Infrastructure Engineer (Windows/Linux/VMware skills) - Secret clearance

PGTEK

4d • $140 - $170

About The Position

We are seeking a hands-on Infrastructure Engineer with a Secret clearance to support and maintain the ServiceNow platform and its underlying infrastructure in a disconnected (dark site / air-gapped) environment. This role is responsible for designing, deploying, configuring, and maintaining secure, highly available infrastructure including servers, virtualization platforms, operating systems, and application deployments. The ideal candidate is proactive, security-focused, and experienced with VMware, Windows and Linux administration, automation, and restricted/offline environments. Basic database support may be required; deep DBA expertise is not necessary.

Requirements

• Proven experience as an Infrastructure Engineer or similar role.
• Strong hands-on expertise with VMware (vCenter, ESXi, templates, OVAs, cloning, deployment).
• Solid Windows Server and RHEL/Linux administration skills, including Active Directory.
• Experience building and deploying virtual images and application servers.
• Scripting/automation proficiency (PowerShell, Bash; Python a plus).
• Knowledge of security hardening and compliance frameworks (CIS, NIST, STIGs).
• Experience operating in air-gapped or disconnected environments.
• Strong troubleshooting, communication, and documentation skills.
• Ability to work both independently and within cross-functional teams in high-security settings.

Nice To Haves

• Basic MariaDB/MySQL administration.
• Familiarity with enterprise backup and disaster recovery tools (e.g., Cohesity).
• Exposure to ServiceNow infrastructure requirements.
• Basic MS SQL support experience.
• Knowledge of additional virtualization platforms (Hyper-V, KVM) or hybrid/cloud concepts.
• Certifications such as VMware VCP, RHCSA/RHCE, Microsoft Windows Server, Security+, or equivalent.
• Experience supporting secure government or large enterprise environments.

Responsibilities

• Deploy, configure, and manage VMware vCenter, ESXi hosts, virtual machines, templates, and resource pools.
• Administer Windows Server and RHEL environments, including Active Directory and identity services.
• Create and maintain OVAs, golden images, and VM templates for consistent deployments.
• Automate provisioning and maintenance using PowerShell, Bash, or similar tools.
• Apply security hardening and compliance standards (CIS, NIST, STIGs).
• Support offline patching, updates, and secure change management in air-gapped environments.
• Ensure scalability, availability, and operational continuity.
• Provide infrastructure-level support for a disconnected ServiceNow deployment.
• Assist with application deployments, configuration, and troubleshooting.
• Manage storage, basic networking, and backup/restore processes (e.g., Cohesity or similar).
• Provide light support for related systems such as MS SQL tools (WSUS, Volume Activation).
• Perform basic MariaDB/MySQL administration including configuration, backups, monitoring, and minor tuning.
• Assist with availability and recovery activities as needed.
• Partner with Architecture, DevOps, Security, and application teams to deliver compliant solutions.
• Produce and maintain infrastructure diagrams, build guides, deployment procedures, and compliance documentation.
• Contribute to incident response and root-cause analysis in secure environments.

Benefits

• comprehensive PPO medical coverage with access to a Health Savings Account (HSA) option
• vision plan
• 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
• matching 401(k) plan
• discount on pet insurance through ASPCA Pet Insurance
• Employee Assistance Program
• generous amount of PTO and Holidays
• Education Assistance Program is available after 12 months of employment

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed