<h2>About Epirus</h2> Epirus is a high-growth technology company dedicated to overcoming the asymmetric challenges inherent to the future of national security. Epirus flagship product, Leonidas, is a software-defined system built using intelligent power management techniques that allow power-hungry systems to do more with less.     Job Summary: We are seeking a Senior Interactive Simulation Developer to lead the development of an immersive simulation environment for mission planning, training, UI/UX testing, and more. The ideal candidate will have a proven track record in developing high-quality products and simulations, particularly in Unreal Engine. As a senior team member, you will oversee the technical development, guide the project, and shape the simulation roadmap. <h2> </h2> <h2>Responsibilities: </h2> <ul> <li>Interpret electrical schematics, wiring diagrams, and harness drawings to independently build and troubleshoot complex harness assemblies.</li> <li>Manufacture prototype and production harnesses—including shielded, twisted pair, coaxial, high-voltage, and multi-branch—following Epirus work instructions and prescribed standards.</li> <li>Install, route, and rework harnesses within mechanical assemblies, enclosures, and vehicles.</li> <li>Perform continuity, resistance, insulation, and functional testing using multimeters, oscilloscopes, hipot testers, and network analyzers or other specialized in process equipment.</li> <li>Setup and operate crimping tools (manual, pneumatic, and hydraulic) to perform precision crimps on a variety of contacts and terminals per IPC/WHMA-A-620 and MIL-spec standards.</li> <li>Inspect and verify crimp quality using pull testing, crimp micrometers, and visual inspection under magnification.</li> <li>Support First Article Inspection (FAI), development builds, rapid prototyping, and final acceptance of electrical harnesses.</li> <li>Ensure workmanship quality, maintain build traceability, and uphold zero-defect standards through proper documentation and process control.</li> <li>Collaborate with production, test, and quality teams to resolve build issues and implement corrective actions.</li> <li>Mentor and train Junior Harnessing Technicians.</li> <li>Maintain accurate records of builds, rework, and inspections in accordance with AS9100 and ISO9001 quality standards. </li> </ul>   <h2>Basic Qualifications:</h2> <ul> <li>5+ years of hands-on experience building aerospace/defense or high-reliability electrical harness assemblies.</li> <li>Expert knowledge of hand tools and equipment used for crimping, stripping, cutting, and soldering.</li> <li>Strong soldering skills. Ability to hand solder lap and lash splices, and fine pitch soldering cups.  </li> <li>Strong understanding of IPC/WHMA-A-620 standards, J-STD-001, and NASA workmanship standards.</li> <li>Ability to read and interpret complex electrical and mechanical drawings, BOMs, and manufacturing plans.</li> <li>Proficient with test equipment such as multimeters, hipot testers, and oscilloscopes.</li> <li>Proven track record of building complex harnesses.</li> <li>Comfortable in a fast-paced, iterative, and high-standards environment. </li> </ul>   <h2>Preferred Skills and Experience:</h2> <ul> <li>Minimum 8+ years experience as a technician in defense, aerospace, or equivalent high‐reliability field</li> <li>Certified to J-STD-100, IPC-620, and IPC-610 or NASA STD8739.4</li> <li>Strong knowledge and experience in manufacturing, troubleshooting, testing, rework and repair of harnessing</li> <li>Experience with connectors (e.g., D38999, Glenair, Micro-D, Nano-D, MIL-spec coax).</li> <li>Familiarity with spacecraft, UAV, missile, or ground combat system harnessing practices.</li> <li>Experience with cleanroom protocols and ESD-safe practices</li> <li>Experience with PLM and MES systems such as Oracle, Epicor, Ion, JIRA etc.</li> <li>Ability to support light CAD work for layout and harness routing (SolidWorks Electrical, E3, or similar). </li> </ul>   <h2>Additional Requirements: </h2> <ul> <li>May be required to retain a TS Clearance  </li> </ul>   ITAR REQUIREMENTS:  <ul> <li>To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR <a href="https://www.pmddtc.state.gov/ddtc_public/ddtc_public?id=ddtc_kb_article_page&amp;sys_id=24d528fddbfc930044f9ff621f961987" target="_blank">here</a>.  </li> </ul> At Epirus, you’ll work with technical peers and great people—and get first crack at some of the defining technology challenges of our time. Here, “impossible” is just a challenge. Were a diverse, fast-growing team of change-makers fueling the future of energy with revolutionary solutions. <a href="https://www.epirusinc.com/open-roles" target="_blank">Join us and rewrite the rules.</a>   <div><div><div>As required by the Equal Pay Transparency Act, Epirus provides a reasonable range of minimum compensation for roles that may be hired. Actual compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, and specific office location. </div><div>For the state of California only, the range of starting pay for this role is:</div><div>$40.69—$51.54 USD</div></div></div>