Junior Network Engineer

Employer description

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 Junior Network Engineer, you will support the implementation, maintenance, and security of network infrastructure within classified environments. Working alongside senior engineers, you will help troubleshoot network issues, maintain secure network services, support compliance activities, and contribute to infrastructure projects that protect mission-critical systems.

What You Will DoAssist with configuring, monitoring, and maintaining routers, switches, firewalls, and secure communication systems.Troubleshoot network connectivity and performance issues, escalating complex incidents as needed.Support network security controls and ensure compliance with CDS standards and regulatory requirements.Maintain network services, including DNS, DHCP, IP address management, VLANs, and network segmentation.Assist with infrastructure upgrades, patching, and configuration changes.Maintain network diagrams, device configurations, technical documentation, and standard operating procedures.Support compliance reviews, audits, and network configuration assessments.Provide network support to CDS users and collaborate with senior engineers on classified network projects and modernization initiatives.
Qualifications You Must HaveTypically requires a University Degree or equivalent experience and a minimum of 5 years of prior relevant experience, or an Advanced Degree in a related field and a minimum of 3 years of experience.Active Secret Clearance or eligibility to obtain one.Experience with networking principles, including TCP/IP, routing, switching, and the OSI model.Experience with enterprise networking equipment such as Cisco and Palo Alto.Experience with cybersecurity frameworks and compliance standards, such as NIST, RMF, and DISA STIGs.
Qualifications We PreferActive TS/SCI clearance with CI Polygraph.Strong troubleshooting, analytical, documentation, and problem-solving skills.Effective communication and ability to collaborate with technical and non-technical stakeholders across classified-services teams.Certifications such as CCNA, Security+, or other networking and security credentials.Exposure to scripting or automation tools such as Python or PowerShell.
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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 95,500 USD - 181,700 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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