Senior Communications Security COMSEC Engineer

Job Description

Job Description

Grow, innovate, and generate progress: Harness your expertise to solve challenges and celebrate success!

JCS Solutions LLC is seeking a Senior Communications Security (COMSEC) Engineer in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DoW contract. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations If you are interested in a challenge and a great working environment, apply today!

Primary Work Location: Fort Belvoir, VA
Secondary Work Location: Reston, VA
Clearance Requirement: Active DoD Top Secret / SCI (required at time of hire)

Job Summary:
The Senior COMSEC Engineer provides full life-cycle Information Technology (IT) support across multiple customer environments, ensuring the protection of information systems from unauthorized access, disclosure, or use. This role is responsible for implementing, managing, and enforcing COMSEC policies and procedures in support of mission-critical programs.

What you will do:

• Orchestrate organizational adherence to COMSEC policies and procedures, ensuring compliance with federal and agency requirements.
• Engineer, deploy, and integrate high-assurance cryptographic hardware.
• Manage sustainment of cryptographic device fleets and lifecycle refreshes.
• Safeguard physical and electronic keying material.
• Execute rekeying operations aligned with crypto-periods.
• Maintain accountability and audit readiness of COMSEC assets.
• Serve as Lead COMSEC Authority and provide custodian training.
• Coordinate COMSEC operations with customers and deployment teams.
• Provide cryptographic integration SME support.
• Support CONUS-wide mission deployments.

What you will bring:

• GDMS TACLANE Encryptor Operator Training certified.
• BS with 8–12 years, MS with 6–10 years, or equivalent experience.
• 4+ years IT experience with 2+ years COMSEC.
• Experience with KG-175F/G/X devices.
• Familiar with GEMOne and Chimera.
• DoD 8140/8570 IAT Level II (Security+ CE).

How you will WOW us:

• GEM One Encryptor Manager Operator Training certified.
• CCNA certification.
• Network and security design experience supporting LAN/WAN environments.

JCS Solutions (JCS) is a premier technology firm providing innovative solutions and high-quality services in defense, national security, and civilian sectors. JCS offers enterprise-wide solutions including cloud computing, software development, cybersecurity, digital modernization, and management consulting for the federal government. At JCS, we elevate our customers’ mission through the application of technology and professional services. Our commitment to investing in our workforce drives innovation and progress for our clients, employees, and communities.

JCS is both a Great Place to Work and a Top Places to Work certified company.


Our employees embody our core values, and we are looking for others who do too!

• Customer Experience: Strive for excellence and delight our clients
• Innovation: Embrace creative thinking to enable continual growth and powerful solutions
• Accountability: Take ownership of and pride in our actions and service delivery
• Inspire: Be inspired to be your best self and have fun in the process
• Integrity: Do the right thing, the right way, every time!
• Stewardship: The careful and responsible management of something entrusted to our care.

At JCS Solutions, compensation is based on a number of factors such as location, qualifications, and applicable contract terms. The general salary range for this position is as follows: $90,000.00 - $106,000.00

Commitment to Non-Discrimination: All qualified applicants will receive consideration for employment without regard to any status protected by applicable federal, state, or local laws.

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