Avionics Test Engineer

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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

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We're seeking a skilled Senior Test Engineer to join our Hypersonics team supporting the Common Hypersonic Glide Body (CHGB) program. The ideal candidate will combine software development capabilities with electrical engineering knowledge to help design, implement, and maintain automated test systems for flight-critical avionics. This role requires a blend of hardware and software expertise, familiarity with CI/CD practices, and the ability to validate complex electronic systems.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

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Primary Responsibilities. 

• Lead the design and implementation of automated test procedures for avionics hardware components and systems
• Architect and develop test software using modern languages (Python, C/C++, LabVIEW) within a CI/CD framework
• Design and integrate electrical assemblies including cables and harnesses for test systems
• Create and maintain test systems that simulate real-world conditions for avionics components
• Lead collaboration with electrical, software, and mechanical engineers to optimize product performance
• Document test requirements, procedures, and results using digital engineering tools
• Implement "test-like-you-fly" methodologies to ensure products meet mission requirements
• Troubleshoot complex hardware/software issues and provide technical recommendations
• Lead and represent the team in review boards and technical interchange meetings with customers and suppliers
• Mentor junior engineers in test methodologies and best practices

Basic Qualifications. 

• Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or related field from an ABET-accredited institution
• 8+ years of experience in test engineering for electronic systems, OR Master's degree with 6+ years of experience
• Proficient in programming languages such as Python, C/C++, or LabVIEW
• Experience with test automation and modern CI/CD practices
• Understanding of electronics design, including reading electrical schematics, wiring diagrams, and PCB layouts
• Knowledge of communication protocols (SPI, I2C, RS232, Ethernet)
• Ability to use test equipment (oscilloscopes, multimeters, signal generators)
• Experience with version control systems (Git) and Agile development methods
• Experience with test systems and embedded systems
• Strong analytical and problem-solving skills
• Proven ability to lead technical efforts and mentor junior engineers
• Ability to work full-time at our Huntsville, AL facility with up to 10% travel
• US Citizenship and ability to obtain and maintain a SECRET clearance

Preferred Qualifications.

• Master's degree in related engineering field
• Experience with PCB design and troubleshooting including embedded processor, microcontroller, or FPGA-based designs
• Experience with RF testing, calibration and validation
• Experience in aerospace or defense industry test environments
• Knowledge of environmental testing (HALT/HASS)
• Experience with database design for test data collection and analysis
• Proficiency with digital engineering tools (JIRA, Confluence, GitLab)
• Background in statistical analysis for test validation
• Experience developing test systems for medium to high volume production
• Familiarity with IPC/J-STD standards (J-STD-001, IPC-A-600/610/620) for electronic assembly
• Familiarity with CAD tools such as SolidWorks, Creo, Altium, or KiCad
• Familiarity with military standards and compliance testing
• Experience leading cross-functional technical teams
• Experience with technical proposal writing and cost estimation
• Prior DoD program experience and existing SECRET clearance

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:

June 23, 2026

Pay Range:

Pay Range $107,900.00 - $195,050.00

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.