Analysis Skills, Atlassian JIRA, C++ Programming Language, Change Requests/Orders, Customer Relations, Engineering, Government, Integration Testing, Intelligence Community, Mathematics, Military, Performance Tuning/Optimization, Presentation/Verbal Skills, Programming Languages, Project/Program Management, Python Programming/Scripting Language, Sensitive Compartmented Information (SCI), System Architecture, System Integration (SI), Systems Administration/Management, Systems Engineering, Systems Maintenance, Team Player, Top Secret Clearance, Traceability, United States Citizen
Open Date: 03.23.2026 — Sterling, VA location closed as of 04.14.2026
Role Overview
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.
Required Skill Sets
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
Desired Skill Sets
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
Experience Required
Minimum of 6+ years for P3 or 8+ years for P4 of prior engineering experience.
Education Required
Bachelor's degree in Science, Technology, Engineering, or Mathematics preferred and minimum 8+ years of prior engineering experience.