Onsite Network Engineer - TS/SCI/DOE Q Clearance

Piper Companies; Amarillo (TX); On-site; USD 140,000 - 170,000; Full time

Job summary

Zachary Piper Solutions seeks an experienced Network Engineer to join a leading engineering and consulting firm in Amarillo, TX. This onsite role requires an active TS/SCI or DOE Q clearance and focuses on maintaining a secure, highly available enterprise network infrastructure.

Responsibilities include designing and troubleshooting Cisco networks, managing DNS/DHCP/IPAM, supporting ISE and DNA Center, and using Tenable/Splunk for vulnerability management.

Qualifications

• Bachelor's degree with 5+ years of relevant experience, Master's with 2+ years, or 10+ years of relevant experience in lieu of a degree.
• Minimum of 5 years of hands-on Cisco enterprise networking experience, including routing and switching.
• Active TS/SCI or DOE Q clearance* (ability to meet applicable health and safety training, medical monitoring, drug screening, and background testing requirements).
• Ability and willingness to work fully onsite in Amarillo, TX.
• Experience in secure, highly available enterprise network environments; strong troubleshooting and maintenance skills.

Responsibilities

• Design, configure, maintain, and troubleshoot enterprise network infrastructure (Cisco routers and switches).
• Support secure, highly available network environments for optimal performance and reliability.
• Monitor, diagnose, troubleshoot, and resolve network issues; manage lifecycle changes.
• Configure DNS, DHCP, IPAM, and load balancing for enterprise networks.
• Support Cisco ISE, Catalyst Center/DNA Center, wireless networking, and VoIP infrastructure.
• Use Tenable and Splunk to identify vulnerabilities, monitor performance, and log activity.
• Execute network upgrades, configuration changes, hardware replacements, and modernization activities.
• Support incident, problem, and change management; participate in CAB procedures via ServiceNow.
• Maintain network diagrams, configuration documentation, and operational procedures.
• Collaborate with cybersecurity, infrastructure, and IT operations teams to ensure secure, reliable services.

Skills

Cisco networking

Network troubleshooting

Education

Bachelor's degree with 5+ years or Master’s with 2+ years or 10+ years in lieu

Tools

Cisco IOS

Cisco IOS XE

Cisco Nexus

Cisco Catalyst Center

Cisco DNA Center

ISE

Tenable

Splunk

ServiceNow

SNMP

Syslog

F5 BIG-IP

LTM

GTM

Infoblox

DDI

Job description

Zachary Piper Solutions seeks an experienced Network Engineer to join a leading engineering and consulting firm in Amarillo, TX. This onsite role requires an active TS/SCI or DOE Q clearance and focuses on maintaining a secure, highly available enterprise network infrastructure.

Responsibilities include designing and troubleshooting Cisco networks, managing DNS/DHCP/IPAM, supporting ISE and DNA Center, and using Tenable/Splunk for vulnerability management.