Lead Spacecraft Command and Data Handling (C&DH) Engineer - Millennium Space Systems

Job Description

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Lead Spacecraft Command and Data Handling (C&DH) Engineer - Millennium Space Systems

Millennium Space Systems (MSS), a part of Boeing Defense, Space and Security (BDS) is seeking a Lead Spacecraft Command and Data Handling (C&DH) Engineer to support the engineering team in El Segundo, CA!

Job Summary

As a Lead Spacecraft Command and Data Handling (C&DH) Engineer, you will be responsible for the selection and management of electrical hardware and avionics systems critical to the operation of Millennium's space vehicles. This role involves overseeing electrical interfaces through netlist management, driving vehicle architecture design to meet system requirements, and performing C&DH related analyses (data budget, signal integrity, vehicle I/O allocation analyses). 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 3.

Position Responsibilities:

• Develop C&DH subsystem architectures for Millennium's space vehicle, driving system level design decisions and maintaining alignment with mission objectives and constraints.
• Select avionics and onboard processing units that meet flight software (FSW) and data handling needs while balancing performance, power, mass, and cost.
• Perform requirements definition and flow down, develop interface requirements, and manage verification activities.
• Lead the identification and resolution of technical issues related to avionics and electrical hardware during design, integration, and testing phases.
• Create and maintain detailed netlists to define the vehicle's electrical connectivity.
• Perform data budget analysis and guarantee positive margins for telemetry, command, and onboard processing streams throughout the mission lifecycle.
• Conduct signal integrity (SI) studies to inform transmission line designs.
• Validate C&DH architectures against program fault management requirements, incorporating redundancy, watchdogs, and error detection mechanisms.
• Select and analyze oscillators and clock distribution schemes to meet timing requirements.
• Perform clock drift, jitter, and accuracy analyses.
• Analyze serial and analog interfaces for compatibility, signal levels, grounding, and EMI considerations.
• Own vendor selection and trade study activities; produce make/buy recommendations that balance cost, schedule, technical risk, and lifecycle support.
• Collaborate with Flight Software, Harness, Electrical Ground Support Equipment and other multidisciplinary subsystem teams providing C&DH expertise as needed.
• Provide technical, cost, and schedule status updates to program leads and functional managers.
• Present C&DH designs, trade-offs, and risk mitigations at SRR, PDR, CDR, and other customer reviews.
• Other duties as assigned

This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options.

Security Clearance and Export Control Requirements

This position must meet Export Control compliance requirements, therefore a "US Person" as defined by 22 C.F.R. 120.15 is required. "US Person" includes US Citizen, lawful permanent resident, refugee, or asylee.

Basic Qualifications (Required Skills/Experience):

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  This position 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. Security Clearance Post-Start is required .

  
  


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  Degree in Electrical, Computer, Aerospace or other relevant engineering

  
  


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  Detailed knowledge of electrical hardware systems

  
  


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  Methodical design, testing, and troubleshooting capabilities

  
  


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  Must be versatile and able to perform and manage multiple tasks concurrently

  
  


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  Outstanding communication and presentation skills

  
  

Preferred Qualifications (Desired Skills/Experience):

• Ability to obtain TS/SCI clearance


• Familiarity with industry standards for avionics and electrical hardware in aerospace applications


• At least 2 years as an Responsible Engineering Authority, Project Lead, Control Account Manager, or equivalent


• Have familiarity with government and DoD cybersecurity standards and implementation

Conflict of Interest:

Successful candidates for this job must satisfy the Company's Conflict of Interest (COI) assessment process

Drug Free Workplace:

Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

Shift:

• This role will be on 1st Shift

Total Rewards:

At Millennium Space Systems, a Boeing Company, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.

Millennium Space Systems also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.

The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.

Pay is based upon candidate experience and qualifications, as well as market and business considerations.

• Summary Pay Range: Level 3: $102,850 - $151,250

Applications for this position will be accepted until Feb. 06, 2026

Export Control Requirements:

This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a "U.S. Person" as defined by 22 C.F.R. 120.62 is required. "U.S. Person" includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.

Export Control Details:

US based job, US Person required

Education

Bachelor's Degree or Equivalent Required

Relocation

Relocation assistance is not a negotiable benefit for this position.

Security Clearance

This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim U.S. Secret Clearance Pre-Start and final U.S. Secret Clearance Post-Start is required.

Visa Sponsorship

Employer will not sponsor applicants for employment visa status.

Shift

This position is for 1st shift

Equal Opportunity Employer:

Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.