Engineer – Mechanical III

Kent, Washington

Job Title: Engineer – Mechanical III
Location: Kent, Washington
Duration: 6 months

Job responsibilities:

  • We are looking for a Liquid Distribution Subsystem Responsible Engineer/Technical Lead for our Fluids team working our pathfinding mission to the moon.  
  • You will provide technical leadership to the team, supporting members of your team, advising on technical approaches, and bringing your experience on our most challenging technical problems. 
  • As part of your role you will mentor and train other team members. 
  • Work will include the complete life cycle of the system from definition, interfaces, conceptual design, detailed design, component development, assembly, verification, and operation.  You will plan out your components schedules, manage risks and develop mitigation plans for your hardware. 
  • You will work with both internal and external suppliers to design, build, test and analyze components that will take us to the moon!
  • Bring your technical expertise, leadership skills, and dedication to quality to positively impact safe human spaceflight. Passion for our mission and vision is required!


  • B.S. in Aerospace, Electrical, Mechanical, Physics, Systems Engineering or related technical subject area
  • 8+ years of experience in fluids and mechanical systems/components
  • Experience developing, integrating and certifying aerospace systems for flight
  • Experience with fluid/gas components i.e., solenoid valves, directional valves, manifolds, regulators, pressure vessels and instrumentation
  • Experience leading small teams and subcontractor teams to accomplish objectives
  • Ability to work effectively and collaboratively in a fast paced, dynamic work environment
  • Familiar with either agile or waterfall project management
  • Excellent verbal, written, and graphical communication skills
  • Ability to earn trust, maintain positive and professional relationships, and contribute to a culture of inclusion
  • Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum


  • M.S. in Aerospace, Electrical, Mechanical, Physics, Systems Engineering or related technical subject area
  • Systems Engineering experience, specifically requirements and interface definition, management and verification
  • Cryogenic fluids experience
  • Work with 3D CAD programs (Creo preferred) and Finite Element Analysis (FEA) programs (ANSYS Preferred).
  • Experience with upper stages and spacecraft
  • Experience with the entire life cycle of a propulsion and fluid system

About SSi:
With over 25 years of industry experience, SSi People has built its reputation and expertise on putting people first. Everything we do works toward delivering an exceptional experience for our consultants, our clients, and our internal team. Through a genuine commitment to people in everything we do. We have developed refined processes and a stellar internal team to deliver talent quickly. More importantly, we focus on building long-term relationships, not transactions. Putting people first is just what we do well.

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