Defense Software Engineer Jobs in Grand Prairie, TX

A Senior Software Engineer position in Frisco, TX is currently available at Belcan. We are seeking a Senior Software Engineer to lead verification, validation, and automated testing efforts for advanced software, autonomous systems, and mission-critical platforms. This role is responsible for architecting and scaling automated test solutions, driving test strategy, integrating validation activities into CI/CD pipelines, and ensuring system reliability throughout the software development lifecycle.

The successful candidate will serve as a technical leader across multidisciplinary engineering teams, providing guidance on automation frameworks, system integration, verification methodologies, and software qualification activities. This position requires strong expertise in test automation, Linux environments, distributed systems, and complex software integration.

• Lead the design, development, and maintenance of automated test frameworks, tools, and infrastructure
• Define and implement automated testing strategies across system, subsystem, integration, and software levels
• Architect scalable regression, integration, and end-to-end automated test solutions
• Develop advanced Python and Bash/Shell-based automation tools to support validation, analysis, and reporting activities
• Integrate automated testing into CI/CD workflows to support continuous verification and rapid deployment cycles
• Establish testing standards, best practices, and automation methodologies across programs
• Lead root-cause investigations of software, network, hardware, and system integration issues
• Design and support Hardware-in-the-Loop (HITL) and Software-in-the-Loop (SITL) test environments
• Analyze telemetry, mission data, performance metrics, and flight logs to assess system behavior and identify defects
• Develop automated data collection, processing, reporting, and visualization utilities
• Support software release readiness reviews and software qualification activities
• Review system requirements, interface specifications, architectures, and test plans to ensure test coverage and traceability
• Mentor junior engineers and provide technical oversight for automation and verification activities
• Coordinate verification efforts across software, systems, integration, and program teams
• Support laboratory testing, system integration activities, customer demonstrations, and field events
• Drive continuous improvement initiatives to increase test coverage, automation efficiency, and product quality

• Bachelor's degree in Engineering, Computer Science, Software Engineering, or related technical discipline
• 7+ years of software test automation, verification, validation, or integration experience
• Expert-level proficiency with Python and Bash/Shell scripting
• Extensive experience developing and maintaining automated regression test frameworks, integration test tooling, automated validation environments, test execution orchestration systems, and data collection/reporting utilities
• Strong experience working within Linux-based development and test environments
• Experience integrating automated testing into CI/CD pipelines and DevSecOps workflows
• Strong experience with Git and software configuration management practices
• Proven ability to troubleshoot complex issues involving software, hardware, networking, distributed systems, and system integration
• Experience leading verification and validation efforts throughout the software development lifecycle
• Strong understanding of V&V, regression, functional, integration, system, and requirements-based testing
• Experience interpreting technical requirements, architecture documents, ICDs, and system specifications
• Excellent leadership, communication, and collaboration skills
• Due to the nature of the work, U.S. Citizenship is REQUIRED

• Experience supporting autonomous systems, robotics, aerospace, or defense programs
• Experience designing and automating HITL, SITL, and distributed system test environments
• Experience with telemetry analysis, flight log analysis, mission data validation, and network performance validation
• Experience supporting software qualification and certification efforts
• Experience supporting release readiness reviews and production deployments
• Experience with embedded software and flight-critical systems
• Familiarity with DO-178C, DO-254, MIL-HDBK-516C, and related aerospace/defense standards
• Experience serving as a technical lead, lead engineer, or subject matter expert
• Active Secret clearance preferred or ability to obtain one

• Technical leadership and mentoring
• Test automation architecture
• Systems thinking and problem solving
• Advanced debugging and root-cause analysis
• Cross-functional collaboration
• Continuous improvement mindset
• Strong communication and presentation skills
• Ability to manage multiple priorities in fast-paced engineering environments

• Collaborative engineering environment supporting advanced software and autonomous systems
• Onsite with interaction across geographically distributed teams
• Periodic support of integration labs, test facilities, and customer locations
• Occasional travel may be required to support integration activities, demonstrations, field testing, or program reviews

We provide a competitive pay and benefits package. This position is offering a salary rate of $110,000 to $160,00 however, Belcan considers several factors when extending an offer, including but not limited to education, experience, geographic location, and discipline. Benefits offered may include health care, dental, vision, life insurance; 401(k); education assistance; paid time off including PTO, holidays, and any other paid leave required by law.

Belcan is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.

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