Senior OpenShift / Linux Administrator

Senior OpenShift / Linux Administrator Konark Software Murfreesboro, TN Job Details Full-time $85,000 - $145,000 a year 1 day ago Benefits Paid holidays Disability insurance Health insurance Dental insurance Paid time off Vision insurance Life insurance Retirement plan Qualifications Linux support Load balancers Ansible Software deployment System performance optimization System design Configuration management Operating system updates Scalable systems Bash System maintenance System design for system development Patch management Systems engineering Red Hat OpenShift Scalability IP networking System deployment Windows support Network routing Windows Server administration Distributed computing DevOps automation System tuning Server management automation Implementing IT solutions Linux administration Python PowerShell Cross-functional communication Full Job Description Sr OpenShift / Linux Administrator Company Konark Software provides technology consulting services to government and commercial entities. We strive to provide innovative solutions that help our customers address their business requirements. We strive to provide a high degree of customer satisfaction in delivering information technology solutions. Eligible full-time employees receive several benefits including Health, Dental, & Vision Insurance, Retirement Plan, Paid Time Off (PTO), Paid Holidays, Life Insurance, Short Term and Long-Term Disability etc. Job Summary We are seeking a highly experienced and motivated Senior Systems Administrator to join our dynamic team. The ideal candidate will be a subject matter expert in Red Hat OpenShift, with a proven track record of designing, implementing, and managing large-scale private cloud environments. This role requires extensive experience with all OpenShift modules, strong networking and security skills, and hands-on experience managing virtual machines. The Senior Systems Administrator will play a critical role in cloud strategy, driving innovation and ensuring the reliability, scalability, and security of the infrastructure. Key Responsibilities Architect, configure, secure, and sustain enterprise virtualization platforms in accordance with DoD, DISA, and agency‑specific technical standards, including full lifecycle management of VMware vSphere/ESXi/vCenter and OpenShift/Kubernetes environments. Administer, harden, and maintain the OpenShift Container Platform, including cluster operations, node lifecycle management, operator governance, and compliance with STIGs and RMF control requirements Implement, validate, and continuously monitor security controls across virtualized and containerized infrastructure to ensure adherence to

NIST 800

‑53, RMF, DISA STIG, and organizational cybersecurity policies. Develop and maintain automation for provisioning, configuration management, and operational workflows using Ansible , Podman , PowerCLI , Bash , and related tooling. Interface with cloud engineering, networking, DevOps, and security teams to ensure seamless integration of enterprise workloads across hybrid infrastructure. Perform continuous monitoring of compute, storage, and virtualization layers, analyzing performance metrics and capacity trends to preempt system degradation. Support deployment, integration, and sustainment of applications and services within virtualized and containerized environments, ensuring alignment with CI/CD pipelines and DoD DevSecOps reference architectures. Execute advanced troubleshooting, incident response, and performance tuning across hypervisors, clusters, and container platforms. Conduct post‑incident root cause analysis to identify systemic issues, optimize platform reliability, and drive architectural improvements. Apply and maintain system hardening templates, security baselines, and configuration policies across Linux and virtualization hosts. Manage enterprise storage systems and services, including RAID, LVM, NFS, and associated provisioning workflows, ensuring data integrity, availability, and compliance with federal data‑handling requirements Required Skills and Experience Possess 5-7 years of progressively responsible experience in cloud engineering or related IT infrastructure roles, supporting private cloud and on‑premises environments within enterprise or mission‑critical settings. Demonstrated experience applying DevOps methodologies, including: Containerization using Docker Orchestration using Kubernetes and OpenShift Enterprise Linux administration (RHEL) Applied expert‑level knowledge of containerization and orchestration technologies to deploy, manage, secure, and troubleshoot containerized workloads. Extensive hands‑on experience administering Red Hat OpenShift , including cluster architecture, control plane components, operators, and workload lifecycle management. Experience planning, coordinating, and executing workload migrations into OpenShift environments. Proficient in developing automation and scripting solutions using Bash, PowerShell, Python, and Ansible to support configuration management, provisioning, and operational tasks. Knowledgeable in container technologies and Kubernetes‑based ecosystems, with the ability to implement secure, scalable, and compliant deployments. Experienced in administering Linux (RHEL) and Windows Server systems, including configuration, patching, performance tuning, and security hardening. Possess strong understanding of networking principles, including routing, switching, DNS, load balancing, and network security fundamentals. Demonstrated ability to communicate technical information effectively and collaborate with cross‑functional teams, stakeholders, and mission partners. Knowledgeable in the design, operation, and troubleshooting of large‑scale distributed systems .

Preferred Certifications:

Red Hat Certified System Administrator (RHCSA) and/or Red Hat Certified Engineer (RHCE).

Education:

BS/MS degree in Computer Science or a related subject or equivalent experience

Other:

Must be able to obtain and maintain a Clearance at the level required for the government projects which requires U.S. Citizenship Konark Software is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information or other legally protected status.