C3 Systems Engineer

General information

Requisition # R66366 Locations USA-VA-Stafford Posting Date 02/26/2026 Security Clearance Required Secret Remote Type Onsite Time Type Full time

Description & Requirements

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MANTECH seeks a motivated, career and customer-oriented C3 Systems Engineer to support our contract under Marine Corps Systems Command (MCSC) out of Quantico, VA.

The mission of Marine Corps Systems Command (MCSC) is to serve as the Department of the Navy's (DON) systems command for Marine Corps ground weapon and information technology system programs to equip and sustain Marine forces with full-spectrum, current and future expeditionary and crisis response capabilities.

Job Responsibilities include but are not limited to:

• Provide Systems Engineering support to MCSC and relevant joint/naval stakeholders to further the integration of tactical communication systems in a Lab environment.
• This role involves providing technical oversight for developing C4I systems simulations and employing them to support acquisition program test and evaluation objectives.
• The Systems Engineer will support the study and research of system interfaces such as Link 16, Joint Range Extension Application Protocol (JREAP), Variable Message Format (VMF), and Cursor on Target (CoT) to ensure interoperability and functionality across Marine Corps, Navy, and Joint platforms.
• Specific activities include analyzing information exchange requirements, interface designs, verification strategies, and identifying integration concerns within MAGTF and Joint operations.
• This role requires coordination across various stakeholders and the development of risk mitigation strategies for tactical communication systems integration.

Mandatory Qualifications:

• Bachelor’s Degree and at least 10 years of related mission systems engineering experience. Additional 2 years of experience may be substituted in lieu of degree.
• Expert-level understanding of Marine Air-Ground Task Force (MAGTF) integration, and multi-service interoperability.
• Knowledgeable in Tactical Data Link (TDL) systems, including Link 16, JREAP, VMF, and CoT, and their integration and interoperability within MAGTF.
• Knowledgeable in Military Standards (MIL-STDs) and testing related to MIL-STD and system requirements.
• Understanding of Joint operations, specifically in C4I systems and ensuring interoperability between Marine Corps, and Joint platforms.
• Experience in systems integration testing.
• Proven expertise in the system integration processes, and verificat