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Senior MBSE Engineer

Space Systems Integration

Chantilly, VAJob$210–255K/yrSeen 2 days agoSeen in employer's feed 2 days ago

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At a glance

Compensation
$210–255K/yr
Location
Chantilly, VA
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

In-Scope T5/SSBISecurity clearanceBachelor's degree

Job overview

Space Systems Integration seeks a Senior MBSE Engineer to support mission engineering, systems engineering, and mission architecting for space systems. The role includes developing and reviewing technical requirements, addressing risks and vulnerabilities, modeling mission-thread architectures, and guiding modeling and analysis staff. The engineer will advance Digital Engineering practices, including MBSE and MSandA, and convert legacy systems engineering content into digital formats.

Skills & qualifications

RequiredNice to have

Skills

Mission EngineeringSystems EngineeringSystems ArchitectingDigital EngineeringModel-Based Systems EngineeringSysMLCameo Systems ArchitectSparX Enterprise ArchitectDoDAFModeling Simulation and AnalysisParametric AssessmentPhysics-Based AssessmentMilitary Space OperationsSpace Domain AwarenessCombat PowerDigital Engineering Thread DevelopmentOperational AnalysisData-Driven Analysis

Qualifications

Bachelor of Science in Engineering or Relevant Discipline14+ Years ExperienceActive TS ClearanceIn-Scope T5/SSBISCI EligibilityContinuous Evaluation ParticipationSCI and SAP Access RequirementsPolygraph ExaminationMaster's Degree12+ Years Relevant ExperienceProfessional Engineer or INCOSE CSEP CertificationDevelopment Environment or Government Weapons Program Office Experience

Benefits

Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match

Full job description

::: {qa="job-description"} Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers. Our employees are forward-thinking, self-directed individuals who are committed to solving our customers technical challenges. SSI is seeking a Senior MBSE Engineer for a role in El Segundo, CA. Role and Responsibilities include: - Provide leadership advice on mission engineering strategies for SoS architectures and strategic messaging to key operational and government stakeholders. - Provide systems engineering and mission architecting support. - Technical requirements generation/review/compliance supporting space systems technical review and assessments. - Develop mitigation plans for discovered and recorded Risks, Issues, and Gaps (RIGs) to provide senior leadership the information needed to close RIGs and vulnerabilities. - Identify activities and functions critical to mission thread development, deriving and modeling the as-is and to-be functional and physical architectures. - Provide program and technical insight to the modeling and analysis staff regarding system architecture designs, interfaces, schedule, and assumptions. - Drive integration and utilization of Digital Engineering (DE) practices of Model-Based Systems Engineering (MBSE) and Modeling, Simulation, and Analysis (MSandA) to include the conversion of legacy Systems Engineering content into digital formats. ::: ### Required Qualifications: ::: {qa="posting-requirements"} - Bachelor of Science in Engineering or a relevant discipline with 14+ years of experience with: - Systems engineering and architecting for major systems acquisitions utilizing Digital Engineering methodologies. - Model-Based Systems Engineering (MBSE) methods and descriptive modeling frameworks such as SysML. - Experience in Cameo Systems Architect or SparX Enterprise Architect. - Understanding of DoDAF views for system of system architectures and plans. - Modeling Simulation and Analysis (MSandA) experience in parametric and physics-based assessment of systems. - Active TS clearance with in-scope T5/SSBI is required, along with SCI eligibility and participation in Continuous Evaluation. - Must meet all requirements for SCI and SAP access and be willing to undergo a polygraph examination. ::: ### Desired Qualifications: ::: {qa="posting-requirements"} - Masters Degree, 12+ years of relevant experience is preferred. - Fluency in Department of War architectural frameworks (e.g., DoDAF). - Military Space Operations with an emphasis in Space Domain Awareness and Combat Power programs and capabilities. - Experience working in a development environment and/or U.S. Government weapons system program office. - Led the development of a Digital Engineering Thread utilizing MBSE and MSandA artifacts, leading to a validated and verified system architecture. - Professional certification (e.g., Professional Engineer, INCOSE CSEP, etc.). - Knowledge of Digital Engineering and operational analysis processes and tools, as well as their application in producing data-driven analysis results. ::: ::: {qa="salary-range"} $210,000 - $255,000 a year []{.small} Target salary range: $210,000 - $255,000. The estimate displayed represents the typical salary range and bonus potential for this position based on experience and other factors. We offer medical/dental/vision benefits and 401k contribution. ::: ::: {qa="closing-description"} Space Systems Integration provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, or any ther characteristic protected by federal, state, or local laws. ::: ::: {qa="ai-disclaimer"} #ssi #weknowhowtobuildit #spacejobs :::

How this job compares

Set against the 11,457 open Systems Engineer jobs on Olive Jobs, counted November 3, 2026.

Pay
  • This posting$210–255K/yr
  • Virginia median$120–184K/yr832 salary ranges
  • US median$116–190K/yr8,475 salary ranges

This range's midpoint, $233K, is 53% above the Virginia median midpoint ($152K) — in the top quarter of Systems Engineer salary ranges in Virginia.

Openings
Olive Jobs lists 1,048 open Systems Engineer jobs in Virginia and 11,457 across the US. 5% of them nationwide are listed as remote or flexible.
Hiring the most in Virginia
Experience
This posting asks for at least 14 years of experience — more than three in four Systems Engineer postings that state a minimum ask for (median 5 years, across 9,561 postings).
Education
This posting asks for a bachelor's degree; 4,551 of the 11,457 open Systems Engineer jobs (40%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 3, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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