Ubuntu Linux Jobs in Texas (NOW HIRING)

San Antonio, TX · Information Technology · Apply Now

AMS Technologies is seeking a Mid/Senior Software Developer with strong DevSecOps and platform engineering experience to support the development, deployment, and sustainment of complex cyber software systems within a Department of Defense environment. This role is focused on Kubernetes-based platforms, secure software delivery, infrastructure automation, and the reliable operation of mission‑critical cyber capabilities.

The ideal candidate brings a strong foundation in Linux administration, containerized environments, and secure development practices, along with the ability to work effectively across engineering, operations, and cybersecurity teams.

• Design, deploy, and maintain Ubuntu Linux environments, including repository synchronization servers across physical, virtual, and containerized systems.
• Architect, build, and manage Kubernetes clusters and virtual machine infrastructure in support of scalable and resilient applications.
• Develop and integrate identity and access management capabilities across multiple systems and applications, including authentication and authorization services.
• Support DevSecOps pipelines and automation for software build, test, integration, and deployment activities.
• Apply DoD security requirements, including patching, STIG implementation, configuration hardening, and vulnerability remediation using tools such as ACAS and Nessus.
• Collaborate with cross-functional teams to support multiple concurrent software releases and maintain system reliability, performance, and security.
• Troubleshoot platform, application, and infrastructure issues and implement effective corrective actions.
• Contribute to system architecture decisions and provide technical guidance or mentorship to junior engineers as needed.
• Develop and maintain technical documentation, implementation procedures, and operational support materials.

• Active Secret clearance with the ability to obtain TS/SCI.
• Intermediate DoD 8140 work role alignment for Software Developer (621).
• CSSLP, GSEC, or similar certification, or the ability to obtain within 6 months of start date.
• Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or related technical field with 5 to 8+ years of relevant experience, or Master’s degree with 3 to 6 years of relevant experience.
• Strong hands‑on experience with Linux system administration, preferably Ubuntu.
• Experience with Kubernetes, containerization, and virtualized environments in production or mission‑focused settings.
• Experience working in DevSecOps and Agile/Scrum environments.
• Experience using Jira and Confluence for software lifecycle management and team collaboration.
• Familiarity with Air Force software platforms, including Platform One and Iron Bank.
• Experience applying DoD scan results and remediating vulnerabilities, including ACAS, Nessus, and STIG compliance.
• Strong written and verbal communication skills and the ability to work effectively in a collaborative technical environment.

• Experience designing or supporting identity and access management solutions such as Keycloak, SAML, OAuth, or CAC integration.
• Familiarity with air‑gapped or disconnected environments and repository mirroring strategies.
• Experience supporting Air Force Defensive Cyber Systems, Air Force Cyber Defense, or similar mission environments.
• Experience with infrastructure‑as‑code, scripting, and automation tools.
• Prior experience leading technical efforts, coordinating across engineering teams, or mentoring junior personnel.

• All work must be performed onsite at Port San Antonio, Texas.
• Standard business hours with the ability to support mission priorities, release activities, and occasional off‑hours maintenance as needed.
• Fast‑paced DoD program environment supporting critical cyber and platform engineering efforts.

• Competitive salary and comprehensive benefits package.
• Paid time off and company holidays.
• Opportunity to support meaningful national security missions in a collaborative and mission‑driven environment.

AMS Technologies is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex, national origin, disability, or veteran status. Reasonable accommodation is available upon request.