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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 for a potential opportunity at Arnold AFB. 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 agencyspecific 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 80053, 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 postincident 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 datahandling 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 onpremises environments within enterprise or missioncritical settings.

• Demonstrated experience applying DevOps methodologies, including:

• Containerization using Docker
• Orchestration using Kubernetes and OpenShift
• Enterprise Linux administration (RHEL)
• Applied expertlevel knowledge of containerization and orchestration technologies to deploy, manage, secure, and troubleshoot containerized workloads.
• Extensive handson 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 Kubernetesbased 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 crossfunctional teams, stakeholders, and mission partners.
• Knowledgeable in the design, operation, and troubleshooting of largescale 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.