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Description

Systems Engineer / COMSEC Manager

Job Summary

Leidos currently has a full-time opening for a **Systems Engineer** with **COMSEC Manager** experience. This is an exciting opportunity to use your experience supporting an important, fast-paced, mission critical program at our **Annapolis Junction, MD** location.

Primary Roles and Responsibilities

The selected individual will perform a mix of Systems Engineering and COMSEC Manager duties. Systems Engineering responsibilities include, but are not limited to, working with system and network administrators to manage various network encryptors; and identifying, troubleshooting, and resolving various hardware and software issues. COMSEC Manager duties include acting as an alternate COMSEC Manager, managing a robust inventory of COMSEC material across the program. The selected individual will be responsible for maintaining security throughout receipt, transfer, inventory, accounting, and destruction. She/he will assist with recurring inventory of all equipment handled by hand receipt holders and periodic rekey or installation of new devices, and will update existing local Standard Operation Procedures (SOPs) and develop/implement new SOPs as needed. She/he will brief/de-brief users in and out of the COMSEC program and will ensure that Program Management and leadership are kept updated on significant developments and events.

The selected individual must be well versed in national level policy (CNSSI 4005 “National Policy for Safeguarding Communications Security (COMSEC) Facilities and Materials”, CNSSI 4001 “Controlled Cryptographic items, CNSSI 4003 Reporting and Evaluating Communications Security (COMSEC) Incidents”, and CNSSI Policy “No. 3 National Policy on Granting Access to U.S. Classified Cryptographic Information”) as well as NSA/CSS Policy Manual 3-16. She/he must have experience with handling and configuring End Cryptographic Units and fill devices.

Basic Qualification

+ Bachelor’s Degree in Engineering, Security, IT, or another technical field and at least 15 years of prior relevant experience. Additional experience may be substituted for a degree.

+ Must have at least 5 years of COMSEC or COMSEC-related experience.

+ Must have demonstrated Systems Engineering experience in one or more of the following areas:

+ Strong understanding of communication systems, networking, and security principles.

+ Ability to diagnose and resolve technical issues related to secure communication systems.

+ Contributing to the design of new communication systems or upgrades to existing ones, with a focus on security considerations.

+ Providing troubleshooting and support for deployed communication systems.

+ Strong understanding of communication systems, networking, and security principles.

+ Ability to diagnose and resolve technical issues related to secure communication systems.

+ Contributing to the design of new communication systems or upgrades to existing ones, with a focus on security considerations.

+ Providing troubleshooting and support for deployed communication systems.

+ Must have demonstrated experience configuring HAIPE In-line Network Encryptors.

+ Must have a minimum of 3 (three) years of experience supporting COMSEC activities, including handling and configuring End Cryptographic Units and fill devices.

+ Must have a solid understanding of NSA/CSS Policy Manual 3-16, Control of Communications Security (COMSEC) Manual.

+ Must be committed to adopting and adhering to best practices including compliance with maintenance windows and change-control procedures.

+ Must possess strong analytic abilities and be meticulous in their work.

+ **Clearance Required: Must have TS/SCI with Polygraph.**

Preferred Qualifications

+ Experience performing systems engineering functions on a program using Agile methodologies.

+ Experience receiving, generating, and distributing electronic keying materials for internal use and external COMSEC accounts.

+ Experience maintaining records and files, reporting security incidents, and providing periodic status reports regarding COMSEC material.

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.

careers.leidos.com/CONMD

CSSKEY

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:

September 29, 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 onlyand 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.

REQNUMBER: R-00167635

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.