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Mission Analysis Engineer (Senior)

Millennium Space Systems
El Segundo, CA Full Time
POSTED ON 12/28/2025
AVAILABLE BEFORE 5/4/2026
Company Overview

Millennium Space Systems, A Boeing Company delivers affordable, high-performance space systems for exacting customers. At Millennium, you will be part of a close-knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welcome.

At Millennium, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company committed to fostering an environment for every teammate that's welcoming, respectful and innovative, with great opportunities for professional growth. Find your future with us.

Job Summary

As a Mission Analysis Engineer on the Mission Analysis Engineering Team, you will be the Responsible Engineering Authority (REA) for all modeling, simulation, and analysis for a program, study, or proposal. You will develop methods to simulate mission scenarios and assess end-to-end constellation capabilities; design and implement image processing, inertial tracking, state estimation, and optimal control algorithms for sensor systems; and provide tools and modeling platforms for validating system performance during on-orbit mission operations. You will work shoulder-to-shoulder with technical and program leadership and will be responsible for program management activities, to ensure that high-quality work products are delivered on time and that the proposed mission solution meets the customer need.

This position's internal job code is Guidance, Nav & Controls Engr. Our team is currently hiring for a Level 4-5.

Responsibilities

  • Build and maintain simulations for large satellite constellations to assess effectiveness against mission requirements
  • Own the Electro-Optical/Infrared (EO/IR) image processing algorithms chain, from photon to Warfighter
  • Create models for space vehicle payloads to use in system trades and performance predictions
  • Develop novel algorithms, models, and data processing schemes for EO/IR sensing and tracking systems
  • Concepts of Operation (CONOPS)/Design Reference Mission (DRM) development, modeling, and simulation
  • Collaborate with software and firmware teams to develop platforms for simulation deployment (eg. software/hardware-in-the-loop)

Minimum Qualifications

  • 9 years experience in aerospace systems design, analysis, and/or operation
  • Bachelor's Degree in engineering or the physical sciences / computer science
  • Experience in modeling and simulation of complex satellite systems using common tools such as Matlab/Simulink, Python, or C
  • Experience with EO/IR optical systems and image processing algorithms
  • Experience in orbital mechanics and kinematic state estimation
  • 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. Top Secret Clearance Post-Start is required.

Preferred Qualifications

  • 14 years experience in satellite design and/or operation
  • Experience with government furnished image models like ASSET, PRA Toolkit, or AFSIM
  • Proficiency with hardware development languages such as VHDL, Verilog, Vitis Model Composer
  • Experience with satellite space-to-space communication networks
  • Technical leadership experience, including requirements V&V, delegation and management of technical tasks, responsible engineering authority (REA) experience, and cost account management (CAM) experience.
  • Possess active TS/SCI clearance

Summary Pay-Range

Please note that the salary information shown below is a general guideline only of what is reasonably expected to be paid for the position. Salaries are based upon candidate experience and qualifications, as well as market and business considerations.

  • Level 4: $135,150 - $198,750
  • Level 5: $164,050 - $241,250

Before Applying, Please Note

Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.

Applicant Privacy Policy

Mandatory Security Clearance and Access Process Disqualifying Criteria

Salary : $135,150 - $198,750

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