System Engineer III with Security Clearance

VTG; Chantilly (VA); On-site; USD 135,000 - 185,000; Full time

Job summary

VTG seeks a System Engineer III in Chantilly, VA to translate mission needs into verifiable system requirements and engineering products. You will coordinate across stakeholders to maintain alignment and support design trade studies.

The role requires TS/SCI with Poly and 10+ years of experience, with MBSE/SysML and DoDAF proficiency. Bachelor's degree in Engineering, IT, or related field is required; a Master's degree is preferred.

Qualifications

• MBSE/SysML, DoDAF proficiency and architecture framework familiarity.
• Experience leading systems engineering across lifecycle.
• 10+ years of experience in mission environments.
• TS/SCI with Poly clearance required.
• Bachelor's degree; Master's preferred.

Responsibilities

• Lead systems engineering across lifecycle: requirements, architecture, interfaces, integration, verification, baseline management.
• Own development of key systems engineering products (e.g., system requirements, ICDs, architecture packages).
• Drive cross-functional technical integration across software, infra, cyber, data, and test.
• Lead technical reviews and decision forums; develop trade studies and recommended solutions.
• Establish and enforce measurable, testable, traceable requirements and manage change impacts.
• Mentor junior/mid engineers and promote engineering best practices.

Skills

MBSE/SysML

DoDAF

System architecture

Stakeholder coordination

Technical reviews

Education

Bachelor's degree in Engineering/IT/Business

Master's preferred

Tools

INCOSE ASEP/CSEP

AWS/Azure

Security+

Job description

Overview VTG is looking for System Engineers in Chantilly, VA. The Systems Engineer III performs systems engineering tasks with limited supervision, translating mission needs into system requirements and engineering products. Coordinates across stakeholders to maintain technical alignment, supports design trade studies, and ensures requirements are verifiable and traceable through implementation and test. What will you do?

• Lead systems engineering approach across lifecycle: requirements strategy, architecture, interfaces, integration, verification, and technical baseline management.


• Own/oversee development of key systems engineering products (e.g., system requirements, interface control documentation, architecture packages, technical plans).


• Drive cross-functional technical integration, resolving design conflicts and ensuring alignment across software, infrastructure, cyber, data, and test.


• Lead technical reviews and decision forums; develop trade studies and recommend solution paths based on cost/schedule/risk/performance.


• Establish and enforce requirements quality standards (measurable, testable, traceable) and manage impacts of change requests.


• Mentor junior/mid engineers and implement engineering best practices to improve quality and delivery predictability.


• Provide technical input for program reporting, risk management, and customer briefings. Do you have what it takes? TS/SCI with Poly Required


• Bachelor's degree in Engineering, IT, Business, or related field; Masters Preferred


• 10+ years of experience.


• Experience serving as a lead/architect on complex integrated systems in mission environments.


• MBSE/SysML and architecture framework proficiency (DoDAF) and familiarity with formal review processes (SRR/PDR/CDR).


• Relevant certifications (e.g., INCOSE ASEP/CSEP, AWS/Azure, Security+), as appropriate to the SOW.


• Preferred Qualifications: Experience serving as a lead/architect on complex integrated systems in mission environments, MBSE/SysML and architecture framework proficiency (DoDAF), and familiarity with formal review processes (SRR/PDR/CDR). This position is contingent upon program award. Pay Range: VTG's estimated starting pay range is $135,000 - $185,000 annually, which is a general guideline for the geographic location. When extending an offer, VTG also considers work experience, education, skill level, market considerations and may possibly include contractual requirements which may cause an offer to fall outside of this range.