Principal Network Engineer (Sr. Manager), Onsite, McKinney TX

Date Posted:

2026-06-16

Country:

United States of America

Location:

US-TX-MCKINNEY-513WC ~ 2501 W University Dr ~ WING C BLDG

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:

Top Secret - Current

Security Clearance Status:

Active and existing security clearance required on day 1

Principal Network Engineer

Senior Manager, Information Workplace Services (P5)

Raytheon Digital Technology - Classified Information Services

McKinney TX, Onsite

Current US Top Secret Clearance Required

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. 

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

The Classified Infrastructure Services department provides the expertise in Data Center Management, Network Operations, and High Performance Computing that our programs and Engineering teams rely upon and use daily fulfill their missions. As a Principal Network Engineer (P5), you will be the senior Individual Contributor and Technical Lead for the regional Network Operations team, helping to lead the McKinney team, and implementing Network Operations strategies.

This role is on-site in McKinney, TX and may require commuting to other Raytheon facilities in North Texas. Occasional domestic travel may be required.

What You Will Do:

• Oversee and manage major projects
• Review all technical designs and network changes
• Participate in planning efforts for budgets and operational guidelines
• Develop new SOP and practices for the team
• Provide management with presentations and status on major project efforts
• Implement new technology innovations
• Help train and mentor junior team members
• Collaborate with Network Architecture, Cybersecurity, and Programs

Qualifications You Must Have:

• 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
• Experience as network engineer for classified, enterprise-class Cisco-based Local and Wide Area Networks (LAN/WAN) with in-depth Layer 2 and Layer 3 experience
• Experience with boundary protection technologies (preferably Palo Alto)
• Experience deploying and operating a variety of Cisco-based technologies:
• Certification meeting 8570 IAT Level III (i.e. Security +)
• Active and transferable U.S. Government issued Top Secret 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 Prefer:

• 8140 Advanced for Network Operations Specialist (e.g. CCNP Security, CISSP, or CASP+). Professional- or Expert-level Cisco certification (e.g. CCNP or CCIE)
• Software Defined Networking (SD-WAN (preferred), Catalyst Center/SD-Access, and Application Centric Infrastructure (ACI))
• Cisco Identity Services Engine (ISE) for 802.1x and AAA
• Cisco Unified Communications Manager and/or Cisco Meeting Server
• Working knowledge of critical infrastructure systems such as Microsoft Active Directory Services (AD, DNS, CS, etc.), Linux configuration and operation, ESXi, and NAS/SAN
• Experience installing and operating SNMP-based network management tools (e.g. SolarWinds)
• Experience briefing senior leaders on projects
• Certified RTX CORE Professional or equivalent Quality certification.

What we offer:

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• Relocation - this role is relocation eligible if the applicant meets company policy criteria.

Learn More & Apply Now!

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

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.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 132,400 USD - 251,600 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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