Principal Network Engineer (Onsite - Top Secret Clearance Required)

Date Posted:

2025-05-15

Country:

United States of America

Location:

AZ201: RMS AP Bldg 801 1151 East Hermans Road Building 801, Tucson, AZ, 85756 USA

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:

DoD Clearance: Top Secret

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, data center, and firewall administration in a classified operating environment.

This candidate will be a member of the RTX Classified Network Services team, with a primary work location of Tucson, AZ.  Relocation support may be available according to our company policy requirements.

Security Clearance: Candidate must possess an active Top Secret clearance on Day 1 and maintain throughout employment and be potentially clearable through Sensitive Compartmented Information (SCI) with counter-intelligence polygraph.

What You Will Do:

• Working with Cisco’s ACI fabric to design, implement and troubleshoot Cisco ACI-based networks.
• 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 large 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 United States.

Qualifications You Must Have:

• Bachelor’s degree and 8 years of experience or 15 years of experience in lieu of degree
• 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.
• Hands-on experience with Cisco Application Centric Infrastructure (ACI), Nexus switches, and NX-OS in enterprise-class environments
• Routing with static routes and dynamic routing protocols such as OSPF
• Switching technologies such as STP, VTP and VLANs
• Administration of Next Generation Firewalls such as Forcepoint NGFW
• Experience creating and maintaining accurate network diagrams and documentation using standard software such as Microsoft Visio
• Good understanding of Data Center concepts and architectures
• Working knowledge of Cisco Unified Computing System (UCS)
• Have a DoD 8570 – IAT Level III security certification (e.g CASP+ CE, CCNP Security, CISA, CISSP, GCED, GCIH, CCSP) or able to obtain one within 6 months of employment.

Qualifications We Prefer:

• Experience as a Network Administrator in classified environments highly desired.
• Experience configuring and troubleshooting:
• Type-1 HAIPE encryptors via GemOne
• VPN technologies and protocols such as IPSEC, GRE, L2TP, and DMVPN
• Cisco Meeting Server (CMS) and Cisco Unified Call Manager (CUCM)
• Cisco Identity Service Engine (ISE)
• RADIUS and TACACS+ authentication, authorization, and accounting
• 802.1x
• RSA SecurID
• Working knowledge of operating network vulnerability and compliance scanning software, such as ACAS or Tenable Nessus
• Working knowledge of SNMP-based network management tools (e.g. SolarWinds, PRTG)
• Experience with automating network tasks with Ansible and/or Python

What We Offer: Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.

Learn More & Apply Now!
Work Location: Onsite
Please consider the following role type definition as you apply for this role:

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products

The salary range for this role is 101,000 USD - 203,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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