Systems Architect Engineer

InvestedintheMission; San Jose (CA); On-site; USD 160,000 - 200,000; Full time

Benefits offered by this job

Flexible PTO

401(k) retirement plan

Medical, dental, and vision insurance

Short and long-term disability insurance

Paid parental leave

Job summary

Momentus, located in San Jose, California, is hiring a Systems Architect Engineer to support the conceptualization and development of advanced spacecraft. The ideal candidate has a strong background in engineering and is proficient in modeling, simulation, and system design.

This full-time role offers a competitive salary between $160,000 – $200,000 annually, alongside comprehensive benefits like medical insurance, flexible PTO, and a 401(k) retirement plan. U.S. citizenship is required.

Qualifications

• 7+ years of relevant experience in engineering.
• Experience with spacecraft design or operations.
• Ability to hold and maintain a USG Security Clearance.

Responsibilities

• Analyze technical trade-offs of system and subsystem-level solutions.
• Develop and maintain system models within an MBSE framework.
• Work closely with product managers to validate assumptions.

Skills

Modeling and simulation

Computational physics

Python

MATLAB/Simulink

C++

Education

Advanced degree in aerospace, mechanical, electrical or systems engineering

Tools

STK

FreeFlyer

Job description

OUR COMPANY

As an early moverin thein-space transportation and infrastructure services, Momentus is at the forefront of the commercialization of space. With an experienced team of aerospace, propulsion, and robotics engineers, Momentus has developed a cost-effective and energy-efficient in-space transport system.

OUR PEOPLE

Daring problems require daring solutions. We boldly charge into uncharted territory knowing that no matter the outcome we will benefit from the journey and move closer to our goals no matter what. Our teams know that working at Momentus means more than building innovative technology, it means creating entirely new markets in the space economy. We are level‑headed, business‑minded strategic thinkers intent on providing immediate value to our customers today while simultaneously preparing for the vast possibilities of the future. If this sounds like you, we should talk.

JOB SUMMARY

We are seeking a Systems Architect Engineer to support solution conceptualization and development for our next generation of advanced spacecraft. The ideal candidate should be accustomed to working in a fast‑paced environment and enjoys working on high‑level design, planning, and definition of complex systems.

Key Responsibilities

• Analyze technical trade‑offs of system and subsystem‑level solutions and explore solution alternatives
• Develop and maintain system models within a Model‑Based Systems Engineering (MBSE) framework
• Participate in defining solution roadmaps and requirements
• Provide technical leadership for spacecraft conceptual design
• Work closely with product managers, solution architects, and other engineers to validate customer, market, and technical assumptions

Required Skills and Experience

• Experience in modeling and simulation, computational physics, and/or multidisciplinary optimization
• Experience with Python, MATLAB/Simulink, Julia, Fortran, and/or C++
• Ability to work independently
• Excellent technical communications skills
• Good written and verbal communication skills

Desired Skills and Experience

• Experience with spacecraft design, manufacture, and/or operations
• Experience with developing and scaling complex simulations in either cloud or cluster computing environments
• Experience with orbital mechanics and trajectory optimization
• Familiarity with STK, FreeFlyer, or similar software
• Familiarity with industry standard software development practices
• Previous experience working on DoD and other USG development and deployment programs
• Ability to hold and maintain a USG Security Clearance

Education & Work Experience

• Advanced degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, Systems Engineering, or a closely related discipline
• +7 years relevant experience

Compensation

Annual Base Salary Range: $160,000.00 – $200,000.00 per year. Base pay is one part of our total compensation package (base + bonus + equity) and is determined within a range. Your actual base salary will be determined on job‑related knowledge and skills, education, and experience. Our benefit plans include medical, dental, and vision insurance, 401(k) retirement plan, short and long‑term disability and life insurance. We also offer flexible PTO, along with 11 paid holidays, sick time, and paid parental leave.

This is a full‑time position in San Jose, California. This position requires access to export‑controlled commodities, technical data, technology, software, and services. U.S. citizenship, U.S. legal permanent resident status, or protected person status under 8 U.S.C. § 1324b(a)(3) is required.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.