Junior Network Engineer — Onsite, Secret Clearance

RTX Corporate; Richardson (TX); On-site; USD 96,000 - 182,000; Full time

Job summary

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.

Responsibilities

• 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.

Skills

TCP/IP

Routing & Switching

Cisco & Palo Alto

Security Frameworks

Scripting (Python/PowerShell)

Network Troubleshooting

Education

University Degree

Advanced Degree

Tools

Cisco

Palo Alto

Job description

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.