About the role
Senior Product Quality Engineer (P3) - Rev B 10/09/2026 About Epirus Epirus is a high-growth technology company developing software-defined high-power microwave (HPM) systems with devastating counter-electronics effects on modern drone threats. The Epirus Leonidas HPM family of products, empowered by innovations in AI and microelectronics, is human safe and cost-effective. Distinguishing itself from lasers, Leonidas excels against drone swarms while also bending the cost curve back in DoD's favor - taking drone defeat costs from millions of dollars per drone to pennies on the dollar. Job Summary: We are seeking a Senior Product Quality Engineer to join our innovative, fast-growing defense technology company. This role focuses on our Small and Medium System product lines and requires an agile, collaborative, hands-on professional with experience in assembly, integration, and test of complex electromechanical systems. You will serve as a key quality partner throughout the product lifecycle, working closely with engineering, manufacturing, supply chain, and program management teams to deliver robust, reliable, and mission-ready products that meet the demanding requirements of defense applications. Responsibilities: Support quality planning and execution throughout the Product Development Process, from design throughout production and field deployment, applying advanced quality mechanisms (DFMEA, PFMEA, control plans). Implement quality strategies for inspection, assembly, integration, and test operations for small and medium complex systems. Support quality gates and approval processes to ensure readiness at each phase transition. Support Design for Quality (DfQ) principles across engineering teams and share lessons learned across products and programs. Monitor quality and reliability KPIs for product and process performance and develop metrics to analyze trends and drive quality improvements. Collaborate with engineering to define critical-to-quality (CTQ) characteristics and key product parameters and develop variation monitoring plans. Participate in failure reporting, analysis, and corrective action systems (FRACAS). Lead nonconformance management, root cause analysis and corrective actions for assembly and integration issues. Manage field quality issues, including failure investigations, customer/program communication, and timely closure of corrective actions. Collaborate with manufacturing and engineering to drive system wide quality initiatives to meet quality and reliability objectives. Support and lead product qualification, first article inspection (FAI), and verification/validation efforts with test engineering. Foster a culture of proactive quality ownership. Basic Qualifications: Bachelor's degree in Engineering or related technical discipline. 5+ years of experience in quality, manufacturing, or engineering for complex mechanical or electromechanical systems. Experience working with cross-functional teams to solve quality issues and drive continual improvement. Familiarity with system integration and test for complex applications. Proficiency in root cause analysis, failure analysis, reliability testing, and problem-solving methodologies. Experience in New Product Introduction (NPI) and transitioning products from development to production. Knowledge of quality management system standards (ISO 9001, AS9100, or similar). Knowledge of quality tools and principles using APQP framework (DFMEA, PFMEA, control plans, etc.). Strong communication and interpersonal skills with the ability to drive improvements in fast-paced environments. Preferred Skills and Experience: Master's degree in Engineering or related discipline. Professional certifications: ASQ Certified Quality Engineer (CQE), Certified Auditor, or Six Sigma (Green Belt or Black Belt). Understanding of electronics, complex assemblies, system integration, and test. Experience developing and implementing APQP mechanisms. Knowledge of reliability engineering, environmental/qualification testing, and failure analysis techniques. Proficiency with data analysis and visualization tools (e.g., Excel, Tableau, Power BI, or similar) for KPI tracking and reporting. Experience with Oracle ERP and Quality Management System (QMS) software Additional Requirements: Ability to travel up to 10% as needed. ITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. 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. We're a diverse, fast-growing team of change-makers fueling the future of energy with revolutionary solutions. Join us and rewrite the rules. 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. For the state of California only, the range of starting pay for this role is: $113,600 - $130,800 USD