> Markdown version of [/jobs/ext/2537769-sr-uc-network-engineer](https://www.wearedevelopers.com/jobs/ext/2537769-sr-uc-network-engineer). 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). --- # Sr. UC Network Engineer - **Company:** Zachary Piper - **Location:** United States - **Experience:** Expert - **Salary:** $145,000.0 - $165,000.0 - **Contract:** Permanent contract - **Skills:** VoIP, Cisco Unified Communications Manager, Monitoring of Systems, Network Troubleshooting, Network Architecture, Routing, Integrated Communications Access Packages, SC Clearance, Cisco - **Published:** August 10, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9118875/sr-uc-network-engineer ## About the Role * Active Secret Clearance required. * 7+ years of experience supporting Cisco Unified Communications environments. * Strong hands-on experience with Cisco Unified Communications Manager (CUCM/Call Manager). * Experience with Cisco voice, collaboration, and telephony technologies. * Knowledge of VoIP, SIP, dial plans, gateways, and voice network troubleshooting. * Experience working within enterprise or government environments. * Strong understanding of network infrastructure, routing, switching, and security concepts. * Excellent communication skills and ability to work effectively with cross-functional teams. * Cisco certifications such as CCNP Collaboration or equivalent are preferred. ## Description Piper Companies is seeking a Sr. UC Network Engineer to support a leading government services organization in the defense industry. The Sr. UC Network Engineer will serve as a key technical resource responsible for maintaining, optimizing, and enhancing Cisco Unified Communications environments supporting mission-critical operations. This position requires an active Secret Clearance and is onsite four days per week at Scott Air Force Base., * Design, implement, maintain, and troubleshoot Cisco Unified Communications (UC) solutions in an enterprise environment. * Administer and support Cisco Unified Communications Manager (CUCM/Call Manager) infrastructure. * Monitor system performance, availability, and capacity to ensure reliable voice and collaboration services. * Perform upgrades, patches, and configuration changes across UC platforms. * Collaborate with network, security, and infrastructure teams to support integrated communications solutions. * Troubleshoot complex voice, video, and collaboration issues while ensuring minimal service disruption. * Develop and maintain technical documentation, operational procedures, and system diagrams. * Support compliance and security requirements within a Department of Defense environment. ## 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) - [Getting under the skin: The Social Engineering techniques](https://www.wearedevelopers.com/videos/38-getting-under-the-skin-the-social-engineering-techniques) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network) ## Related Articles - [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j) - [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) - [The CAMARA Project: How Telcos Collaborating Improves Developer Experience](https://www.wearedevelopers.com/magazine/671-the-camara-project-how-telcos-collaborating-improves-developer-experience) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [How to Write a CV and Interview if You Don't Fully Qualify For The Job](https://www.wearedevelopers.com/magazine/183-how-to-write-a-cv-and-interview-if-you-don-t-fully-qualify-for-the-job)