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Principal Network Engineer; TS​/SCI Clearance Required

Job in Richardson, Dallas County, Texas, 75080, USA
Listing for: Pratt & Whitney
Full Time position
Listed on 2026-02-16
Job specializations:
  • Engineering
    Cybersecurity, Systems Engineer
  • IT/Tech
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Principal Network Engineer (TS/SCI Clearance Required)

Date Posted:

Country:
United States of America

Location:

US-TX-RICHARDSON-C37 ~ 1737 Cityline Dr ~ CITYLINE C37

Position Role Type:
Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:
Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Security Clearance Type:
DoD Clearance: TS/SCI

Security Clearance Status:
Active and existing security clearance required on day 1

RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Its 185,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity.

The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, VA.

The following position is to join our RTX Enterprise Services team:

Role Overview

The products and services RTX provide to the United States Government are critical to our nation’s security. It is imperative that our programs can securely collaborate to provide services, develop new capabilities, and improve existing capabilities. We are looking for a network engineer who can support this vital mission.

The RTX Classified Network Services team is an enterprise-level team that provides secure, robust, and collaborative networks to our programs in Raytheon, Collins Aerospace, and Pratt & Whitney. Our multiple nationwide networks offer secure data, voice, and video connecting RTX users with each other and government customers.

The ideal candidate will have significant experience in LAN/WAN routing and switching, and firewall administration in a classified operating environment.

• This position will be onsite in Richardson, TX. All candidates must have active Top Secret/SCI security clearance with Counterintelligence Polygraph in order to be considered. Relocation support is available according to our company policy requirements.

What You Will Do
  • Maintain, and upgrade (software/firmware/hardware) LAN/WAN components including routers, switches, firewalls.
  • Monitor, analyze, troubleshoot, and optimize network system performance, proactively identifying and quickly resolving service impacting issues.
  • Drive and/or participate in projects in support of installation and/or improvement to voice, video, and network infrastructure.
  • Produce, update and generally improve technical documentation to support security requirements and operational support of systems.
  • Review systems vulnerability assessments to ensure compliance with recognized industry standards and best practices.
  • May require infrequent on-call and on-site support of networks after normal business hours including weekends.
  • May require infrequent travel to other sites within the local region.
Qualifications You Must Have
  • Typically requires a University Degree or equivalent experience and a minimum 8 years of experience, or an Advanced Degree and a minimum 5 years experience.
  • At least 5 years of experience as a network engineer.
  • Cisco CCNP or demonstrated equivalent knowledge and experience.
  • Experience in Cisco LAN/WAN routing and switching technology to include OSPF, BGP, DMVPN, and IPSec tunneling.
  • Experience in administration of Cisco Firepower and Palo Alto security appliances.
  • The selected candidate must have a DoD 8570 – CSSP Infrastructure Support security certification (e.g. CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, CND) or be able to obtain one within 6 months of employment.
  • Familiarity with the rules and standards of operating a network in a SCIF environment.
  • Active and transferable U.S. government issued TS/SCI with CI Poly security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Qualifications We…
Position Requirements
5+ Years work experience
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