Platform Software Engineer II – Linux (Onsite, Secret)

RTX (Raytheon); McKinney (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

RTX in McKinney, TX is hiring a Platform Software Engineer II for the Advanced EO/IR Systems (AES) team. This onsite role requires U.S. citizenship and the ability to obtain a DoD Secret clearance after day 1.

You will troubleshoot, design, implement, test and support system integrations for mission-critical surveillance solutions while collaborating with cybersecurity, software, and systems teams to meet performance and security requirements.

Qualifications

• STEM degree with 2+ years of engineering experience; advanced degree may substitute.
• CompTIA Security+ certification required.
• Experience with Red Hat Enterprise Linux (7.x/8.x) installation and maintenance.
• System administration tasks: patching, RPM packaging, performance tuning, networking, LDAP, and security.
• Scripting in Bash and Python; IaC and containerization with Docker, Kubernetes, Ansible.

Responsibilities

• Troubleshoot, maintain, and optimize AES infrastructure operations.
• Analyze requirements for computer, server, network and telecom systems.
• Design and support integration for mission‑critical surveillance systems.
• Collaborate with cybersecurity teams to meet security controls.
• Work with software and systems engineers to ensure deployment compliance.

Skills

CompTIA Security+

Bash

Python

Linux

CI/CD

Education

STEM degree

Tools

Git

Jira

Artifactory

Bitbucket

CI/CD (Jenkins or GitLab)

Terraform

Docker

Kubernetes

Ansible

Job description

RTX in McKinney, TX is hiring a Platform Software Engineer II for the Advanced EO/IR Systems (AES) team. This onsite role requires U.S. citizenship and the ability to obtain a DoD Secret clearance after day 1.

You will troubleshoot, design, implement, test and support system integrations for mission-critical surveillance solutions while collaborating with cybersecurity, software, and systems teams to meet performance and security requirements.