Millennium Space Systems

National Security Space

SeniorSpacecraftCommandandDataHandling(C&DH)Engineer

$146–215k El Segundo, California, United States FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Spacecraft Command and Data Handling (C&DH) Engineer at Millennium Space Systems. Skills: Spacecraft Command and Data Handling (C&DH), Avionics Architectures, Electrical Hardware, Spacecraft Communication Protocols. Architect C&DH subsystem architectures. Drive system-level design decisions”

What You'll Achieve.

Ensuring architectures meet complex mission requirements; Optimizing for performance, manufacturability, and cost; Ensure alignment with mission objectives, constraints, and fault management requirements; Balance mission requirements with performance, power, mass, and cost; Guarantee design margins and reliability; Balance technical risk, schedule, cost, and long-term lifecycle support; Ensure architectures are resilient; Provide technical expertise for mission operations and system health assessment; Foster technical excellence; Scale the group's engineering capabilities

Industry & Context.

National Security Space
Problems you'll solve

Manage high-stakes trade studies; Provide critical technical oversight; Identify and resolution of complex technical issues

Eligibility Requirements

Ability to obtain a U. S. Security Clearance, U. S. Citizenship required, Willing to apply for and maintain a security clearance, Must satisfy the Company’s Conflict of Interest (COI) assessment process, Drug Free Workplace (DFW), Special access required for facility, U. S. Person as defined by 22 C. F. R. §120.62 required, Employer will not sponsor applicants for employment visa status

What They're Looking For.

Must Have

Bachelor's degree in Electrical, Computer, Aerospace, or a related discipline, 9 or more years' related work experience, 9+ years of experience with spacecraft communication protocols such as SpaceWire, Ethernet, RS-422/485, 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

Nice to Have

Level 5: 14 or more years' related work experience, 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

What You'll Do.

Architect C&DH subsystem architectures

Drive system-level design decisions

Lead selection and trade analysis

Create interface control documents

Direct high-fidelity analyses

Produce make/buy recommendations

Identify and resolve technical issues

Collaborate on FDIR strategies

Mentor junior engineers

How You'll Work.

Team & Collaboration

Communicate technical concepts clearly and concisely to both technical and non-technical stakeholders; Collaborate on Fault Detection, Isolation, and Recovery (FDIR) strategies; Mentor junior and mid-level engineers

Communication Scope

Communicate technical concepts clearly and concisely; Presentation skills

Full Job Description

Senior Spacecraft Command and Data Handling (C&DH) Engineer - Millennium Space Systems **Company:** Millennium Space Systems 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 direct impact to global security, like missile warning and Earth observation. Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge the status quo. And when we watch our satellites launch, we know each one of us made it happen. _**Job**_** _ Summary_: ** As a Senior Spacecraft Command and Data Handling (C&DH) Engineer, you will serve as a primary technical authority for the electrical hardware and avionics architectures critical to Millennium’s space vehicles. You will drive the strategic design of vehicle architectures, ensuring they meet complex mission requirements while optimizing for performance, manufacturability, and cost. You thrive with a high degree of autonomy and responsibility and can communicate technical concepts clearly and concisely to both technical and non-technical stakeholders. This position's internal job code is EE Sys Design Engineer. Our team is currently hiring for Levels 4-5. * Level 4: Focuses on technical leadership of specific programs/portfolios. You will act as a subject matter expert (SME) for C&DH, driving complex technical designs, managing high-stakes trade studies, and providing critical technical oversight during integration and testing to ensure mission success * Level 5: Focuses on technical strategy and organizational impact of the C&DH group. You will serve as a primary technical authority across multiple programs, establishing engineering best practices, defining long-term technical roadmaps, and mentoring the next generation of engineers to scale the company's technical capabilities ** _Position Responsibilities:_** * Architect C&DH s

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