Senior COMSEC Engineer – DoD Crypto & RMF Expert

ARMADA, Ltd.; Arlington (VA); On-site; USD 120,000 - 150,000; Full time

Job summary

The COMSEC Engineer role at ARMADA, Ltd. entails providing specialized expertise in cryptographic systems engineering, key management architecture, and NSA approval processes for F‑35 High Assurance Devices.

This position ensures compliance with DoD security and accreditation requirements and supports RMF‑related activities, delivering technical guidance to government security personnel. It also involves developing, updating, and consolidating COMSEC documentation to maintain secure and

Qualifications

• Knowledge of cryptographic systems, key management architectures, and COMSEC engineering principles applicable to advanced military aircraft systems.
• Skilled in supporting certification and accreditation processes, including DoD Risk Management Framework tasks and documentation requirements.
• Ability to coordinate with national cryptographic authorities and validate keying material usage for High Assurance Devices and related cryptographic components.
• Knowledge of accreditation package development, documentation consolidation, and security requirements for secure system operation.
• Ability to participate effectively in technical working groups, record detailed notes, identify security tasks, and support collaborative accreditation activities.
• Skilled in developing, updating, and maintaining COMSEC documentation such as FRDs, FPDs, SOPs, plans, and training materials in alignment with evolving program requirements.
• Familiarity with NSA UIC process.
• Familiarity with KMI and EKMS systems.

Responsibilities

• The COMSEC Engineer COMSEC engineering for the F‑35 systems cryptographic and key management architecture, ensuring secure integration and alignment with program requirements.
• The COMSEC Engineer provides support for certification and accreditation activities for operational systems, including tasks associated with DoD Risk Management Framework compliance.
• Assist in acquiring National Security Agency approval of cryptographic changes to F‑35 High Assurance Devices, including validation of keying material usage with operational controlling authorities.
• Facilitate and attend working groups and meetings to assist in developing accreditation packages, documenting notes, action items, and identified security responsibilities.
• Consolidate material for accreditation packages and submit completed documentation to the Government Security Lead for review and approval.
• Provide subject‑matter-expert guidance on equipment design, required support, and recommended actions to assist Government security leads in meeting COMSEC and program security objectives.
• The COMSEC Engineer ensures all FRDs, FPDs, SOPs, plans, and training materials are updated within 90 days of each Task Order award and annually thereafter, or when significant security requirement changes occur that impact the F‑35 program.
• Other duties as assigned

Skills

Cryptographic systems

Key management

COMSEC engineering

RMF tasks

DoD documentation

Authority coordination

Accreditation packages

Technical working groups

COMSEC documentation

NSA UIC familiarity

EKMS/KMI familiarity

6+ years supervisory COMSEC

Cryptographic algorithms experience

10+ years overall experience

Education

Master's degree or Bachelor + 4 years

Job description

The COMSEC Engineer role at ARMADA, Ltd. entails providing specialized expertise in cryptographic systems engineering, key management architecture, and NSA approval processes for F‑35 High Assurance Devices.

This position ensures compliance with DoD security and accreditation requirements and supports RMF‑related activities, delivering technical guidance to government security personnel. It also involves developing, updating, and consolidating COMSEC documentation to maintain secure and