Process Engineer Internship Jobs in California (NOW HIRING)

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and control center. As the world enters an era of strategic competition, Anduril is committed to bringing cutting-edge autonomy, AI, computer vision, sensor fusion, and networking technology to the military in months, not years. ABOUT THE TEAM The Air Dominance and Strike Aerostructures Engineering Team designs and analyzes advanced structural parts for Group 5 air vehicles and missile platforms. The team owns the full development lifecycle, from conceptual through detailed design and analysis of primary and secondary structures, building high-performance, resilient, scalable mechanical systems that meet the demands of complex, contested environments. As the M&P engineer on this team, you'll own the materials and process side of that work: selecting materials, executing processes, and qualifying the metallic and composite hardware that our structures engineers design. WHAT YOU'LL DO Material & Process Ownership * Own material selection and compliance for primary and secondary structural parts (metallic and composite) alongside the structures engineers designing them, from preliminary design through prototype manufacturing and production * Execute against established processes for bonding, surface prep, coatings, fastening, and composite layup on airframe hardware * Contribute to structural trade studies by weighing material and process choices against weight, performance, manufacturability, cost, and schedule * Apply design-for-manufacturing thinking so structural solutions are producible at rate Standards, Documentation & Vendor Interface * Contribute to material and process standards, approved materials lists, and common procedures used across air vehicle programs * Author sections of technical documentation such as specifications, procedures, test reports, and vendor requirements, with review and mentorship from senior engineers * Support review of vendor and subcontractor build records for materials and process compliance Testing & Characterization * Design and run testing to characterize materials and process performance, including bond strength, coupon-level mechanicals, and environmental exposure * Coordinate with internal and external test labs on characterization and failure analysis * Reduce and analyze test data, draw defensible engineering conclusions, and communicate them clearly to structures and manufacturing engineering Manufacturing & Integration Support * Provide onsite engineering support at manufacturing and integration sites, including root-causing process issues, dispositioning non-conformances, and closing loops with structures and manufacturing * Support failure reviews and root cause investigations alongside more senior engineers REQUIRED QUALIFICATIONS * B.S. in Materials Science, Aerospace Engineering, Mechanical Engineering, Chemistry, or related field * 2+ years of experience in aerospace, defense, or a related industry (internship, co-op, or academic project experience counts toward the lower end) * Foundational knowledge of materials science and structural engineering principles * Familiarity with manufacturing processes relevant to airframe hardware (bonding, machining, coating, surface finishing, composites, fastening) * Willingness to work in a dynamic environment, take direction from senior engineers, and iterate quickly * Strong time management, organizational, and communication skills * Ability to obtain and maintain a US DoD Secret Clearance or higher PREFERRED QUALIFICATIONS * Hands-on shop skills, able to fabricate parts and fixtures in-house using mills, lathes, drills, band saws, and standard hand tools * Familiarity with structural testing methods and experimentation, including ASTM test standards, load frames, strain gaging, and structural mechanics fundamentals * Coursework or project experience in composites design, fabrication, or testing * Exposure to Siemens NX or similar CAD * Experience with fast-paced prototype fabrication, particularly of uncrewed aircraft * Coursework or exposure to high-temperature materials selection * Familiarity with material characterization techniques such as FTIR, SEM, TGA, and mechanical testing * Practical aircraft knowledge (pilot's license, A&P, RC/UAV building, etc.) US Salary Range $99,000 - $130,000 USD The salary range for this role is an estimate based on a wide range of compensation factors, inclusive of base salary only. Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations. Highly competitive equity grants are included in the majority of full time offers; and are considered part of Anduril's total compensation package. Additionally, Anduril offers top-tier benefits for full-time employees, including: Benefits At Anduril, we invest in our people. Our comprehensive, competitive benefits package (available at little to no cost to employees) ensures you're supported in health, recovery, and whatever comes next. For more information, Explore Our Benefits . Protecting Yourself from Recruitment Scams Anduril is committed to maintaining the integrity of our Talent acquisition process and the security of our candidates. We've observed a rise in sophisticated phishing and fraudulent schemes where individuals impersonate Anduril representatives, luring job seekers with false interviews or job offers. These scammers often attempt to extract payment or sensitive personal information. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: * No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. Our legitimate recruitment is entirely free for candidates. * Please always verify communications: * Direct from Anduril: If you receive an email from one of our recruiters, it will only come from an @anduril.com address. * Via Agency Partner: If contacted by a recruiting agency for an Anduril role, their email will clearly identify their agency. If you suspect any suspicious activity, please verify the agency's authenticity by reaching out to . * Exercise Caution with Unsolicited Outreach: If you receive any communication that appears suspicious, contains grammatical errors, or makes unusual requests, do not engage. Always confirm the sender's email domain is @anduril.com before providing any personal information or clicking on links. * What to Do If You Suspect Fraud: Should you encounter any questionable or fraudulent outreach claiming to be from Anduril, please report it immediately to . Your proactive caution is invaluable in protecting your personal information and upholding the security and trustworthiness of our recruitment efforts. Data Privacy To view Anduril's candidate data privacy policy, please visit https://anduril.com/applicant-privacy-notice/ . By submitting your application, you consent to Anduril Industries using a third-party service provider to conduct pre-employment risk, integrity, and due diligence screening and assessing potential risks as part of your application process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. This third-party service provider does not act as a consumer reporting agency. Use of this provider helps to ensure compliance with applicable laws and protect technology, intellectual property, and organizational security.