Senior CBRN Field Service Engineer

Leidos LLC; Washington; On-site; USD 92,000 - 167,000; Full time

Benefits offered by this job

Health and Wellness programs

Income Protection

Paid Leave

Job summary

Leidos LLC seeks a Field Service Technician to manage sensor deployments, collect environmental samples, and coordinate logistics across CONUS sites. You will handle equipment testing, transport, and initial lab prep, reporting after-action results and maintaining equipment security.

The role requires an active Top SECRET clearance, ability to travel up to 60% on short notice, and the capacity to work independently or in a team while following precise customer instructions.

Qualifications

• Active Top SECRET Clearance required.
• Willingness to travel up to 60% on short notice.
• Ability to work independently or in a team.
• Follow written and oral instructions with minimal supervision.
• Strong customer focus and organizational skills.
• Proficiency with MS Office Suite and reporting tools.
• Valid driver's license and ability to drive up to 500 miles.
• Ability to fly up to 6 hours without layover.
• REAL ID or U.S. passport/card required.
• Access to mechanical spaces/HVAC systems for sensors.

Responsibilities

• Maintain inventory and logs; track order status and repairs with procurement.
• Lead on temporary CONUS deployments (2-3 days) for sample collection and lab prep.
• Retrieve sensors, test, and transport equipment to installation sites with minimal supervision.
• Schedule travel and shipping in coordination with the customer.
• Collect environmental media and prepare for initial lab testing.
• Follow customer testing instructions precisely.
• Prepare after-action and periodic reports; publish results.
• Perform preventive maintenance and record results.
• Secure equipment after task completion and arrange shipment back to storage.

Skills

Top SECRET clearance

Flex hours travel

Interpersonal skills

MS Office

Driver's license

REAL ID or US passport

Able to travel 60%

Flight capable (up to 6 hours)

Access to mechanical spaces

HVAC knowledge

CBRN detection knowledge

HAZWOPER training

Tools

None

Job description

Primary Responsibilities

• Maintain an inventory of supplies and equipment, produce updated status reports, maintain shipping and receiving logs, and work with procurement to track order status, and repair/maintenance issues.
• Act as the Lead on temporary deployments (2-3 day CONUS efforts) charged with the collection, initial processing, and packaging and preparation for lab testing of environmental media at various locations.
• Obtain sensor equipment from storage locations, testing to ensure operational, and transporting them to all required installation site locations with little to no supervision from the Project Manager.
• Schedule and complete all logistical duties to include travel and shipping of equipment in coordination with the customer.
• Collect environmental media, package and prepare for initial lab testing.
• Follow specific step by step instructions set forth by the customer for collection and testing.
• Prepare after-action reports, weekly and monthly reports and other program documentation.
• Schedule and conduct Preventive Maintenance at regular intervals and publish results.
• Securing the DFU equipment upon task completion, package equipment and arrange for shipment back to the storage facility.

Basic Qualifications

• Active Top SECRET Clearance.
• Ability to work flexible hours/shifts and travel on short notice (up to 60% of the time).
• Candidate must have excellent interpersonal and organizational skills and must be able to work independently or in a team environment.
• Candidate must be able to follow written and oral instructions and carry out tasks safely with minimal supervision and oversight.
• Candidate should have a strong customer focus.
• Proficiency in MS Office Suite including the ability to update and write Status Reports and After-Action Reports.
• Field Service Technicians must possess a valid driver's license and be able to drive up to 500 miles during day and nighttime hours.
• Field Service Technicians must be able to fly for minimum up to 6 hours without lay over.
• Field Service Technicians must possess a REAL ID (compliant ID); and/or a U.S. passport or passport card.
• To install and retrieve sensors systems and environmental samples, technicians must be able to access mechanical spaces and or HVAC systems on rooftops in commercial and residential facilities or in manholes to access air intake tunnels.
• Ability to ascend/descend fixed ladders up to 24' high.
• Ability to ascend/descent five levels of stairs without stopping in under a 130 Seconds (just over 2 minutes).
• Ability to work at elevated surface at heights of up to 40 stories for periods up to 30 minutes.
• Ability to walk up to one mile without stopping on uneven terrain in under 20 min.
• Ability to work in small-enclosed spaces for up to 40 minutes multiple times during the shift.
• Ability to bend at waist, kneeling and or squatting for up to 30 seconds at a time 12 times a shift with minimum recovery time.

Desired skills

• Knowledge in the operation of sample collection systems, field test methods, and collection of field data is desired.
• Prior experience and ability to plan a field operation within short timelines, installing equipment at temporary sites and producing customer after‑action reports.
• Fundamental knowledge of HVAC systems & Background in CBRN Detection and Analysis.
• Previous HAZWOPER certification or HAZMAT training.
• Background in Environmental Health and Safety B.S. degree in a scientific discipline or relative experience.
• Experience in environmental, chemical, biological, or radiological monitoring and/or sampling.
• Technical expertise to diagnose and repair electronic malfunctions, remove, and repair or replace unserviceable equipment.
• Troubleshoot and test faulty equipment, identify system malfunctions and repair system failures.
• Ability to perform confidence tests on selected equipment as needed to ensure proper operation, assist with system sampling and identification to determine health of equipment while maintaining communications and assessing operational data.

Pay Range

Pay Range: Pay Range $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave
• Retirement

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com.

Why Join Us?

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.

Employment Details

This position incorporates a part-time schedule with potential for full time work. The Field Service Engineer will field deployments as needed based on the needs of the customer, thus work hours and schedule are subject to change to accommodate the needs of the customer. Field Service Engineers must be able to travel anywhere within the Continental United States supporting the Program as required. All applicants must be a U.S citizen and hold an active TOP SECRET clearance. The position is part of a rapid response, small team that fields equipment at various sites for equipment setup, sample collection, initial processing, and packaging and preparation for lab testing of environmental media at various locations across the United States. Due to the nature of the job requirements, field service engineers are required to assist (two (2) persons) with lifting heavy (approx. 160 lbs.) equipment in and out of vehicles (approx. 38 inches in height). Original Posting: September 18, 2026