Sr. Mechanical Design Engineer

Please review the job details below. Lanteris Space is seeking a self-motivated and innovative Senior Mechanical Design Engineer to join our Solar Array, Battery, and Mechanisms team at our San Jose, CA office. In this role, you will contribute to the development of next-generation solar power systems for our Class 300 spacecraft while also supporting the existing 1300 product line. This is an opportunity to apply your expertise in mechanical design and space hardware development to enable advanced space exploration missions.

• Design, modify, and develop hardware to meet evolving system and mission requirements.
• Perform or coordinate analyses and testing to support qualification and ensure compliance with program standards, documenting all qualification activities.
• Act as the primary technical interface across Customers, Systems Engineering, Subsystems, and Program Management teams.
• Develop and deliver formal technical presentations, including Design Reviews, Test Readiness Reviews, and other program milestones for internal stakeholders and customers.
• Create, revise, and release engineering drawings and manufacturing procedures in alignment with program schedules established by Project Management.
• Provide hands‑on, day‑to‑day support for production operations, including real‑time troubleshooting, design guidance, and issue resolution.
• Design, fabricate, and validate fixtures and tooling to support manufacturing and assembly processes.
• Mentor junior engineers, provide technical oversight, and conduct thorough pre‑release and in‑process design/document reviews using established checklists and standards.
• Support continuous improvement initiatives across manufacturing and engineering operations within the factory environment.
• Lead failure analysis efforts for production and flight hardware issues, driving root cause identification and corrective actions.
• Review, disposition, and close non‑conformances while ensuring implementation of effective corrective and preventive actions.
• Develop and refine manufacturing processes in collaboration with technicians; document and formally release all process definitions.
• Contribute to production planning by providing scheduling input and design considerations to support efficient execution.

• Must be a US citizen or permanent resident
• Bachelor’s degree in Mechanical or Aerospace Engineering.
• A Master’s degree may count as two years of experience.
• 5 years of experience

• CAD design/drafting experience
• Failure analysis
• Experience supporting assembly, integration, and testing of mechanical hardware in a manufacturing environment.
• Strong teamwork and collaboration skills with the ability to work effectively across multidisciplinary organizations.
• Demonstrated accountability, initiative, and problem‑solving capability.
• Excellent written and verbal communication skills.
• Ability to quickly learn, adapt, and manage competing priorities.
• Comfortable interacting with senior leadership, program teams, customers, and international suppliers.
• Willingness to support international supplier meetings and on‑orbit operations outside standard business hours as needed.
• Product lifecycle management experience a plus
• Supplier development/management experience a plus
• Aerospace experience a plus

The base pay for this position within California is: $ - $ annually.

• We offer a comprehensive package of benefits including paid time off, health and welfare insurance, and 401(k) to eligible employees.

More information on our benefits will be shared with candidates as they move forward in the recruitment process.

The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire.

If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire.

The date of posting can be found on the Lanteris Space Systems Career page at the top of each job posting.

Lanteris Space Systems values diversity in the workplace and is an equal opportunity/affirmative action employer.

All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.