Leidos has a new and exciting opportunity for a **COMSEC Custodian **in our Intelligence Sector's, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.**Join us and make a difference in National Security! **

Job Summary:

Leidos is seeking a COMSEC Custodian to oversee technical reviews and releasability of requirements, identify and resolve cryptonet management issues, and support the provisioning and sustainment of U.S. Government and partner cryptologic capabilities. The role involves leading key technological efforts and executing high-impact assignments in accordance with COMSEC policies and procedures.

Day-to-Day Responsibilities:

• Maintain COMSEC inventory, accountability, and reporting in compliance with established policies, including KMI/DIAS management.
• Program, distribute, and manage COMSEC devices and keying material using KMI, SKL, and related systems.
• Develop, update, and enforce SOPs for COMSEC operations, ensuring proper storage, security, and readiness of equipment.
• Maintain operational readiness by managing spare equipment, supporting emergency circuit establishment, and replacing faulty assets.
• Conduct technical and releasability reviews, resolve cryptonet issues, and provide COMSEC subject matter expertise for secure interoperability.
• Manage lifecycle activities for COMSEC equipment, including coordination for repair, return, tracking (e.g., FMS logistics/MDATs), and proper destruction of obsolete assets.
• Support FMS and partner operations by coordinating logistics, advising on transportation plans, assisting case managers, and serving as an alternate COMSEC custodian.

Qualifications:

• Ten (10) years of experience working as a Logistician.
• 2 years of direct COSMEC Experience
• Experience shall include property accounting processes to include the associated forms. Shall possess knowledge of automated inventory control systems.
• Professional experience shall include ordering, processing, shipping, receiving, packaging, material handling, property accountability, and discharge of excess property.
• Shall have practical experience with processing paperwork related to Government Bill of Lading and the DD1149.
• Clearance Requirement: Active TS/SCI with polygraph

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today

NSSPF

CONMD

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 30, 2026

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 $82,550.00 - $149,225.00

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.