Platform Engineer

MANTECH seeks a motivated, career and customer-oriented Platform Engineer to join our team. The Platform Engineer will leverage their strong technical background and knowledge to develop and maintain the production environment, ensuring a modern and secure foundation upon which all product teams can deploy containerized applications. Responsibilities Develop, configure, and maintain production container orchestration environments including Kubernetes, OpenShift, and VMWare PKS Essentials Ensure a modern, secure, and highly available infrastructure foundation for product teams to deploy containerized applications Collaborate closely with co-located team members and product developers to troubleshoot infrastructure and deployment issues Monitor platform performance, implement scaling strategies, and ensure system reliability and uptime Automate infrastructure provisioning and configuration management to streamline platform operations Managing the software build process and ensuring a seamless connection to the enterprise CI/CD pipelines. Maintaining system baselines and configuration management items for the production infrastructure. Working with all stakeholders to ensure complete and functioning systems that meet all platform requirements. Minimum Qualifications High School Diploma/GED with 7+ years of progressively responsible experience in Information Systems Security or Platform Engineering. Experienced in providing DevSecOps implementation using Jenkins, GitLab, or similar industry-standard tools. Hands‑on experience managing and maintaining containerized environments such as Kubernetes, OpenShift, or VMWare PKS Experience with Linux systems administration and troubleshooting in enterprise environments Proficiency in scripting languages such as Python or Bash for automation and system management Experience with CI/CD pipelines and infrastructure‑as‑code tools such as Terraform or Ansible Working knowledge of Source Version Control and Build/Release tools and methodologies. Preferred Qualifications Certified Information Systems Security Professional (CISSP certification). Experience with cyber risk and compliance automation tools. Advanced certifications in Kubernetes such as Certified Kubernetes Administrator (CKA) or cloud platforms Experience implementing security best practices and compliance controls within containerized environments Strong background in networking concepts, service meshes, and ingress controllers Experience working in highly secure, co‑located government or defense environments Clearance Requirements An active Secret clearance is required. Physical Requirements Must be able to remain in a stationary position 50%. Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations. MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation. #J-18808-Ljbffr