Propulsion Engineer Senior

York Spaces Systems • Greenwood Village, CO

2d • Onsite

About The Position

York is seeking a Senior Propulsion Engineer to contribute to the growth and development of its core products. The role works across a variety of programs and propulsion technologies, supporting commercial and national security missions. The engineer leads the design and qualification of complex propulsion systems from concept through flight, provides technical decision-making, mentors junior engineers, and serves as a subject matter expert for cross-functional teams. The position is based full-time in York’s Greenwood Village, Colorado office.

Requirements

• Bachelor’s degree in engineering, science, or a related technical field.
• At least 3 years of experience in propulsion, spacecraft, launch vehicles, or a related area.
• Deep technical expertise in both electric and chemical propulsion systems, including a comprehensive understanding of subcomponents.
• Hands-on experience qualifying, testing, and troubleshooting flight-qualification propulsion hardware and ground support equipment.
• Ability to work independently and take initiative in a team environment.
• Strong communication skills and a desire to strengthen the entire team.
• Ability to obtain a security clearance.
• Willingness to work full-time in the Greenwood Village, Colorado office.

Nice To Haves

• Active security clearance.
• Experience owning the full life cycle of propulsion systems, including vendor selection, AI&T, and on-orbit operations.
• Experience in the design, testing, or operations of satellite propulsion systems.

Responsibilities

• Lead the full life cycle of propulsion systems, providing technical oversight from vendor selection and assembly, integration, and test (AI&T) through on-orbit operations and anomaly resolution.
• Manage technical relationships with propulsion hardware suppliers; work with internal supply chain teams on procurement, critical non-conformances, and mission success.
• Perform delta-v calculations based on mission requirements and subsystem performance.
• Own validation of propulsion interfaces and work with spacecraft systems engineers to identify and resolve multidisciplinary technical issues.
• Generate and release system-level specifications and interface control documents (ICDs), and support design and engineering reviews.
• Oversee and execute high-risk testing, fueling, and verification of flight and ground hardware in accordance with safety and quality standards.
• Develop internal engineering standards, design tools, and best practices to improve the propulsion department’s efficiency and capabilities.
• Mentor and provide technical guidance to junior and mid-level propulsion engineers.
• Perform other duties as assigned.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior