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Millennium Space Systems Tech Stack

Space systems manufacturer scaling from prototype to high-rate production

Defense and Space Manufacturing El Segundo, CA 501–1,000 employees Public Company

Millennium Space Systems builds missile-warning and national-security satellites across multiple orbital regimes, with a stack centered on embedded systems (VHDL, Verilog, SystemVerilog, FPGA), simulation (MATLAB), and manufacturing execution (Teamcenter, Costpoint). The company is mid-transition from low-rate prototype builds to high-rate production—visible in active projects around cable harness and satellite manufacturing processes, and in a hiring surge (117 roles posted last 30 days) skewed heavily toward engineering and manufacturing. Adoption of Manufacturing Execution Systems signals investment in production automation and labor efficiency.

Tech Stack 138 technologies

Core StackGitLab CI/CD MATLAB Python C++ Jira Power BI Tableau Microsoft Office LabVIEW National Instruments TestStand Micrometer Microsoft Project Costpoint FPGA VHDL Verilog SystemVerilog Deltek Costpoint Cognos MuleSoft Anypoint Platform DataWeave Anypoint Studio SQL Word Outlook Excel PowerPoint Teamcenter TCL+106 more

AdoptingMicrosoft Project MES

What Millennium Space Systems Is Building

◆Challenges

Transitioning from low-rate to high-rate production
Reducing lead time
Transitioning missions into high-rate production
Improving manufacturing efficiency
Ensuring far compliance
Decrease labor hours
Improving manufacturability
Manufacturability of satellites
Maintain safe operations
Improve product quality

▲Active Projects

Transitioning final integration builds to high-rate production
Manufacturing processes for flight and non-flight cable harness assemblies
Manufacturing processes for satellites
High-rate production transition
Eo/ir image processing
C&dh subsystem architecture development
Satellite constellation simulation
Recruiting pipeline
New product introduction to full-scale production
Gnc subsystem delivery for satellite program

Hiring Activity

Accelerating220 roles · 120 in 30d

Department

Engineering

124

Manufacturing

39

Ops

14

Security

10

Logistics

7

Finance

5

Data

3

Legal

3

Seniority

Senior

94

Mid

60

Intern

20

Junior

15

Lead

11

Manager

11

Principal

3

Director

2

Notable leadership hires: Deputy Chief Engineer

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About Millennium Space Systems

Millennium Space Systems designs and manufactures space systems for U.S. national security missions, spanning missile-warning constellations and advanced payload platforms. The company operates across multiple orbital regimes and delivers both single-mission platforms and constellation solutions. With 501–1,000 employees based in El Segundo, California, Millennium is scaling manufacturing capacity to move from low-rate prototype production to sustained high-rate builds—a transition reflected in their current focus on process optimization, lead-time reduction, and labor-hours management. Engineering and manufacturing dominate the headcount, with ops, security, logistics, and finance providing supporting functions.

HeadquartersEl Segundo, CA

Company Size501–1,000 employees

Hiring MarketsUnited States

Frequently Asked Questions

What is Millennium Space Systems working on?

Transitioning to high-rate production for satellites and cable harness assemblies; developing EO/IR image processing, C&DH and GNC subsystems, and constellation simulation capabilities.

What tech stack does Millennium Space Systems use?

Embedded design (VHDL, Verilog, SystemVerilog, FPGA); simulation (MATLAB, LabVIEW, National Instruments); manufacturing (Teamcenter, Costpoint, MES); CI/CD (GitLab); analytics (Power BI, Tableau, Cognos).