Principal Mission Architect
Listed on 2026-09-13
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Engineering
Systems Engineer, Aerospace / Aviation / Avionics, Engineering Design & Technologists
Sierra Space Careers
At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.
Sierra Space CareersAt Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.
Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond.
Our success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.
We are mission-driven, and together, we are an extraordinary team.
AboutThe Role
The Principal Mission Design & Analysis Engineer leads mission design via modeling, simulation and analysis. The Principal Mission Design & Analysis Engineer leads teams to define mission parameters and derive driving mission requirements as part of a novel spacecraft development. The Principal Mission Design & Analysis Engineer uses an experienced, nuanced understanding of mission objectives to produce relevant mission modeling and simulation data using analytical methods and mission level modeling and simulation techniques.
They create constellation and system-of-systems models to evaluate mission performance parameters, developing novel tools of moderate complexity as required, then communicate those results to teammates and customers. The Principal Mission Design & Analysis Engineer maintains and updates the system performance models as required to verify and validate system performance throughout system development.
Our mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower – to join us in this critical mission.
We’re looking for team members who align with our values, mission and goals – while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.
Key Responsibilities- Lead the analysis, modeling, and simulation of system and system-of-systems performance parameters to drive constellation design, payload selections, and vehicle sizing.
- Oversee system modeling efforts on large teams, including the collection and analysis of data related to mission design and system performance.
- Develop novel modeling and analysis tools to produce relevant performance results as required.
- Represent the mission viewpoint and present mission performance models and analysis results to the development team, customers, and executive leaders.
- Lead analysis-based mission performance validation and verification efforts.
- Assist in business development efforts by providing modeling and simulation data-driven recommendations on pursuits and architectures.
- Contribute to the definition and implementation of corporate Mission Design and Engineering tools, policies, and processes.
- Prepare detailed technical documentation and reports to communicate findings and support project objectives.
- Work collaboratively with team members to achieve project goals and meet deadlines.
- Communicate effectively with technical and specialty subject matter expert engineers to drive mission design and analysis products and ensure successful project outcomes.
- Requires Bachelor's degree in a related field (or equivalent work experience in lieu of degree or Masters +13 yrs experience).
- Typically 15+ years of related experience (or…
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