Linux Platform Engineer

Active TS/SCI with Polygraph required. Please do not apply if you do not currently possess this level of clearance. Telework: None Basic Requirements Bachelor’s degree in a technical field. 8 years of applicable professional experience. Active TS/SCI with Polygraph clearance. Job Description Work across multiple hosting platforms supporting Linux VMs. This position allows you to learn about the product as well as dive deep into VM Management and DevOps. Essential Duties And Responsibilities Server Certificate life cycle, monitoring VM health status, update software on VMs (manually and through YUM repos), ensuring VMs satisfy latest security requirements. Monitoring and managing production Linux VMs – stand‑alone VMs and those integrated in a Kubernetes cluster – across multiple hosting platforms. Maintain Ansible playbooks to push changes to VMs and monitor the Kubernetes clusters through Rancher or Kubernetes commands to ensure cluster nodes and pods are healthy and running smoothly. Administer, secure, and maintain Linux virtual machines (RHEL 8/9) across multiple cloud platforms (OpenStack, VMware, AWS). Troubleshoot production Linux VMs and Kubernetes clusters, ensuring node and pod health through Rancher or Kubernetes. Support Apache NiFi deployments—performing configuration updates, monitoring dataflows, and resolving connectivity or resource‑related issues. Manage the full certificate lifecycle (server and PKI), ensuring systems meet current security and compliance standards (STIG/SSP). Perform software updates, patching, and system hardening through YUM and enterprise repositories. Work directly with development teams and end users to deliver operational support ranging from basic configuration changes to complex cluster builds. Analyze logs, troubleshoot performance issues, and identify root causes of VM, container, or application‑level problems. Required Experience Troubleshooting experience (VM & application logs & tracking down sources/causes of VM or application issues). Strong Linux skills (RHEL 8/9). Experience with Kubernetes, Docker, and Rancher for containerized workloads. Familiarity with Apache NiFi or similar data integration tools. Working knowledge of Ansible for automation and configuration management. Hands‑on experience managing VMs in OpenStack, VMware, or AWS. Ability to troubleshoot SSH, performance, and network‑related issues in Linux environments. Experience applying security hardening (STIG, STE/STN) and maintaining compliance documentation (SSP). Experience with network flow monitoring tools. Active Security + Certification. Monitoring and managing production Linux VMs. Desired Experience RedHat certification. Knowledge of Python. MongoDB, Kubernetes (Docker). Familiar with Riverbed Technology. Salary: $225,000 - $235,000 annually Excellent benefits package including 25 days PTO, 11 paid holidays, 100% employer‑paid healthcare for employees and dependents – available day 1, 8% 401(k) employer match – immediate vesting. Disclaimer: The salary range provided is an estimate based on current market conditions and may be adjusted based on factors such as experience, skills, and qualifications. The final salary offer will be determined after a thorough review of the candidate’s background and alignment with the role. Please note that this range is subject to change and should be considered as a guideline rather than a definitive figure. Shield Consulting Solutions is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law. This is a full‑time position. #J-18808-Ljbffr Shield Consulting Solutions, Inc.