Jobs / United States / Boeing Company
Senior Spacecraft Command and Data Handling (C&DH) Engineer - Millennium Space Systems
Boeing Company · 🇺🇸 USA - El Segundo, CA
Sponsorship verdict
Posting rules out sponsorship
The posting rules out sponsorship or requires citizenship/clearance.
- Employer is on a government sponsor recordThe US Department of Labor certified 72 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 7 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- What Boeing Company paid sponsored hires in similar roles3 certified filings for “Systems Engineer (Reliab, Maintain & Sys Health)” (Information Technology Project Managers) in CA: $145k–$145k, median $145k. Most were filed at wage level IV (100%) — 4 lottery entries, ≈61% projected selection odds for cap-subject employers. Source: US Department of Labor LCA disclosure data (Oct 2025 – Jun 2026).
- Security clearance mentionedFrom the posting’s own wording.
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
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The posting mentions a security clearance — usually restricted to citizens of that country.
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The US Department of Labor certified 72 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 7 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
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About the role
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 subsystem architectures that drive system-level design decisions and ensure alignment with mission objectives, constraints, and fault management requirements • Lead the selection and trade analysis of avionics architectures to balance mission requirements with 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 to guarantee design margins and reliability • Own vendor selection and trade studies, producing make/buy recommendations that balance technical risk, schedule, cost, and long-term lifecycle support • Lead the identification and resolution of complex technical issues related to avionics and electrical hardware throughout the design, integration, and testing phases • Collaborate on Fault Detection, Isolation, and Recovery (FDIR) strategies, ensuring architectures are resilient and providing technical expertise for mission operations and system health assessment • Mentor junior and mid-level engineers to foster technical excellence and scale the group's engineering capabilities • Other duties as assigned Basic Qualifications (Required Skills/Experience): • Bachelor’s degree in Electrical, Computer, Aerospace, or a related discipline and 9 or more years' related work experience or an equivalent combination of technical education and 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 • This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Gove