Senior Systems Administrator

Job#: 3046773 Job Description: Senior Systems Administrator Location: Wright Patterson AFB/Beavercreek, Ohio (Onsite) Clearance : Must Have an Active TS/SCI 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. Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide. Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered. UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems. #J-18808-Ljbffr Apex Systems