Castelion · 6 days ago
Senior Materials & Process Engineer
Castelion is bringing a new approach to defense development and production, focusing on innovative manufacturing strategies. They are seeking a Senior Materials & Process Engineer to develop and validate epoxy bonding processes for hypersonic missiles, collaborating with engineering teams to ensure product quality and compliance.
Responsibilities
Evaluate and select appropriate materials based on design requirements, performance specifications, and cost-effectiveness
Develop, improve, and optimize manufacturing processes, ensuring efficient and cost-effective production while maintaining product quality
Design test plans and conduct material testing (mechanical, thermal, etc.) to evaluate suitability for specific applications
Investigate material or process-related failures and develop corrective actions to prevent recurrence
Prepare technical reports, material specifications, and process documentation to support product development, quality assurance, and regulatory compliance
Stay updated on new materials, emerging technologies, and industry best practices to improve materials and processes and enhance product performance
Support the development of internal engineering and quality processes to standardize and accelerate material evaluation, implementation, and qualification
Lead and coordinate internal and external M&P efforts, including the development of material and process specifications, supplier qualifications, part qualifications, mechanical testing, and customer-facing updates
Qualification
Required
Education: Bachelor's degree in Materials Science, Mechanical Engineering, Chemical Engineering, or related field. A Master's degree is a plus
Experience: 5+ years of experience in materials and processes engineering, preferably within aerospace/automotive
Knowledge: Strong knowledge of materials properties, testing methods, and manufacturing processes (e.g., casting, welding, additive manufacturing, etc.)
Skills: Proficient in materials characterization techniques (e.g. metallographic mounting, OM/SEM microscopy, mechanical testing)
Skills: Strong problem-solving skills and attention to detail
Skills: Excellent communication skills, both written and verbal
Skills: Ability to work in a fast-paced, multidisciplinary team environment
Must be willing to work extended hours and/or weekends as needed
Must be able to travel up to 10% of the time
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
Preferred
Knowledge of industry-specific regulations, certifications, and standards (e.g., ASTM, ISO, MIL-SPEC)
Experience in failure analysis or root cause investigation
Experience with adhesive bonding processes
Experience with interfacial strength characterization methods (e.g. lap shear, tensile loading peel tests)
Familiarity with polymer specific characterization techniques (DSC, TGA, rheometry, FTIR)
Benefits
Long-term stock incentives
Comprehensive medical, vision, and dental insurance
Four weeks of paid time off per year
Company
Castelion
Castelion is a defense tech company that applies modern hardware development and manufacturing processes to national security challenges.
Funding
Current Stage
Growth StageTotal Funding
$469.61MKey Investors
Lightspeed Venture PartnersSilicon Valley BankAndreessen Horowitz
2025-12-05Series B· $350M
2025-01-29Series A· $70M
2025-01-29Debt Financing· $30M
Recent News
Tech Startups - Tech News, Tech Trends & Startup Funding
2025-12-09
Washington Technology
2025-12-09
alleywatch.com
2025-12-09
Company data provided by crunchbase