About this opportunity
ZP Group lists this Systems Engineer Level 3 - 164508 opportunity in st. louis, Missouri. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Zachary Piper Solutions is seeking a Model-Based Systems Engineer (MBSE) Level 3 to support advanced aerospace and defense programs within a leading national security organization. You’ll join a high‑impact Systems Engineering & Integration team driving next‑generation autonomous and weapons system development across highly complex, proprietary programs. This role is ideal for engineers who thrive in fast-paced environments and want to contribute directly to mission-critical, cutting‑edge systems. This role is fully onsite in St. Louis, Missouri or Seattle, Washington . Candidates must hold an active secret clearance .
Responsibilities Include:
Support cross-functional engineering teams in developing advanced autonomous and complex systems aligned with program milestones and customer expectations.
Implement and mature Model-Based Systems Engineering (MBSE) methodologies within a Digital Engineering ecosystem.
Develop and maintain system architectures, requirements, and interfaces using tools such as Cameo , MSOSA , and SysML .
Execute full lifecycle systems engineering activities, including: Requirements decomposition & traceability
System architecture modeling
Interface definition & management
Operational and environments analysis
Specification development
Trade studies and technical assessments
Risk identification & mitigation
Verification, validation, and test planning
Certification planning & execution
Support technical reviews, documentation, and customer-facing deliverables.
Collaborate with SMEs across multiple engineering disciplines to integrate complex system capabilities.
Required Qualifications:
Bachelor’s degree in Engineering, Engineering Technology, Computer Science, Physics, Mathematics, Chemistry, or related technical field.
5+ years of engineering experience with a Bachelor’s, 3+ years with a Master’s, or relevant experience with a PhD.
Hands‑on experience with MBSE , Cameo/MSOSA , and/or SysML .
Active Secret Clearance (required prior to start).
Ability to work 100% onsite in St. Louis or Seattle.
Preferred Skills:
Experience supporting proprietary or classified aerospace/defense programs.
Background in autonomy, mission systems, or advanced weapons system development.
Familiarity with Digital Engineering pipelines and model‑based lifecycle integration.
Strong communication skills and comfort working with multidisciplinary engineering teams.
Compensation and Benefits:
Salary Range: $90,000-$160,000**depending on experience**
Full Benefits: Cigna Medical, Dental, Vision, 401K, PTO, Sick Leave if required by law, and Holidays
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Worksite address
st. louis, MO, 63146, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.