Senior Spacecraft Command and Data Handling (C&DH) Engineer

Responsibilities

• Architect C&DH subsystem architectures to ensure alignment with mission objectives and fault management requirements
• Lead selection and trade analysis of avionics architectures to balance performance, power, mass, and cost
• Drive the definition of requirements, interface control documents, and verification activities
• Direct high-fidelity analyses for data budgets, signal integrity, clock drift, jitter, and EMI/EMC compatibility
• Own vendor selection and produce make/buy recommendations based on technical risk and lifecycle support
• Lead the identification and resolution of complex technical issues throughout design, integration, and testing
• Collaborate on Fault Detection, Isolation, and Recovery (FDIR) strategies
• Mentor junior and mid-level engineers to foster technical excellence

Requirements

• Bachelor's degree in Electrical, Computer, Aerospace, or a related engineering discipline
• 9+ years of related work experience
• 9+ years of experience with spacecraft communication protocols such as SpaceWire, Ethernet, RS-422/485, or LVDS
• 7+ years of experience in the design, analysis, and integration of spacecraft electrical hardware or complex avionics systems
• Ability to obtain a U.S. Security Clearance (U.S. Citizenship required)

Preferred Qualifications

• 14+ years of related work experience (for Level 5 roles)
• Experience as a Responsible Engineering Authority (REA) or Lead Engineer on complex space programs
• Deep familiarity with industry standards and DoD/government cybersecurity implementation for space assets
• Experience in high-rate manufacturing environments
• Advanced degree (M.S. or Ph.D.) in a relevant engineering discipline
• Outstanding communication and presentation skills

About the Company

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have a direct impact on global security, including missile warning and Earth observation. Our team is curious, bold, and innovative, constantly challenging the status quo to explore new technologies.