Senior Voice Engineer; Cisco VoIP

Zachary Piper Solutions is seeking a Senior Voice Engineer (Cisco VoIP) to support a company focused on nuclear security operations, environmental remediation, and critical infrastructure within the Department of Energy environment. This position is ON-SITE at Amarillo, TX
. The Senior Voice Engineer will maintain and optimize enterprise network infrastructure supporting mission-critical operations and secure environments. Join a team responsible for ensuring the reliability, security, and performance of network systems that support essential national security and operational missions.

• Maintain and support enterprise network infrastructure including routers, switches, data center fabrics, wireless networks, and Voice over IP (VoIP) systems.
• Troubleshoot and resolve network incidents, outages, and performance issues while meeting established service level agreements (SLAs).
• Develop and execute network lifecycle management activities including upgrades, patching, maintenance, and rollback planning.
• Administer Cisco ISE services, network access controls, DNS, DHCP, IPAM environments, and load balancing technologies.
• Maintain technical documentation, network diagrams, inventories, and change management records while supporting Service Now RFC and CAB processes.

• 5+ years of experience with enterprise networking, network operations, and infrastructure management.
• Experience with Cisco enterprise routing and switching technologies.
• Knowledge of network troubleshooting, performance optimization, capacity planning, and infrastructure support.
• Experience administering Cisco ISE, wireless LAN environments, VoIP systems, DNS, DHCP, IPAM, and load balancing platforms.
• Bachelor’s degree in a related field and 5+ years of relevant experience, OR Master’s degree in a related field and 2+ years of relevant experience, OR a combination of 10+ years of relevant education, training, and professional experience.
• Active DoD Top Secret (TS) Clearance or DOE Q Clearance, or eligibility for reinstatement.

Salary Range: $120,000 - $180,000

Full Benefits Package: PTO, Paid Holidays, Medical, Dental, Vision, 401K, Tuition Reimbursement, Sick leave as required by law