Systems Engineer with Security Clearance

Senior Systems Administrator
Location: Wright Patterson AFB/Beavercreek, Ohio (Onsite) Role Overview
The ideal candidate for this role will possess a combination of interpersonal skills and system administrator expertise. This position involves improving technology for a mission-critical network, focusing on Linux systems, container orchestration like Kubernetes, and automation tools such as Ansible. The role requires bridging complex technical execution with client-facing communication, managing and optimizing infrastructure, and ensuring the architecture, security, and performance of systems and containerized environments.

Key Responsibilities
Manage and optimize infrastructure, focusing on the architecture, security, and performance of systems and containerized environments. Provide customers insight into their network through monitoring and performance management. Identify problem areas and opportunities for improvement in a mission-critical network. Translate complex technical requirements into solutions for clients and engineers. Share expertise through leadership and mentoring to help the team work through challenges and develop new methodologies.

Identify new opportunities to modernize the network to help clients achieve their goals. Required Qualifications
7+ years of experience in Linux Administration. Experience with automation tools such as Ansible or Terraform. Experience with containers such as Docker, Kubernetes, or Podman. Experience with SELinux and FApolicyd, STIG hardening, Identity Management (IdM/LDAP), and managing secrets and certificates. Knowledge of IT networking and security concepts. Bachelor’s degree in Computer Science, Engineering, or a STEM field. DoD 8570 IAT Level II Certification.

Preferred Qualifications
Experience in administration of RHEL. Experience deploying and managing production Kubernetes clusters such as OpenShift, EKS, or RKE. Experience with Helm charts, Kustomize, and managing persistent container storage interface (CSI) and container networking interface (CNI). Experience integrating IaC and Ansible into pipelines such as GitLab CI, Jenkins, or GitHub Actions. Knowledge of IP tables and NFTables, DNS, load balancing, HAProxy, Nginx, and namespace.

Ability to use troubleshooting tools such as ss, netstat, tcpdump, traceroute, and ping to isolate network problems. Ability to conduct performance tuning, kernel patching, and debugging as well as optimizing Linux kernels for container workloads such as tweaking sysctl for K8s. Master’s degree in Computer Science, Engineering, or a STEM field. Red Hat Certified Engineer (RHCE) or Linux Foundation Certified Engineer (LFCE) Certification.