Spacecraft Mechanical Engineer; Experienced

Company Overview

Millennium Space Systems, A Boeing Company delivers affordable, high-performance space systems for exacting customers. At Millennium, you will be part of a close-knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welcome.

At Millennium, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company committed to fostering an environment for every teammate that's welcoming, respectful and innovative, with great opportunities for professional growth. Find your future with us.

As an experienced Spacecraft Mechanical Engineer, you will leverage past experience and strong engineering fundamentals to solve our most challenging technical problems in collaboration with other engineers. You will review designs and test plans to validate planning and identify opportunities to reduce cost and risk. Additionally, you will create processes, standards, and engineering tools that are needed and train others in their use.

This is an exciting opportunity to drive the development of emerging technologies for future mechanical designs at Millennium.

This position’s internal job code is Mech Sys Design & Anlys Engr. Our team is currently hiring for the Levels 5-6.

• Help set technical direction for the group and beyond
• Identify and create essential processes, tools, standards, and design guides to build a knowledge-base and set best‑practices
• Support Responsible Engineering Authorities (REAs) as needed to solve technical challenges, identify solutions, and develop verification tests
• As part of the team’s technical lead engineering (TLE) group, provide technical guidance to programs on an as‑needed basis through activities such as attending design reviews and customer meetings, failure review and analysis, and trade study assessment
• Audit internal programs and external suppliers to identify industry best practices and opportunities for improvement
• Serve as a technical mentor for mid‑career mechanical engineers

• 15+ years of technical experience in design and analysis of aerospace hardware
• Adept with CAD software such as Solid Works or similar, and GD&T per ASME Y14.5
• Experience with spacecraft environments and testing, including random, sine, and acoustic vibration tests, and TVAC testing
• Excellent interpersonal and communication skills, both written and verbal
• Strong mechanical engineering fundamentals, knowledge of satellite hardware, qualification methods, and first‑principles understanding of all spacecraft sub‑systems
• Bachelor's degree in Mechanical Engineering, Aerospace Engineering, or a related field from an accredited university
• Ability to obtain and maintain a TS/SCI Clearance

• Experience with any of the following: composites, bonded joints, dampers, additive manufacturing, shock or mechanisms
• Master's degree in Mechanical Engineering, Aerospace Engineering, or a related field from an accredited university
• Active TS/SCI Clearance

• Level 5: $146,200 - $215,000
• Level 6: $178,500 - $262,500

Millennium is DDTC‑registered, ITAR‑compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.

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