Senior Network Engineer

RTX•Richardson, TX

6d•$118,300 - $224,900•Onsite

About The Position

The Senior Network Engineer will provide advanced engineering expertise to support secure, reliable, and high-performing network infrastructure for classified operations within RTX Corporate’s Classified Digital Services organization. The role leads complex troubleshooting, strengthens network security, ensures compliance, and provides technical guidance to junior engineers. The position is onsite in Richardson, Texas. It requires U.S. citizenship and an active Secret clearance after the first day, or eligibility to obtain the required clearance. The salary range is $118,300–$224,900. Hired applicants may be eligible for benefits and annual short- or long-term incentive compensation, subject to position and business-unit eligibility.

Requirements

A university degree or equivalent experience and at least 8 years of relevant experience, or an advanced degree in a related field and at least 5 years of experience.
Active Secret clearance or eligibility to obtain one; the posting also states an active and existing clearance is required after day 1.
U.S. citizenship, as only U.S. citizens are eligible for a security clearance.
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.

Nice To Haves

Active TS/SCI clearance with CI Polygraph, or eligibility to obtain the required clearance.
Strong understanding of secure network operations, segmentation, access controls, firewall policies, and threat mitigation.
Certifications 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.
Strong communication, documentation, analytical, and problem-solving skills.

Responsibilities

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.