MKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. Our commitment to excellence and our “Mission First” orientation has resulted in steady growth and an expanding client base across government agencies. We have employees nationwide and for the past three consecutive years were named one of the fastest growing Veteran-owned companies in the nation. Please take a moment to browse through our website and learn more about what it means to serve with MKS2.

Principal Systems Engineer – MBSE (Intelligence Community)

Location: Sterling, VA 20166
Work Schedule: 8:00 AM – 5:00 PM
Employment Type: Full-Time
Salary Range: $120,000 – $140,000 annually, plus full benefits
Clearance Requirement: Active and transferable TS/SCI with CI Polygraph (required before start)
Citizenship: U.S. Citizenship required

Role Overview

An organization supporting Intelligence Community missions is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems engineering and integration support. The selected candidate will apply Model-Based Systems Engineering (MBSE) and Digital Engineering practices to define system architectures, manage interfaces, and ensure end-to-end traceability of requirements to technical solutions.

This role supports complex, mission-critical systems and involves developing and maintaining system models, performing computer-based simulations, and collaborating closely with government, military, SETA, and contractor stakeholders to deliver integrated solutions.

Key Responsibilities

Apply Model-Based Systems Engineering (MBSE) methodologies to support system architecture definition, integration, and analysis
Develop, maintain, and analyze SysML-based system models using Cameo Systems Modeler or equivalent tools
Ensure requirements traceability from customer needs through system design and verification artifacts
Utilize digital engineering tool chains to enhance design, integration, and test workflows
Conduct computer-based simulations to analyze and optimize system performance
Support interface definition and management across system elements and external dependencies
Collaborate with internal and external stakeholders, including Government, Military, SETA, and contractor teams
Contribute to technical reviews, impact assessments, and engineering documentation
Support project planning, execution, and risk management activities across program lifecycles

Required Qualifications

Practical experience applying Model-Based Systems Engineering (MBSE) principles
Hands-on experience with Cameo Systems Modeler or equivalent MBSE tools
Familiarity with Digital Engineering practices and integrated tool chains
Experience using high-level programming languages (e.g., Python)
Demonstrated engineering technical depth and project management experience
Proven ability to collaborate effectively in multi-disciplinary, customer-facing environments
Active and transferable TS/SCI with CI Polygraph (required prior to start date)
U.S. Citizenship required

Desired Qualifications

Experience with systems installation, integration, and test activities
Proficiency in Python, C++, or similar programming languages
Experience conducting Request for Change (RFC) impact reviews and assessments
Familiarity with NSIS requirements and rapid delivery methodologies
Evidence of strong customer relationships and stakeholder engagement
Experience working across multiple contracts and geographic locations
Proficiency with Atlassian JIRA, Confluence, and collaborative engineering tools
Strong oral and written communication skills, with the ability to clearly convey complex technical concepts

Education & Experience Requirements

Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM preferred)
Minimum experience requirements:

6 – 8 years of prior engineering experience

Diversity creates a healthier atmosphere: MKS2 Technologies is proud to be an Equal Employment Opportunity / Affirmative Action employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status, sexual orientation, gender identity or expression, marital status, genetic information, or any other characteristic protected by law.

Principal Systems Engineer

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