Network Engineer (TS/SCI) – Multi-Vendor HPC LAN/WAN

TAP Engineering; Utah; On-site; USD 85,000 - 117,000; Full time

Benefits offered by this job

PTO 15–25 days + 11 holidays

401(k) with match

Free medical coverage

Dental & Vision plans

Life insurance & AD&D

FSAs

Tuition reimbursement

Wellness programs

Travel support

Job summary

TAP Engineering is seeking a Network Engineer to support high-performance computing environments spanning multi-vendor servers, HPC clusters, and specialized processing systems. You’ll install, configure, troubleshoot, and maintain network infrastructure for reliable and secure connectivity across mission-critical systems.

The role requires active TS/SCI with polygraph within 7 years, DoD 8570 IAT II certification, and experience with Cisco IOS/NX-OS.

Qualifications

• Active TS/SCI clearance with Full Scope Polygraph (poly within 7 years).
• DoD 8570 IAT II certification required.
• Experience with Cisco IOS, CatOS, and NX-OS networking platforms.
• Strong TCP/IP knowledge, Layer 2/Layer 3 routing/switching.
• Experience with Cisco routers/switches, firewalls, and network security technologies.
• Familiarity with Juniper, InfiniBand, Fibre Channel SAN, and VMware virtualization.
• Familiarity with network management and ticketing tools.
• Ability to work in a live-call, operational support environment.
• Willingness to participate in on-call support.

Responsibilities

• Install, configure, and troubleshoot routers, switches, load balancers, firewalls, and security devices.
• Support enterprise networks across Layer 2 and 3 environments.
• Configure routing, switching, TCP/IP, VPN, firewall, and access-control technologies.
• Support multi-vendor platforms: Cisco, Juniper, F5, etc.
• Work with InfiniBand and Fibre Channel SAN environments.
• Monitor performance and troubleshoot connectivity issues.
• Support network security via access controls and authentication technologies.
• Document configurations and incidents using ticketing tools.
• Participate in on-call rotation and respond to incidents.
• Collaborate with engineers and system admins to resolve complex issues.

Skills

TS/SCI clearance

IAT II certification

Live-call support

On-call readiness

Education

A related field degree

Tools

Cisco IOS

CatOS/NX-OS

VPN technologies

Firewall tech

Job description

TAP Engineering is seeking a Network Engineer to support high-performance computing environments spanning multi-vendor servers, HPC clusters, and specialized processing systems. You’ll install, configure, troubleshoot, and maintain network infrastructure for reliable and secure connectivity across mission-critical systems.

The role requires active TS/SCI with polygraph within 7 years, DoD 8570 IAT II certification, and experience with Cisco IOS/NX-OS.