Senior Software Test Engineer (Flight Safety Systems)
Peraton
Fort Belvoir, VA · Posted October 9, 2026
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Where Fort Belvoir, VA ranks
Where Fort Belvoir, VA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #9Best cities for pay after cost of living in Virginia$134k · of 15
- #10Best cities for mid-career professionals in the Southeast62% · of 87
- #12Best cities for mid-career professionals in the Mid-Atlantic62% · of 85
- #15Best cities for pay after cost of living in the Southeast$134k · of 33
- #16Best cities for junior jobs in Virginia29% · of 26
- #18Cities with the most hybrid jobs in the Southeast11% · of 84
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among software quality assurance analysts and testers, AI is already used for a large share of the tasks. Measured exposure for software quality assurance analysts and testers: 52% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Peraton has filed 3 layoff notices in the last twelve months, covering 133 workers, most recently October 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings
About the job
As a Senior Software Test Engineer supporting Flight Safety (FS) systems within a national security space mission environment, you will be responsible for testing, validating, and integrating mission-critical software tools used to perform Flight Safety operations. You will ensure system reliability and operational readiness for tools that support conjunction assessment (CA), space object tracking, and ground threat deconfliction analysis. In this role, you will serve as a technical SME focused on test planning, system validation, integration testing, and operational verification of FS software tools used in 24/7 operations. You will work closely with developers, system engineers, and operators to ensure that new capabilities and data...