Find jobs
Pricing
Sign in
FIND JOBSPRICINGSIGN INSIGN UP
← Back
Agile Defense

System Engineer (MBSE)

LocationSt Louis, MO
Work modehybrid
Typefull-time
DepartmentDigital Transformation, Engineering
Company size501–1,000 people
First seen3mo ago
Last seen8h ago
About Agile Defense
At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.
Our vision is to bring adaptive innovation to support our nation’s most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests.
Requisition #: 1647
About the role
Job Title: System Engineer (MBSE)
Location: Hybrid, St Louis, MO
Clearance Level: Secret, Must Have Clearance to Start
Job Description
Responsibilities
This position Applies a collaborative, interdisciplinary systems engineering approach to plan, design, develop, integrate, and verify complex systems and system-of-systems solutions throughout the lifecycle. Analyzes customer and operational requirements to define system performance, ensure compatibility across technical and program interfaces, and optimize overall system architecture. Conducts engineering analyses to support affordability, reliability, maintainability, safety, cybersecurity, certification, and mission assurance objectives. Leads requirements management, risk and issue management, technology readiness assessments, and systems engineering processes while resolving cross-functional technical challenges to ensure successful mission outcomes.
•
Perform analysis to optimize total system and/or system architecture to solve complex mission planning problems.
•
Apply interdisciplinary, collaborative approaches to plan, design, develop and verify system solutions.
•
Define and coordinate system performance requirements and integrate technical parameters.
•
Define high level functional and performance requirements and verification methods, subsequent analysis, decomposition, and derivation of requirements, allocation of those lower-level requirements to physical and functional architectural elements, and tracking them through design, verification, integration, and operational validation.
•
Perform analyses for affordability, safety, reliability, maintainability, testability, survivability, human systems integration, survivability, vulnerability, susceptibility, system security, regulatory, certification, product assurance, product security (cyber security) and other specialties quality factors into a preferred configuration to ensure mission success.
•
Utilization of Model-Based Systems Engineering (MBSE) tools such as Cameo, and mathematical modeling and simulation to develop system definitions and perform trade studies in assigned areas
•
Perform risk assessments and generate mitigation plans for various programs with regard to compliance with system requirements and customer capabilities
•
Develop verification and validation methods, processes, logic, and plans in support of program milestones.
•
Develop and document software system requirements
•
Analyze and translate requirements into system architecture, hardware and software designs and interface specifications
•
Test and validate to ensure system designs meet operational and functional requirements.
Education and Background
•
Bachelor, Master or Doctorate of Science degree from an accredited course of study, in Computer Engineering, Software Engineering, Computer Science, Mathematics, or other technical degreeExperience with software configuration management tools such as Team Foundation Server/Azure DevOps
•
Experience writing and analyzing test procedures and software requirements
•
Experience with OFP (Operational Flight Program) SIL (System Integration Lab) testing
Years of Experience
5+ years
Required Skills
5+ years of experience in system engineering, 1+ years of experience with Scaled Agile Framework or Agile Methodologies
Working Conditons
Typical office environment.
Our Core Values
Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together.
What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It’s how we show up every day. It’s who we are.
•
Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do.
•
Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated.
•
Honest - Be Trustworthy. Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support.
•
Humble - Be Grounded. Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task.
•
Hungry - Be Eager. Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges.
•
Hustle - Be Driven. Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
More roles at Agile Defense
Applied Data & Software EngineerSr. Enterprise EngineerSenior Application Security EngineerZScaler SME Network EngineerTechnical Recruiter
Seekless
Product
Find jobsCompaniesPricing
Legal
PrivacyTermsCookies
© 2026 SEEKLESS, INC. ALL RIGHTS RESERVED.BUILT WITH CARE