Junior MBSE Engineer — Unmanned Systems (Hybrid, Secret)

Castellum Inc; Maryland; Hybrid; USD 90,000 - 125,000; Full time

Job summary

Specialty Systems, Inc. is seeking a Model-Based Systems Engineer (MBSE) to lead system architecture development for advanced unmanned air systems. You will model systems using SysML/UML and leverage commercial MBSE tools in a collaborative, mission-driven environment.

The role includes developing specifications, ensuring traceability, and supporting verification across disciplines. A hybrid schedule is available at NAS Patuxent River, MD, with eligibility for U.S. Secret clearance.

Qualifications

• Bachelor's degree in a STEM field.
• Basic understanding of SysML or UML.
• Location at NAS Patuxent River, MD with hybrid schedule: 3 days on-site, 2 days remote each week.
• Ability to obtain and maintain a U.S. Secret security clearance.

Responsibilities

• Support MBSE activities using commercial MBSE tools.
• Develop and maintain system models using SysML, UML, or similar 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.

Skills

SysML/UML knowledge

MBSE experience

Education

Bachelor's degree in STEM

Tools

MBSE tools

Job description

Specialty Systems, Inc. is seeking a Model-Based Systems Engineer (MBSE) to lead system architecture development for advanced unmanned air systems. You will model systems using SysML/UML and leverage commercial MBSE tools in a collaborative, mission-driven environment.

The role includes developing specifications, ensuring traceability, and supporting verification across disciplines. A hybrid schedule is available at NAS Patuxent River, MD, with eligibility for U.S. Secret clearance.