Principal Test Development Engineer

Principal Test Equipment Design Engineer

Apex Systems is a world class technology services business that incorporates industry insights and experience to deliver solutions that fulfill our clients' digital visions.

We're seeking a Principal Test Equipment Design Engineer with expertise in electrical design and software automation to develop advanced test platforms and architectures. You'll work on a variety of programs, designing test solutions for analog/digital, RF, high-power, and embedded systems using both custom and COTS equipment.

Location: Tewksbury, MA (on-site 5 days)

Project Duration: 12 months w/ possibility of extension or conversion

Rate: Negotiable Based on Experience

Key Responsibilities

• Design and deploy complex factory test systems in collaboration with internal and external teams
• Lead development of test hardware, software, and firmware from requirements through deployment
• Coordinate with engineering and operations teams to ensure smooth manufacturing integration
• Identify and resolve test readiness issues throughout the development lifecycle
• Lead medium-to-large teams, managing budget, schedule, and performance
• Provide technical leadership and mentorship to peers and junior engineers
• Present project status to leadership and report financial metrics (EVMS)
• Manage risks and opportunities proactively
• Support manufacturing operations with on-site troubleshooting and debugging
• Contribute to bids and proposals with cost, schedule, and technical input

Required Qualifications

• Bachelor's degree in STEM
• 8+ years of engineering experience, including 4+ years in test equipment design
• Experience leading technical teams and projects
• U.S. Citizenship with active and transferable security clearance
• Ability to obtain Interim Secret clearance prior to start
• Familiarity with MS Project, Jira/Confluence, and EVMS tools
• Strong decision-making and problem-solving skills
• Experience with National Instruments tools (TestStand, LabWindows/CVI, LabVIEW)
• Background in digital, analog, RF, or power supply test hardware design
• Experience automating commercial test equipment (oscilloscopes, DMMs, analyzers, etc.)

EEO Employer

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. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at

employeeservices@apexsystems.com or 844-463-6178.