COMSEC Engineer (Subject Matter Expert)

Leidos is seeking a COMSEC Engineer SME in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DOD 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.   

  

The COMSEC Engineer SME will provide full life-cycle IT support across numerous customer systems.  The COMSEC Engineer will implement COMSEC policies and procedures, ensuring the protection of the organization’s information systems from unauthorized access or use.  The successful candidate should have hands-on experience configuring and keying COMSEC devices as well as a solid understanding of networking equipment and information security.  The candidate should also have strong organizational skills, be attentive to detail, and have strong written and verbal communication skills.  

   

Primary Responsibilities:

• Adheres to the customer’s COMSEC policies and procedures and ensures user compliance of said requirements  

• Configures and installs crypto hardware; troubleshoots issues as they arise, providing quick resolution to diminish user downtime  

• Maintains the health and wellness of crypto devices currently in operations, minimizing downtime to users during operational maintenance periods  

• Maintains and protects keying and other COMSEC materials  

• Updates keying material per customer designated timeframes  

• Documents and tracks all devices and materials across multiple accounts and multiple systems  

• Demonstrates accountability of all devices and materials during yearly audits  

• Provides COMSEC Custodian training to teammates and stakeholders  

• Coordinates with Customers, teammates, and users to maintain compliance with all security standards and maintain deployment schedules  

• Collaborates, supports, and offers advice to the customer in technical matters related to the organization’s overall mission  

• CONUS travel, as required, for installations, troubleshooting, and maintenance activities    

  

Basic Qualifications: 

• Masters with 15 – 20 years of prior relevant experience or Doctorate with 13 – 16 years of prior relevant experience. Specific experience, education and training may be considered in lieu of degree.

• A minimum of 8 years of experience in an IT related field with at least 4 years of prior COMSEC or other security-related experience  

• Knowledge of current crypto devices/methods as well as COMSEC principles and practices  

• Ability to implement processes and maintain administrative documentation  

• Knowledge and basic understanding of network transport devices that are attached to the encryption devices (examples: routers, switches, firewalls)   

• Knowledge and basic understanding of information security practices and devices   

• Developing network engineering skill set  

• Strong collaboration and customer service skills  

• Ability to develop and present briefings to customers and convey technical messages to non-IT individuals  

• Ability to work in a fast-paced, collaborative team environment  

• Ability to be flexible and adapt to changing situations  

• Self-starter with ability to work independently as well as in team environments  

• Preference given to candidates who can demonstrate basic networking, information security, or system administration skills in addition to their previous COMSEC duties  

• IT Certifications such as A+, CCNA, CCNP, Security +, CISSP, etc  

• Must possess an active DoD Secret with eligibility for a Top Secret at time of consideration.

Preferred Qualifications:  

• Experience in network and network security design where under general direction, manages the design, installation and support of LAN/WAN based networks and security components such as routers, switches and firewalls, and datacenter equipment  

• Ability to solve complex engineering problems  

• Implemented innovative ideas to solve customer challenges  

Original Posting:

May 8, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $148,850.00 - $269,075.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.