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Senior Platform Software Engineer – Linux (Onsite)

RaytheonPlano, TXL6 LeadSeptember 22nd, 2026
Overview In this role you will help design, develop, and validate platform software for AES product capabilities in McKinney, TX. You will work with cross-disciplinary teams to ensure secure, scalable infrastructure and deployment of mission-critical surveillance systems. You’ll troubleshoot and optimize operations while collaborating with cybersecurity and engineering teams to meet security and performance standards. This is a hands-on, onsite role with a focus on rapid delivery and mission impact for national defense systems. Compensation / Benefitsmedical, dental, vision401(k) matchflexible spending accountspaid time offparental leaveEmployee Scholar Program ResponsibilitiesTroubleshoot, maintain, and optimize AES infrastructure and product solutionsAnalyze requirements for computer, server, network, and telecom systems to support specialized technology needsDesign, implement, test, document, and support system integration for mission-critical surveillance and targeting systemsCollaborate with cybersecurity teams to ensure security controls are metCoordinate with software, systems, and implementation teams to ensure performance and deployment compliance Key requirementsSTEM degree and minimum of 5 years engineering experienceCompTIA Security+ certificationExperience with Red Hat Enterprise Linux (7.x/8.x) including installation, patching, RPM packaging, performance tuning, LDAP, and securityScripting in Bash and PythonLinux virtualization (KVM) and networking, VLANs, bridging, and NICsExperience with Git, Artifactory, Bitbucket, Jira, and CI/CD tools (Jenkins or GitLab)Infra as Code and containerization (Ansible, Terraform, Docker, Kubernetes, Kickstart, Chef)Security hardening per STIG requirementsWindows system administration experienceActive DoD Secret clearance (preferred)Relocation willingness for onsite work in McKinney, TXExcellent interpersonal and communication skillsStrong troubleshooting mindsetAbility to learn quickly and adapt to new technologiesLinux administration and hardening (RHEL)Scripting (Bash, Python)Linux virtualization and networking