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Job #: R-00026588
Location: Lorton, VA
Category: Info Security
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance Required: Top Secret
Referral Eligibility: Eligible
Group: Civil

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Job Description:

The Department of Homeland Security (DHS) has a continuing requirement for Secure Enterprise Network Systems, Services, & Support (SENS3) for the continued operations and maintenance and evolution of the Homeland Secure Data Network (HSDN) and the Classified Local Area Network (C-LAN). The candidate will perform as Project Manager for the Integration team and is responsible for all schedules, requirements, and cost.

Primary Responsibilities

  • Manage the DHS COMSEC account and the custodian associated with the account.
  • Must have experience with COMSEC accounting of over 7000 line items and be able to track 600 hand receipt holders.
  • Experience managing at least 5 FTEs.
  • Conduct network and telecommunications system incident investigation.
  • Responsible for COMSEC material which includes Paper Keymat, Electronic Keymat, equipment, publications, magnetic storage media, and combinations, while ensuring all accounting and tracking of COMSEC equipment is contained within the COMSEC, Accounting, Reporting, and Distribution System (CARDS). 
  • Perform network system backups per documented methods and procedures.
  • Performs duties as; OTAR (Over the Air Rekey) and software upgrades on fielded equipment; ensures proper storage, handling, shipping and receiving of Controlled Cryptographic Information / Items (CCI), classified equipment and documentation;  maintains, upgrades and troubleshoot equipment; utilizes Remedy for incident and equipment tracking
  • Monitor network and telecommunications system performance and respond to anomalies and issues according to defined procedures
  • Hands-on experience with COMSEC devices, physical operations, key loading and troubleshooting KG 175 A, D, G, F, and C100), Sectéra Wireline Terminal (SWT FNBB21 and FNBD 21), vIPers (FNBE21) SME- PED (SMBP21) KIV- 7, STEs, Talons (KOV 26 and KOV 26Bs), and MVCs.
  • Build network and telecommunications systems for deployment, assist in testing, and prepare for shipping.

Basic Qualifications

  • Bachelor’s degree in a technical discipline from an accredited College or University is required along with 8+ years of experience. In lieu of a degree 12+ years of experience may be considered.
  • Secret, preferred Top Secret/SCI
  • Experienced with administration of Local Management Device/Key Processor (LMDKP) and Key Management Infrastructure (KMI)
  • Shall have knowledge of the General Dynamics Taclane line of Network Encryptors (INE) to include the KG-175A, KG-175D, KG-175G, KG-175F, KG-175X, and KG-175N.
  • Execute procedures to load various cryptographic equipment including: TACLANE, FASTLANE, vIPER, STE, KIV-7, and KG-84

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Top Secret



Scheduled Weekly Hours:




Requisition Category:


Job Family:

Info Security


Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

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