Senior Test & Integration Engineer

About Mach IndustriesFounded in 2022, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition.Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security.The RoleWe’re looking for a Senior Test Integration Engineer to own electrical interconnect systems across our UAV platforms. This is a highly hands-on role focused on designing, building, and validating harnesses that operate in demanding environments. You’ll work across electrical, mechanical, and test teams to deliver reliable, lightweight, and production-ready harness solutions, while also contributing to test infrastructure like fixtures and system test racks. This role requires speed, autonomy, and a strong bias toward executionKey ResponsibilitiesHarness Design & Ownership• Own end-to-end design of UAV wiring harnesses: concept prototype production.• Design for power, high-speed signals, RF, and mixed-signal systems under tight size, weight, and power constraints• Rapidly iterate on harness layouts, routing, and packaging with mechanical and electrical teams• Full harness design including connectors, shielding strategies, wire types, and protectionschemes for harsh environments (vibration, temperature, EMI)• Drive design decisions with a focus on reliability, manufacturability, and field serviceabilityBuild, Integration & Validation• Lead bring-up and integration of harnesses into full vehicle systems• Define and execute validation: continuity, insulation resistance, shielding effectiveness, and system-level functional checks.• Identify and fix issues quickly during integration and flight test cyclesProduction & Scaling• Work directly with technicians and vendors to transition harnesses from prototype to production• Define build processes, QA checks, and acceptance criteria• Troubleshoot production issues (opens/shorts, intermittent faults, connector failures, shielding gaps)• Continuously improve harness designs based on production and field feedbackFailure Analysis & Debugging• Own root-cause analysis of electrical interconnect failures in lab, production, and field• Use oscilloscopes, DMMs, hipot testers, and other tools to diagnose complex issues• Drive corrective actions quickly and prevent recurrenceDocumentation• Create and maintain harness drawings, pinouts, and build docs• Keep documentation lightweight, accurate, and usable by technicians• Maintain revision control without slowing down development speedRequired Qualifications 5+ years of hands-on experience designing and building wiring harnesses or electricalinterconnect systems Deep understanding of connectors, shielding, grounding, and cable design for real-worldenvironments Strong ability to read and create schematics, wiring diagrams, and harness documentation. Proven experience taking hardware from prototype through production Comfortable working with standard electrical test equipment (DMMs, oscilloscopes,continuity/hipot testers) Demonstrated ability to move fast, iterate quickly, and solve problems with minimal directionPreferred Qualifications• Experience with UAVs, aerospace systems, robotics, or other high-performance hardware• Familiarity with EMI/EMC best practices and high-reliability design• Experience with harness CAD tools (SolidWorks Electrical, CATIA, Zuken, Altium, etc.)• Background in designing or supporting test fixtures, breakout systems, or test racks• Hands-on experience working with contract manufacturers or in-house production teamsDisclosuresThis position may require access to information protected under U.S. export control laws and regulations, including the Export Administration Regulations (EAR) and the International Traffic in Arms Regulations (ITAR). Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license.Mach participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.The salary range for this role is an estimate based on a wide range of compensation factors, inclusive of base salary only. Actual salary offers may vary based on (but not limited to) work experience, education and training, critical skills, and business considerations. Highly competitive equity grants are included in most offers and are considered part of Mach’s total compensation package. Mach offers benefits such as health insurance, retirement plans, and opportunities for professional development.Mach is an equal opportunity employer committed to creating a diverse and inclusive workplace. All qualified applicants will be treated with respect and receive equal consideration for employment without regard to race, color, creed, religion, sex, gender identity, sexual orientation, national origin, disability, uniform service, Veteran status, age, or any other protected characteristic per federal, state, or local law, including those with a criminal history, in a manner consistent with the requirements of applicable state and local laws. If you’d like to defend the American way of life, please reach out!Compensation Range: $160K - $200KLocationHuntington Beach, CAEmployment TypeFull timeLocation TypeOn-siteDepartmentMach VehiclesResearch, Development, Test & Evaluation (RDT&E)Avionics & Electrical EngineeringCompensation$160K – $200K • Offers EquityAt Mach, we believe that compensation is more than just a paycheck. It's a comprehensive package designed to reward the time, skills, and expertise you bring to our team. We are committed to offering competitive compensation that is equitable, transparent, and aligned with market trends.Key Elements of Our Compensation Philosophy:Competitive Salaries: We continuously research market rates to ensure our salaries are competitive with those in our industry and geographic location.Performance-Based Incentives: Our bonus structure is tied to both individual and company performance, creating a win-win scenario that motivates our team members to excel.Equity Participation: We offer stock options or equity to employees, ensuring that you share in the success and growth of the company.Benefit Packages: Our benefits include healthcare, dental and vision plans, retirement savings, and paid time off, because we understand that your well-being extends beyond the office.Professional Development: We allocate funds for continuing education, training, and career growth.Transparency: We are committed to openness about our compensation tiers and how decisions are made, ensuring trust and mutual respect.By joining Mach, you’re not just accepting a job—you’re becoming a key part of a team that values your contributions and invests in your growth. Together, we aim to create a rewarding environment that sets the stage for long-term success.