to company safety protocols and procedures. 
• Maintains field notes and other collected data in an organized and useful fashion to meet and safeguard project objectives. 
• Effectively communicate the results of studies performed to project management staff.
• Support proposal scope, technical approaches, and fee estimates.
• Serves as an in-field point of contact for clients, subcontractors, and various other parties.
• May assist in the management of projects.
• Occasional work in afternoons/weekends as project monitoring requires. Not typically on a regular basis.
• Performs such other duties as the Supervisor may from time to time deem necessary.

What will you contribute?

• B.S./B.A. or M.S. in a field of Natural Resources such as Wildlife Biology, Botany, Conservation Biology, Ecology. This level may be achieved by Scientists with minimum 8 to 10 years' experience since Bachelor's degree or 5 to 8 years' experience with Master's degree; typical incumbent has a minimum of 10 years' experience.
• Strong analytical skills and attention to detail, technical writing, computer and communication skills desired.
• The ideal candidate would have experience in identification of waters of the United States (including wetlands); Section 404/401 permitting including Nationwide Permits, related Pre-construction Notifications, Regional General Permits, and possibly Individual Permits.
• Ability to obtain authorization from the USFWS
• The ideal candidate will be familiar with regional flora and fauna.
• Experience with Mojave Desert tortoise surveys as an Authorized Biologist is preferred.
• Experience with BLM plant surveys and other rare plant surveys in California and Nevada preferred.
• Impact analysis including NEPA and related documentation.
• Stormwater and erosion compliance experience.
• Wetland and stream condition assessment. Wetland and stream mitigation.
• Basic stream hydrologic principles.
• GIS skills and GPS equipment familiarity.
• The successful applicant must have a general understanding of one or more of the following industries: infrastructure, transportation, state and local governments, or water quality.
• Prior experience with the Las Angeles and Sacramento District of the USACE and NDOT projects preferred.
• Experience with the Walla Walla and Portland/Seattle Districts of the USACE helpful.
• Prior absence and presence survey experience as well as USFWS scientific permits or ability to obtain permits also preferred.
• Routine travel is to be expected.
• Must be confident working in harsh and inhospitable outdoor climates in the Western and Southwestern US during all times of the year.
• Must maintain a keen awareness of safety protocols in the field and in the office.
• Position may require use of company vehicle. Incumbent must have valid driver’s license and a driving record that meets company policy.

What we offer at AtkinsRéalis:

At AtkinsRéalis, our values—Safety, Integrity, Collaboration, Innovation, and Excellence—are more than just words. They are the foundation of who we are and how we work. These principles shape our culture, guide our decisions, and inspire us to create an environment where every team member feels empowered to grow, succeed, and make a meaningful impact.

Depending on your employment status, AtkinsRéalis benefits may include medical, dental, vision, company-paid life and short- and long-term disability benefits, employer-matched 401(k) with 100% vesting, employee stock purchase plan, Paid Time Off, leaves of absences options, flexible work options, recognition and employee satisfaction programs, employee assistance program, and voluntary benefits. You can review our comprehensive benefits page here.

Are you ready to expand your career with us? Apply today and help us shape something extraordinary.

AtkinsRéalis is an equal opportunity, Drug-Free employer EOE/Veteran/Disability

Please review AtkinsRéalis’ Equal Opportunity Statement here.

AtkinsRéalis cares about your privacy and is committed to protecting your privacy. Please consult our Privacy Notice our Careers site to know more about how we collect, use and transfer your Personal Data. By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice. 

Note to staffing and direct hire agencies:

In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency.  https://careers.atkinsrealis.com/recruitment-agencies

Worker Type

Job Type

At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.