Full-Time

Senior OpenShift System Administrator

Deadline 8/27/27
Beyond New Horizons

Beyond New Horizons

Compensation Overview

$81k - $140k/yr

No H1B Sponsorship

Tullahoma, TN, USA

In Person

On-site at Arnold AFB, TN; no remote work.

US Citizenship, US Top Secret Clearance Required

Category
DevOps & Infrastructure (1)
Required Skills
OpenShift
Computer Networking
Red Hat
Vulnerability Analysis
Jenkins
Ansible
DevOps
Linux/Unix
Helm
Requirements
  • Bachelor’s degree in IT-related field plus 5 to 10 years of progressively relevant experience, or an equivalent combination of education and experience
  • Prior experience with OpenShift administration
  • Must currently possess or commit to obtaining any requisite certifications required for assuming administrative role in accordance with DoD 8140 within 6 months of hiring date
  • Must be able to obtain and maintain a security clearance and access to the AEDC local area network
  • Current US Citizenship required
Responsibilities
  • Serve as a System Administrator for Linux-based servers, workstations, and services, with an emphasis on OpenShift container platform administration and management. Responsibilities include: Installation, configuration, and maintenance of Red Hat OpenShift clusters, including networking, storage, and security configurations.
  • Deploying, scaling, and managing containerized applications within the OpenShift environment
  • Monitoring OpenShift cluster health, performance, and resource utilization, and implementing proactive measures to optimize performance
  • Troubleshooting and resolving issues related to OpenShift deployments and infrastructure
  • Developing and maintaining OpenShift deployment pipelines and automation using tools like Ansible, Jenkins, Helm, or GitOps
  • System security configuration, hardening, patching, and monitoring, including implementing Security Technical Implementation Guides (STIGs) and other DoD security policies
  • Provide secondary administration support for Linux based systems and other peripheral IT equipment as assigned to include: Server, workstation and storage system operations, upgrades and enhancements to meet current and future end-user and facility requirements
  • Commercial and government owned software installation, maintenance, and user support
  • System backup hardware, applications and processes
  • Support, maintenance, repair, and installation of workstations and servers, peripheral equipment, and software applications
  • Coordinating with IT Technicians for installation and corrective actions to network devices and cabling
  • Implement and manage vulnerability patches to ensure system security
  • Work with the Information Systems Security Manager (ISSM) to ensure compliance with Cybersecurity regulations and best practices
  • Ensure Cybersecurity requirements are consistently documented, maintained, evaluated and compliant for Government IT system networks including components of systems
  • Provide end user troubleshooting support for Government IT system networks through the ticket support system
  • Support the use of common work processes and procedures within assigned function across the TOS contract
  • Take an active role in research of new Information Systems technologies and capabilities
  • Periodically evaluate process and program effectiveness and take action to maintain continuous improvement
  • Provide support to AEDC Customer and other contractors
  • Availability outside of working hours to remediate critical issues with IT Infrastructure as required
  • Other duties as assigned by supervisor
Desired Qualifications
  • CompTIA Security+ Certification
  • Red Hat Certified System Administrator (RHCSA) and or Red Hat Certified Engineer (RHCE)
  • Red Hat Certified Specialist in OpenShift Administration
  • Experience with Kubernetes concepts, container networking, etc.
  • Experience with installation, configuration and troubleshooting the following: Unix/Linux/Windows workstation and server OS environments, hardware, software, mass storage, HPC, patching, ACAS, VLANs, VMWare, NetApp ONTAP, Active Directory, Veeam, and SolarWinds NPM
  • Proficiency in scripting and automation tools (e.g., Bash, PowerShell, Python, Ansible)
  • Configuration and Application of security policies and templates for system hardening
  • Configuration, Monitoring, and Tuning of server applications and performance
  • Storage Management and Services, including RAID, LVM, NFS
  • Experience with NISPOM and/or DoD/RMF
  • Experience with network services such as DNS, DHCP, LDAP, NIS, Apache, Tomcat
  • Skilled at building and maintaining personnel and customer relationships
  • Effective communication and interpersonal skills
  • Strong analytical and problem-solving abilities
  • Ability to work both independently and collaboratively within a team
  • Skilled in oral and written communication
  • Ability to effectively manage multiple priorities

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