Developmental Test/Environmental Test Engineer

Key Responsibilities

• Develop, author, and execute detailed environmental test plans in compliance with MIL-STD-810 and related military standards.
• Partner with design engineering teams to integrate test-derived insights into hardware architecture, material selection, and packaging to improve reliability and survivability.
• Translate environmental qualification needs into design guidelines and drive early-phase design reviews to ensure environmental readiness.
• Carry out and oversee testing across critical environments, including shock, vibration, temperature, humidity, rain, and sand/dust.
• Coordinate and support EMI/EMC testing, including collaboration with external labs and internal electrical teams.
• Lead test setup planning, including harnessing, fixturing, instrumentation, and data acquisition strategies.
• Serve as primary technical interface for third-party test houses—coordinating logistics, validating setup integrity, and ensuring test fidelity.
• Apply knowledge of missile systems and counter-UAS platforms to guide realistic and mission-relevant test planning.

Ideal Candidate Profile

• A minimum of 5 years of relevant experience in aerospace, defense, or high-reliability systems engineering.
• Direct hands-on expertise in MIL-STD-810 environmental testing, with working knowledge of DO-160 and/or related military/industry standards.
• Experience in identifying root cause failure and incorporating insights into early design phases to ensure success.
• Solid understanding of both mechanical and electrical systems, including familiarity with power/harnessing, enclosures, and electronics packaging under extreme conditions.
• Hands-on experience with test instrumentation, vibration tables, thermal chambers, and data collection tools.
• Proven ability to work cross-functionally with internal engineering teams and external testing partners.
• Experience supporting or qualifying missile systems, guided munitions, or small aerial vehicles in DoD acquisition or RDT&E environments.
• Bachelor's degree in Mechanical, Aerospace, or Electrical Engineering

Pay Range

Pay range for this role: $130,000 - $205,000 USD

Benefits

• Competitive total compensation package
• Comprehensive benefit package options include medical, dental, vision, life, and more.
• 401k with company-match
• 4 weeks of paid time off each year
• 12 annual company holidays

What's in it for you

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.

Zone 5 Technologies is a federal contractor and participates in E-Verify to confirm employment eligibility. As required by law, we will verify the identity and employment eligibility of all new employees using the E-Verify system. Learn more about your rights and responsibilities under E-Verify: https://www.e-verify.gov.

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