Senior Principal Network Engineer - Onsite, Secret

RTX; Tucson (AZ); On-site; USD 132,000 - 252,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

RTX in Tucson, AZ seeks a Network Operations Principal Networking Engineer (P5) to serve as SME and senior technical advisor for classified infrastructure services. You will lead complex escalations, drive network innovation, mentor engineers, and coordinate with cross-functional partners to ensure secure, reliable, and scalable solutions in onsite operations.

This role requires an active Secret clearance, 10+ years of experience, Cisco LAN/WAN expertise, and leadership in large programs.

Qualifications

• Typically requires a University Degree or equivalent experience and minimum 10 years prior relevant experience, or An Advanced Degree in a related field and minimum 7 years.
• Experience with Cisco LAN/WAN, Layer 2/3, and enterprise networks.
• Certification meeting 8570 IAT Level III or 8140 Advanced; CCNP/CISSP/CASP+ preferred.
• Active and transferable U.S. Government-issued Secret clearance; U.S. citizenship required for clearance.
• Experience with SD-WAN, Cisco ISE, and Cisco UC Manager is a plus.

Responsibilities

• Serve as the senior technical advisor for escalations and drive network innovations across programs.
• Oversee major projects in classified environments, ensuring designs are reviewed and properly executed.
• Mentor engineers and provide leadership in SOPs, processes, and best practices.

Skills

Security clearance

Network engineering

Leadership

Documentation

Education

University degree or equivalent

Tools

Cisco networking

SNMP tools

Job description

RTX in Tucson, AZ seeks a Network Operations Principal Networking Engineer (P5) to serve as SME and senior technical advisor for classified infrastructure services. You will lead complex escalations, drive network innovation, mentor engineers, and coordinate with cross-functional partners to ensure secure, reliable, and scalable solutions in onsite operations.

This role requires an active Secret clearance, 10+ years of experience, Cisco LAN/WAN expertise, and leadership in large programs.