> Markdown version of [/jobs/ext/1050496-dhs-senior-tier-network-support-personnel](https://www.wearedevelopers.com/jobs/ext/1050496-dhs-senior-tier-network-support-personnel). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# DHS Senior Tier Network Support Personnel

- **Company:** OneZero Solutions
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Monitoring of Systems, Network Connections, SolarWinds (Software), Network Support, Patch Management, Cisco
- **Published:** June 11, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8970567/dhs-senior-tier-network-support-personnel

## About the Role

Top Security/Sensitive Compartmented Information (TS/SCI) clearance as a US citizen.
Counterintelligence (CI) Polygraph preferred.
Minimum Certified Cisco Network Associate (CCNA).
Minimum Security+ certification required.
Must maintain a professional certification in accordance with the Department of Defense 8570.01-M, Information Assurance Workforce Improvement Program.
Must satisfy and sustain DoD IA training and certification requirements (see DoD 8570.01-M, Chapters 3, 4, 6, and 11)., Proficiency in Solarwinds Monitoring Software and System Logs.
Ability to communicate effectively with service providers, external customers, and site representatives.
Ability to travel to enterprise locations for engineering efforts and customer support efforts as approved by the COR.
Security and Citizenship Requirements:

Must be citizens of the United States and meet the security background criteria.
Must have a favorably adjudicated background investigation.
Will be held responsible for applying for, obtaining and maintaining a valid Common Access Card (CAC) as a condition of continued employment under the contract.

## Description

Job Summary: The Senior-Tier Network Support Personnel will be responsible for operations & maintenance (O&M), troubleshooting, network engineering, documentation support, and lifecycle management of a DHS enterprise network., Provide Senior Tier engineer support for new approved enterprise locations or modernization efforts to existing locations.
Provide expertise, to include engineering, planning, drawings and cost estimations, to new network expansions
Travel to enterprise location in support of engineering efforts to perform hardware refreshes and hardware installation, maintenance, and troubleshooting.
Provide documentation updates, or support, related to network compliance for Authority to Operate (ATO), Security Technical Implementation Guidance (STIG), or other Information Assurance (IA) policy instruction for network connectivity.
Update, or create, required documentation, for compliance or operational necessity of network elements per applicable SOP.
Perform applicable patch management related to compliance instructions, communicate status to the COR, and recommend changes required to maintain compliance.


## Related Videos

- [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team)
- [Less Is More: How Lagom and Agile Can Create Harmonious Workflows](https://www.wearedevelopers.com/videos/1993-less-is-more-how-lagom-and-agile-can-create-harmonious-workflows)
- [Culture Starts With You: Rethinking Leadership in 2025](https://www.wearedevelopers.com/videos/1715-culture-starts-with-you-rethinking-leadership-in-2025)
- [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure)
- [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone)
- [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers)

## Related Articles

- [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)
- [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)
- [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again)
- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing)
- [Events like RSAC Get You CISOs. Developers Decide What Actually Gets Deployed.](https://www.wearedevelopers.com/magazine/693-events-like-rsac-get-you-cisos-developers-decide-what-actually-gets-deployed)