Model Based Systems Engineer, Jr.

Castellum Inc

5h • Hybrid

About The Position

Specialty Systems, Inc. has an opening for a Model-Based Systems Engineer (MBSE) with the below described skills and experience to join our team of technical professionals supporting advanced unmanned air systems. In this position, you will have a high-profile role in the development and application of modern systems engineering practices using model-based approaches in a collaborative, mission-focused environment. Ideal candidates will be motivated, eager to learn, and able to work both independently and within a team setting. As a member of our team, you will experience the professional satisfaction of contributing to innovative systems that support critical mission capabilities.

The Model-Based Systems Engineer supports system architecture development, modeling activities, and technical documentation for advanced unmanned air systems. The position provides hands-on experience applying model-based systems engineering principles in support of engineering teams working across multiple disciplines. This position works closely with experienced engineers and program stakeholders to ensure system designs are well-defined, integrated, and aligned with mission objectives.

Requirements

• Bachelor’s degree in a STEM field (e.g., Engineering, Computer Science, Mathematics, Physics)
• Basic understanding of SysML, UML, or similar modeling language
• This role is located at NAS Patuxent River (PAX), MD and offers a hybrid work schedule with 3 days on-site and 2 days remote each week.
• Ability to obtain and maintain a U.S. Secret security clearance

Nice To Haves

• Prior Model-Based Systems Engineering (MBSE) experience (academic or professional)
• Familiarity with Agile development methodologies
• Experience supporting technical specification development
• Exposure to working with cross-functional stakeholders such as cybersecurity, logistics, test, or sustainment teams
• Active U.S. Secret security clearance

Responsibilities

• Support Model-Based Systems Engineering (MBSE) activities using commercial MBSE tools
• Assist in developing and maintaining system models using SysML, UML, or similar modeling languages
• Contribute to system and subsystem specifications and technical documentation
• Support requirements development, traceability, and verification activities
• Collaborate with cross-functional stakeholders including engineering, cybersecurity, and logistics teams
• Participate in technical and design reviews

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Number of Employees: 101-250 employees