Senior Network Engineer

Date Posted:
2026-11-03
Country:
United States of America
Location:
US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17
Position Role Type:
Onsite
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type:
DoD Clearance: Secret
Security Clearance Status:
Active and existing security clearance required after day 1

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. Join us and help shape the future of aerospace and defense.

The following position is to join our RTX Corporate, Classified Digital Services (CDS) organization.

As a Senior Network Engineer, you will provide advanced engineering expertise to support secure, reliable, and high-performing network infrastructure for classified operations. You will lead complex troubleshooting efforts, strengthen network security, ensure compliance, and provide technical guidance to junior engineers.

What You Will Do

• Implement, secure, and maintain enterprise network infrastructure, including routing, switching, firewalls, segmentation, and classified communication technologies.
• Lead complex network troubleshooting, root-cause analysis, and long-term remediation efforts.
• Develop and maintain secure networking standards, configuration baselines, and operational procedures.
• Oversee core network services, including DNS, DHCP, IP management, VPNs, VLANs, and traffic optimization.
• Lead network upgrades, patching, capacity planning, and security hardening.
• Maintain accurate network documentation, configurations, and environment inventories.
• Collaborate with cybersecurity, systems administration, and classified-program teams to ensure secure, highly available environments.
• Mentor junior engineers and drive improvements in network performance, resilience, and security.

Qualifications You Must Have

• Typically requires a University Degree or equivalent experience and a minimum of 8 years of prior relevant experience, or an Advanced Degree in a related field and a minimum of 5 years of experience.
• Active Secret Clearance or eligibility to obtain one.
• Advanced knowledge of networking protocols and technologies, including routing, switching, firewalls, QoS, BGP, and OSPF.
• Extensive hands-on experience with enterprise networking platforms such as Cisco and Palo Alto.

Qualifications We Prefer

• Active TS/SCI clearance with CI Polygraph, or eligibility to obtain the required clearance.
• Certifications Strong understanding of secure network operations, segmentation, access controls, firewall policies, and threat mitigation.
• Strong communication, documentation, analytical, and problem-solving skills.such as CCNP, CISSP, Security+, or other advanced networking and security credentials.
• Experience with scripting and automation tools such as Python, PowerShell, or Ansible.
• Familiarity with classified computing environments, compliance frameworks, and accreditation processes.
• Experience with cloud or hybrid networking technologies, including Azure or AWS.

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

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 118,300 USD - 224,900 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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