# Senior Information Security Officer (SISO)

Canonical: https://abierto.us/opportunities/htc71126qe125

- Solicitation number: HTC71126QE125
- Notice type: Solicitation (first published as special notice)
- Status: Closed. Deadline was June 23, 2026 at 9:00 AM EDT
- Department: Department of Defense
- Agency: US Transportation Command (Ustranscom)
- Contracting office: Ustranscom-Aq (HTC711)
- NAICS: 541519 Other Computer Related Services
- Product or service code: DJ10 Security and Compliance support delivered as a service, by subscription, or service contract. Includes support of security policies/controls, processes, measuring compliance of relevant legal/compliance requirements, to include Section 508, and responding to security breaches. Also provides support for IT Security systems providing Continuous Diagnostics and Mitigation (CDM) for real-time Cyber Security and protection such as vulnerability scanning, managing firewalls, intrusion prevention systems, and security information and event management (SIEM). Includes Disaster Recovery (DR) services to support DR policy, process and means, dedicated failover facilities and perform DR testing.
- Set-aside: Total small business set-aside
- County: St. Clair County (FIPS 17163). https://abierto.us/counties/st-clair-county-il-17163
- First posted: April 23, 2026
- Last posted: May 21, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/fddbcc47e4a34966bc05c5699849d21d/view

## Description

See attached documentation.

## Publications

- April 23, 2026: Special notice. Notice 7e8aeb7f39f74093b72ebf72e9b5cd32. https://sam.gov/workspace/contract/opp/7e8aeb7f39f74093b72ebf72e9b5cd32/view
- May 21, 2026: Solicitation, due June 23, 2026 at 9:00 AM EDT. Notice fddbcc47e4a34966bc05c5699849d21d. https://sam.gov/workspace/contract/opp/fddbcc47e4a34966bc05c5699849d21d/view

## Points of contact

- Darrah Hill, darrah.m.hill.civ@mail.mil, 6188174703

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/htc71126qe125.