Demo

Mission Architect (Remote Sensing)

millenniumspacesystems
El Segundo, CA Remote Full Time
POSTED ON 12/14/2025
AVAILABLE BEFORE 2/13/2026

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 Architect, you will be an OPIR Subject Matter Expert (SME), overseeing mission architecture and spacecraft/constellation design across one or more programs. You will oversee all aspects of designing, developing, and fielding Remote Sensing (RS) space segments, including integration with ground and user segments. You will design and develop modeling and simulation tools and methods to validate mission scenarios and assess end-to-end system performance against Key Performance Parameters (KPPs). You will be responsible for assessing sensor design, development, and performance, conducting solution trades, and decomposing requirements for payload and algorithm vendors. You will be integral to writing proposals, requirements definition, system design, integration & test, and on-orbit operations.

This position's internal job code is Guidance, Nav & Controls Engr. Our team is currently hiring for levels 5-6.

Responsibilities

  • Define architecture and system requirements for OPIR missions
  • Lead modeling and simulation efforts to assess system performance
  • Develop CONOPS at the spacecraft, constellation, and mission level
  • Architect and implement Mission Data Processing (MDP) algorithms (onboard and ground-based)
  • Oversee mission level budgets and KPPs (e.g. LOS knowledge, jitter/smear, optical transmission, latency, etc.)
  • Ensure space system (including Electro-Optical/Infrared (EO/IR) payloads and bus components) meet mission level requirements

Minimum Qualifications

  • 12 years of experience in the design, development, delivery, and operation of space-based remote sensing missions
  • Bachelor's degree in engineering or the physical sciences / computer science
  • Subject Matter Expertise in earth-observing EO/IR missions
  • Expertise in development of mission modeling and simulation tools to assess sensing mission performance
  • Expertise in the design and performance of EO/IR sensors
  • Possess active SECRET clearance

Preferred Qualifications

  • 20 years of experience in the design, development, delivery, and operation of space-based OPIR missions
  • Experience leading multi-disciplinary technical teams
  • Experience with the missile warning, tracking, and defense mission across domains (air, ground, space, user, etc.)
  • Experience with modeling and simulation of constellation performance
  • 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 5: $164,050 - $241,250
  • Level 6: $187,850 - $276,250

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.com Estimation for Mission Architect (Remote Sensing) in El Segundo, CA
$128,294 to $162,770
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