Principal Systems Engineer MBSE

Location: Aurora, CO (Onsite, 2 openings) | Compensation: $140,000 – $169,000

Open Date: 03.23.2026 — Sterling, VA location closed as of 04.14.2026

Xela is seeking a Principal Systems Engineer MBSE to provide enterprise-wide systems engineering and integration support within the Intelligence Community. The ideal candidate will apply Model Based Systems Engineering and Digital Engineering practices to define system architectures, manage interfaces, and ensure traceability of requirements to technical solutions. This role involves developing and maintaining system models using tools such as Cameo Systems Modeler, as well as utilizing computer-based simulations to analyze and optimize the performance of complex systems.

• Practical experience applying Model Based Systems Engineering principles, including system modeling with Cameo or equivalent tools
• Familiarity with Digital Engineering practices and tool chains to enhance design, integration, and test workflows
• Experience with high-level programming languages such as Python
• Demonstrated engineering technical abilities and project management experience
• Experience collaborating with internal and external customers in a team environment including Government, Military, SETA, and Contractor
• Active and transferable TS/SCI clearance with CI Polygraph preferred is required prior to start date
• U.S. citizenship required

• Experience with systems installation, integration, and test activities
• Proficiency in programming languages such as Python and C++
• Experience with Request for Change impact reviews and assessment processes
• Experience with customer NSIS requirements and rapid delivery methods
• Evidence of strong customer relationships and stakeholder engagement
• Experience working across contract and location boundaries
• Proficiency with Atlassian Jira, Confluence, and collaborative engineering tools
• Ability to convey complex technical issues clearly through both oral and written communication

Minimum of 6+ years for P3 or 8+ years for P4 of prior engineering experience.

Bachelor's degree in Science, Technology, Engineering, or Mathematics preferred and minimum 8+ years of prior engineering experience.