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Posted Apr 2, 2026

Environmental Specialist (Alternate)

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This is an alternate position, and will only be formally hired should the already identified primary candidate withdraw or be deemed unfit for deployment to Antarctica.

Leidos is seeking an ALTERNATE Environmental Specialist to support the United States Antarctic Program (USAP) in meeting regulatory requirements of the Antarctic Treaty and Antarctic Conservation Act. The Environmental Specialist will participate as a team member on projects, plan and support field investigations, conduct data analysis and interpretation, deliver effective environmental trainings, and prepare reports. The Environmental Specialist will work with the Antarctic Support Contract (ASC) Environmental Engineering staff and interface with a variety of USAP participants including ASC and National Science Foundation (NSF) personnel, scientists, military personnel, subcontractors, and external agencies.

*** Deployment to Antarctica is required in this role. Deployment length is expected to be for ~6 months, starting in October 2026. The candidate in the position must complete the physical and dental examinations required by the NSF for deploying to Antarctica. ***


Due to contract requirements, US Citizenship is required.


Must obtain a Public Trust security clearance prior to start date. This process could take up to 4 months.

If this sounds like an environment where you can thrive, keep reading!

About the Antarctic Support Contract:

Leidos Antarctic Support Contract (ASC) is the prime contractor to the National Science Foundation (NSF) in support of the United States Antarctic Program (USAP). Leidos supports the NSF’s Office of Polar Program’s Antarctic Infrastructure and Logistics by aligning with their Mission and Vision Statements:

Leidos ASC provides science and logistics support for approximately 150 science and technical events across three geographically remote research stations; McMurdo Station, Palmer Station, and South Pole Station and several deep field sites across Antarctica. Each station or field site supports world class research across multiple science disciplines.  The planning and implementation of science support requirements in Antarctica is a critical part of our mission.

To learn more about the Leidos Antarctic Support contract, click here.

The Challenge:

What Sets You Apart:

You May Also Have:

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 31, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $59,150.00 - $106,925.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.