Senior Tier III Network Operations Engineer

COMFORT SYSTEMS; Aurora (CO); On-site; USD 92,300 - 166,850; Full time

Job summary

COMFORT SYSTEMS is hiring a Sr. Tier III Operations and Maintenance Engineer to support various WAN and LAN networks. The successful candidate will focus on incident resolution, manage routing and firewall changes, and act as a subject-matter expert.

The candidate will be responsible for ongoing operations and maintenance, ensuring functionality across complex systems while collaborating with other teams. Attention to detail and strong technical acumen are essential.

Qualifications

• Must have a TS SCI with a Poly.
• Must comply with DoD 8570 Information Assurance Technical (IAT) Level 2.
• Demonstrated ability to read and understand technical diagrams.

Responsibilities

• Support operations and maintenance activities for WAN and LAN.
• Monitor system performance and provide incident resolution.
• Configure hardware and software for network management.

Skills

Incident resolution

Routing changes

Firewall changes

WAN technologies

LAN technologies

Boundary protection technologies

Network performance monitoring

Troubleshooting

Education

16 years of experience in a relevant field

Tools

Palo Alto

Cisco ASA

ServiceNow

MS Office (Word, Excel, PowerPoint, Visio)

Job description

COMFORT SYSTEMS is hiring a Sr. Tier III Operations and Maintenance Engineer to support various WAN and LAN networks. The successful candidate will focus on incident resolution, manage routing and firewall changes, and act as a subject-matter expert.

The candidate will be responsible for ongoing operations and maintenance, ensuring functionality across complex systems while collaborating with other teams. Attention to detail and strong technical acumen are essential.