Astrodynamics Engineer (Entry-Level)

About the Role

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is hiring an Astrodynamics Engineer. This role supports the execution of technical design, analysis, and operation for programs, studies, or proposals within the Astrodynamics Team. The team is responsible for modeling, simulation, and analysis in areas such as space mission design, trajectory design, orbital maneuvers, orbit estimation, space debris collision and avoidance analyses, and space domain awareness.

Key Responsibilities

• Perform astrodynamics and orbit analyses.
• Assess performance against customer requirements and mission objectives.
• Optimize spacecraft trajectories based on fuel, time, and/or performance characteristics.
• Research and evaluate state-of-the-art ground and space-based sensors, constellation design, and satellite maneuver strategies.
• Provide system analysis support.
• Support mission operations tool development.
• Run orbital analysis tools under supervision.
• Present technical results at design reviews or customer meetings (as required).
• Oversee the orbital Concept-of-Operations (CONOPS) from inception to end-of-life disposal.
• Determine necessary satellite propulsion system capabilities and maneuver vehicles during flight operations.

Requirements & Tech Stack

• Orbital mechanics, orbit design, or astrodynamics (1+ years of coursework, internship, or industry experience).
• Modeling, simulation, and analysis (1+ years of experience).
• Orbit design and simulation software tools (e.g., GMAT, STK, COTS mission planning tools) (1+ years of experience).
• Scientific computing software (MATLAB and/or Python) (1+ years of experience).
• Ability to obtain a U.S. Security Clearance.

Qualifications

• Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry, or non-U.S. equivalent qualifications directly related to the work statement.
• Must be a "U.S. Person" as defined by 22 C.F.R. § 120.15 (includes U.S. Citizen, lawful permanent resident, refugee, or asylee).
• Must be a U.S. Citizen and eligible for a U.S. Security Clearance.
• Willingness to apply for and maintain a security clearance.

Preferred Qualifications

• MS or PhD in aerospace engineering or other related technical or engineering discipline.
• 2+ years industry experience in orbit analysis role(s) (may substitute advanced degrees for industry experience).
• Experience with rendezvous and proximity operations or formation flight.
• Experience with orbit determination and parameter estimation techniques (Batch and Sequential Estimation, Angles Only, Range Measurements, etc.).
• Technical leadership capability, including requirements generation and ability to serve as responsible engineering authority (REA).
• Active Top Secret security clearance.

Additional Information

• Shift: 1st shift.
• Location: 100% onsite at listed location options.
• Security Clearance: Requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required.
• Visa Sponsorship: Not available.
• Conflict of Interest: Must satisfy the Company's Conflict of Interest (COI) assessment process.
• Drug Free Workplace: Post offer applicants and employees are subject to drug and alcohol testing.