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Linux Administrator with Security Clearance

TEKsystems c/o Allegis GroupDayton, OH🇺🇸United StatesPosted Oct 12, 2026

Why This Role Stands Out

Leverage your extensive Linux administration and security expertise in this hybrid role, where you'll have the opportunity to grow your skills with cutting-edge technologies and make a significant impact within a reputable organization. This position is ideal for a proactive, security-minded professional with a TS/SCI clearance who thrives on complex problem-solving and automation. Apply today to join a dynamic team and advance your career in a challenging and rewarding environment.

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
Dayton, OH, United States
Posted
Yesterday

Job Description

Qualifications

  • 7+ years of experience in Linux Administration
  • Experience with automation tools such as Ansible • Experience with STIG hardening, SELinux or FApolicyd, and managing secrets and certificates
  • Knowledge of IT networking and security concepts
  • Ability to use troubleshooting tools such as netstat, tcpdump, traceroute, and ping to isolate network problems
  • Ability to translate complex technical requirements into solutions for clients and engineers
  • TS/SCI clearance
  • HS diploma or GED
  • DoD 8570 IAT Level II Certification
Nice to Have Skills
  • Experience deploying and managing production Kubernetes clusters such as OpenShift, EKS, or RKE
  • Experience with Helm charts 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, and namespace
  • Ability to conduct performance tuning, kernel patching, and debugging
  • Ability to optimize Linux kernels for container workloads such as tweaking sysctl for K8s
  • Bachelor’s degree in Computer Science, Engineering, or a STEM field • Red Hat Certified Engineer (RHCE) or Linux Foundation Certified Engineer (LFCE) Certification

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