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Peraton

Runs and secures technology for federal agencies

Intermediate Software Test Engineer - Flight Safety Systems

Manual & Functional QAConfirmed live in the last 24 hours
Full-timeFort Belvoir, VA, USAIn-person

About the Job

Requirements

  • A minimum of 12 years of experience without a degree, or 10 years with an associate degree, 8 years with a bachelor's degree, 6 years with a master's degree, or 4 years with a Ph.D.
  • An active Top Secret/Sensitive Compartmented Information clearance with adjudicated polygraph.

Responsibilities

  • Support the subject matter expert in test planning, system validation, integration testing, and operational verification of flight-safety software tools used in 24/7 operations.
  • Work with developers, system engineers, and operators to integrate new capabilities and data sources into legacy and evolving systems while minimizing operational risk.
  • Ensure systems accurately process resident space object catalogs, ephemeris data, and trajectory inputs to identify collision risks and support space-operations decisions.
  • Improve testing methodologies, system workflows, and operational procedures by identifying software issues, validating fixes in controlled environments, and supporting updates to training materials based on system changes and test outcomes.
  • Support integration and verification testing of new data sources and software capabilities within legacy and next-generation flight-safety systems.
  • Design, execute, and document software test plans, regression tests, and operational validation scenarios in test and pre-production environments.
  • Use Bash and Python scripts to support automated testing, data validation, troubleshooting, and system analysis in Linux-based classified environments.
  • Execute conjunction-assessment and screening workflows, including resident-space-object-to-resident-space-object and resident-space-object-to-ground proximity analysis, to validate system performance.
  • Perform pre- and post-launch validation of two-line element sets, state vectors, and maneuver ephemeris data against cataloged resident space objects to verify collision-risk mitigation logic.
  • Operate and validate orbit-propagation and analysis tools, such as STK or ASW-type systems, checking input handling, output accuracy, and reporting consistency.
  • Identify software defects, conduct root-cause analysis, and track anomalies discovered during testing and operational use.
  • Participate in test-readiness reviews, flight-safety meetings, and operational training and exercise events.
  • Develop and maintain test documentation, validation reports, and user and training materials, and provide hands-on instruction to team members.
  • Collaborate with engineers, operators, and external stakeholders to ensure system changes meet operational requirements and safety thresholds.

Desired Qualifications

  • At least 1 year of experience with flight-safety or astrodynamics test tools such as STK or ASW SuperCombo, or STK Level 2 certification.
  • At least 2 years of combined experience in space operations, conjunction assessment, or flight-safety systems testing.
  • Understanding of orbital mechanics, conjunction-analysis methods, and space-domain-awareness concepts.
  • Experience validating or testing systems involving resident space object catalogs, ephemeris data, and orbital-propagation models.
  • Ability to write and interpret Bash and Python scripts for test automation and data analysis.
  • Familiarity with national-security space mission environments, including NRO-related systems and workflows.

About the Company

Peraton

Runs and secures technology for federal agencies

Peraton builds and runs secure technology for American defense, intelligence, space, and civilian agencies, from military networks to satellite ground stations. In 2025, the Federal Aviation Administration chose it to manage the overhaul of the nation's air traffic control system, replacing copper wiring with fiber and upgrading radar and radios. Its engineers, many holding security clearances, run and defend agency networks and data centers, write mission software, and operate space and communications systems, and agencies pay for this work through multiyear contracts. Peraton was formed in 2017, when private-equity firm Veritas Capital bought Harris Corporation's government IT business, and is based in Reston, Virginia.

Company size
10,001+
Company stage
Grant
Total funding
$60M
Headquarters
Reston, VA
Founded
2017

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