Systems Integration Engineer

General information

Requisition # R65377 Locations USA-VA-Stafford Posting Date 01/21/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, customer-oriented Systems Integration Engineer to help support our current Marine Corps ISR Contract in Stafford, VA. The ideal candidate will be responsible for understanding the integration and interoperability of complex systems across the USMC ISR enterprise. This role requires a strong technical background, excellent communication skills, and
the ability to work effectively with a diverse team of technical and non-technical personnel, of all ranks and grades. Experience with Model-Based Systems Engineering (MBSE) is highly desired.

Responsibilities include but are not limited to:

• Stakeholder Collaboration: Act as the primary point of contact for systems integration activities, liaising between technical engineering teams, requirement sponsors, program managers, operational SMEs, and other stakeholders to ensure alignment of operational requirements and capabilities with mission needs.

• Data Flow and Mission Thread Analysis: Define, analyze, and document data flows and end-to-end performance-based mission threads. This involves defining and mapping operational activities to performance parameters and identifying capabilities and limitations to achieving the execution of specific mission threads / scenarios.

• Technical Leadership: Provide technical guidance to Capability Integration Officers (CIOs) and CE-Intel Leadership with respect to data integration and interoperability. Participate in technical reviews, trade studies, and performance assessments to inform capability gap assessments, requirement definitions, and resource decisions.

• Model-Based Systems Engineering (MBSE): Apply MBSE principles and tools (such as Cameo (SysML, UAF)) to develop and maintain mission and scenario-based architectures, define “as-is” and “to-be” architectures, and review requirements traceability within available tools (such as JAMA). Guide the transition from document-based approaches to a model-based digital engineering environment.

• Communication and Reporting: Clearly articulate complex technical concepts to both technical and non-technical audiences of all ranks/grades. Prepare and present technical briefings and status reports to leadership and customer representatives.

Minimum Qualifications:

• Bachelor’s degree in Systems Engineering, Electrical Engineering, Computer