Junior Network Engineer

RTX Corporate; Richardson (TX); Sur place; USD 96 000 - 182 000; Plein temps

Résumé du poste

RTX Corporate in Richardson, TX, is seeking a Junior Network Engineer to support the implementation, maintenance, and security of network infrastructure in classified environments. Collaborate with senior engineers to troubleshoot issues and maintain secure services for mission-critical systems.

You will configure routers, switches, and firewalls, ensure regulatory compliance, and help with upgrades and documentation. A DoD Secret clearance is required for this onsite role.

Qualifications

• University Degree or equivalent experience with 5+ years in networking.
• Active Secret Clearance or eligibility to obtain one.
• Experience with TCP/IP, routing, switching, OSI model.
• Experience with Cisco and Palo Alto equipment.
• Knowledge of NIST, RMF, DISA STIGs.
• Certifications like CCNA or Security+ are preferred.

Responsabilités

• Assist with configuring, monitoring, and maintaining routers, switches, firewalls, and secure communication systems.
• Troubleshoot network connectivity and performance issues.
• Support network security controls and ensure compliance with CDS standards and regulatory requirements.
• Maintain network diagrams, device configurations, documentation, and SOPs.
• Assist with infrastructure upgrades, patching, and configuration changes.

Connaissances

TCP/IP

Routing & Switching

Cisco & Palo Alto

Security Frameworks

Scripting (Python/PowerShell)

Network Troubleshooting

Formation

University Degree

Advanced Degree

Outils

Cisco

Palo Alto

Description du poste

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 Do

• Assist 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 Have

• Typically 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 Prefer

• Active 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.

Work Location Onsite
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 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