VMS Electronics Test Engineer

Job Description:

Principal Electronics Test Engineer (RF & Digital Hardware)

Onsite – Linthicum, MD

1st Shift | 9/80 Schedule

Active or Eligible for DoD Secret Clearance (Preferred)

Contract Opportunity via Apex Systems

Why This Role?

Apex Systems is seeking a Principal Electronics Test Engineer to support advanced RF and digital microelectronic hardware in a high-volume surface-mount manufacturing environment. This opportunity is ideal for engineers who thrive in hands‑on, fast‑paced production settings and enjoy owning the performance, quality, and delivery of complex electronic products.

You’ll play a critical role in test engineering, yield optimization, failure analysis, and cross‑functional collaboration, supporting mission‑critical hardware from initial test through delivery.

• 100% Onsite (no remote options)
• 1st Shift | 9/80 schedule
• No travel required
• Manufacturing and production test environment
• High visibility role interfacing with engineering, manufacturing, and program teams

• Supporting development, integration, and testing of advanced RF and digital hardware
• Troubleshooting and debugging Circuit Card Assemblies (CCAs) across digital, analog, RF, and power circuits
• Performing hands‑on testing, fault isolation, and root cause analysis
• Monitoring and improving First Time Through Test Yield (FTTTY)
• Analyzing test data to identify yield detractors and early failure trends
• Developing and implementing improved test methods, procedures, and equipment changes
• Collaborating with design engineering to implement hardware and testability improvements
• Supporting and mentoring manufacturing and test technicians
• Reporting yield performance, issues, and corrective actions during program meetings
• Driving corrective action plans to maintain aggressive delivery and yield targets
• Serving as a technical point of contact across manufacturing, design, quality, and program teams

• Bachelor’s degree in Electrical Engineering or related STEM field with applicable experience
• Advanced degree preferred
• Strong ability to read and interpret schematics, specifications, block diagrams, parts lists
• Experience supporting RF and digital electronic hardware
• Solid understanding of RF theory and concepts, digital circuit design
• Hands‑on experience with RF and digital test equipment such as Digital multimeters (DMMs), power supplies, oscilloscopes, power meters, spectrum analyzers, signal generators
• Self‑directed, organized, and able to work with minimal supervision
• Strong analytical, troubleshooting, and cross‑team communication skills
• Proficiency with Microsoft Office tools

• Active DoD Secret clearance
• Advanced degree in Electrical Engineering or related discipline
• Experience with FPGAs and JTAG debugging
• Lab Windows/CVI
• C / C++ programming
• NI Test Stand
• Familiarity with digital, analog, and RF test environments, high‑speed digital and RF systems, differential interfaces (e.g., LVDS), PXI/PXIe and VME bus architectures
• Strong hands‑on experience troubleshooting complex electrical hardware in manufacturing or production test environments

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law.

Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.