Remote-Eligible COMSEC Network Engineer - TS/SCI

SAIC; Springfield (VA); Hybrid; USD 120,000 - 160,000; Full time

Job summary

SAIC is hiring a COMSEC Engineer to support secure communications for U.S. diplomatic posts worldwide. You will engineer and integrate cryptographic systems, sustain a secure global network, and provide Tier II/III engineering support as needed.

A major focus is key management with secure network delivery and on-line rekey across posts. This hands-on role requires active Top Secret clearance, on-call rotation, and occasional travel to deployments.

Qualifications

• Bachelor's degree in a technical discipline and 5+ years of COMSEC or network security experience.
• 3+ years of hands-on COMSEC or cryptographic work with keying material handling and accountability.
• Working knowledge of HAIPE-compliant INEs, secure terminals, and fill devices.
• IP networking foundation including routing, VPN, tunneling, firewalls, and packet captures.
• Willingness to take on-call rotation, travel occasionally.

Responsibilities

• Integrate HAIPE-compliant inline network encryptors and CSfC components into a global enterprise network.
• Build test plans and run interoperability, regression, and failure-mode testing with evidence-based go/no-go decisions.
• Provide Tier II/III COMSEC support for incidents, including on-call coverage across time zones.
• Operate KMI client nodes and Advanced Key Processors, manage key ordering, distribution, accounting, and destruction under Two-Person Integrity.
• Deploy Over-the-Network Keying, site readiness, cutover from courier distribution, and rekey activities.
• Engineer cryptographic modernization, including HAIPE upgrades toward CNSA 2.0 and post-quantum-ready algorithms.
• Document builds and train custodians and junior operations engineers.

Skills

COMSEC

Network security

HAIPE

Key management

Packet captures

On-call support

Travel readiness

Education

Bachelor's degree in a technical discipline

Job description

SAIC is hiring a COMSEC Engineer to support secure communications for U.S. diplomatic posts worldwide. You will engineer and integrate cryptographic systems, sustain a secure global network, and provide Tier II/III engineering support as needed.

A major focus is key management with secure network delivery and on-line rekey across posts. This hands-on role requires active Top Secret clearance, on-call rotation, and occasional travel to deployments.