Hybrid Cloud Infrastructure Engineer - Active Secret clearance

PGTEK; Oklahoma City (OK); Hybrid; USD 120,000 - 170,000; Full time

Benefits offered by this job

Comprehensive medical coverage

401(k) matching plan

Education Assistance Program

Job summary

A technology consulting firm is seeking a Hybrid Cloud Infrastructure Engineer to support critical enterprise infrastructure for a Department of Defense customer. The role requires expertise in Red Hat Linux, VMware vSphere, and container orchestration with Kubernetes and Docker. An active Secret clearance is necessary. The position comes with a competitive salary range of $120,000 - $170,000, along with comprehensive benefits including medical coverage and PTO. The role involves mostly hybrid work with some onsite presence required.

Qualifications

• Proven experience administering Red Hat Enterprise Linux in enterprise/production settings.
• Hands-on expertise with VMware vSphere (ESXi, vCenter, HA/DRS).
• Strong knowledge of Kubernetes and Docker for container orchestration and management.

Responsibilities

• Administer enterprise Red Hat Enterprise Linux (RHEL) systems.
• Manage Linux server operations and ensure security compliance.
• Support virtualization infrastructure using VMware vSphere.
• Build and maintain containerized environments with Kubernetes.

Skills

Red Hat Enterprise Linux administration

VMware vSphere expertise

Kubernetes knowledge

Docker experience

Automation tools proficiency (Ansible, Terraform, Python)

Networking concepts understanding

Troubleshooting skills

Documentation skills

Education

Red Hat Certified System Administrator (RHCSA)

Red Hat Certified Engineer (RHCE)

Job description

Hybrid Cloud Infrastructure Engineer - Active Secret clearance, or higher

Location: Hybrid (Flexible, with onsite requirement at customer locations 25% or more). Must be within 90 minutes commuting distance of one of the following DISA DHMC locations:

• Mechanicsburg, PA
• Ogden, UT
• Oklahoma City, OK
• Montgomery, AL
• Ft. Meade, MD

Clearance Required: Active Secret clearance (or ability to obtain)

Salary Range: $120,000 - $170,000 (depending on experience and qualifications; relocation assistance may be built into total compensation where applicable)

Employment Type: Full-time, long-term position (10-year program: 5-year base contract with 5 option years)

Start Date: ASAP

About the Role

We are seeking a skilled Hybrid Cloud Infrastructure Engineer to join our team supporting critical enterprise infrastructure for a Department of Defense (DoD) customer. This hybrid role combines on-premises virtualization, Linux system administration, container orchestration, and automation in secure, multi-site environments. You will ensure high availability, security compliance, and operational efficiency across hybrid cloud platforms.

Key Responsibilities

• Administer enterprise Red Hat Enterprise Linux (RHEL) systems, including installation, patching, hardening, package management, performance tuning, and full lifecycle support in production environments
• Manage Linux server operations, including user administration, storage configuration, service troubleshooting, kernel updates, and adherence to security compliance standards
• Support virtualization infrastructure using VMware vSphere, including VMware ESXi, vCenter Server, host/cluster administration, HA/DRS configuration, and platform maintenance
• Build and maintain containerized environments with Kubernetes, handling cluster operations, workload deployment, namespace management, and troubleshooting of containerized services
• Work with Docker for container image building/deployment, runtime support, and registry integration
• Automate infrastructure provisioning, configuration, and deployment using Ansible, shell scripting, Python, and Terraform to ensure repeatable and efficient operations
• Troubleshoot complex issues across Linux, virtualization, networking, and container platforms in multi-site enterprise environments
• Perform lifecycle management activities, including upgrades, patching, capacity planning, and ongoing operational maintenance
• Support secure infrastructure operations in alignment with DoD/enterprise security standards and procedures
• Develop and maintain technical documentation, build procedures, operational runbooks, and standard operating processes

Requirements

• Proven experience administering Red Hat Enterprise Linux in enterprise/production settings
• Hands-on expertise with VMware vSphere (ESXi, vCenter, HA/DRS)
• Strong knowledge of Kubernetes and Docker for container orchestration and management
• Proficiency in automation tools: Ansible, Terraform, Python, and shell scripting
• Solid understanding of networking concepts (VLANs, routing, switching, BGP, OSPF)
• Experience supporting secure, compliance-driven environments (preferably DoD or government)
• Ability to obtain and maintain a Secret clearance (active clearance preferred)
• Willingness to work hybrid with onsite presence at DISA locations as required (25%+)
• Strong troubleshooting and documentation skills

Preferred Qualifications / Certifications

• Red Hat Certified System Administrator (RHCSA) (required)
• Red Hat Certified Engineer (RHCE) (preferred)
• VMware-related certification (e.g., VCP) (preferred)

Benefits

Our comprehensive benefits package for full-time salaried employees is effective immediately upon the start date. Benefits include comprehensive PPO medical coverage with access to a Health Savings Account (HSA) option, a vision plan, and dental insurance with the base dental plan option paid for by PGTEK. Life Insurance, Short and Long-Term disability, and Critical Illness insurance have premiums covered. Additionally, PGTEK offers a matching 401(k) plan and a discount on pet insurance through ASPCA Pet Insurance. An Employee Assistance Program is available at no cost to all employees. PGTEK offers a generous amount of PTO and Holidays, and an Education Assistance Program is available after 12 months of employment.

About PGTEK

PGTEK is a true consulting organization dedicated to helping clients achieve their business and technology objectives utilizing our decades of experience and business relationships. PGTEK invests in the educational advancements of our staff by providing the necessary resources to complete Professional and Business Certifications. Our company is our people, and we treat them like family.

EOE, including disability/veterans