Senior Systems Administrator / Help Desk Engineer

Primary Responsibilities

• Lead system administration for Linux and Windows-based systems in secure, mission-critical environments.
• Diagnose and resolve hardware, software, and end-user technical issues while serving as a primary IT support contact, managing support tickets through resolution, and delivering responsive customer service.
• Architect and manage complex server, storage, and virtualization infrastructure (VMware, KVM).
• Perform operating system installation, configuration, hardening, and patching in compliance with DoD STIGs and agency policies.
• Maintain system documentation, configuration baselines, and support configuration management (CM) and risk management (RM) activities.
• Lead and support deployment of system enhancements and modernization initiatives for the Chinook program.
• Collaborate with cybersecurity, network engineering, and software development teams to ensure system compliance and performance.
• Participate in security audits, incident response, and operational readiness activities.

Required Qualifications

• U.S. citizenship is required per contract.
• Bachelor's degree in Computer Science, Engineering, Information Technology, or related discipline and 8–12 years of prior relevant experience, or Master's degree with 6–10 years of prior relevant experience.
• DoD 8570 Information Assurance Technician (IAT) Level II or III certification (e.g., Security+ CE, CASP+, CISSP).
• Experience with cloud platforms (AWS GovCloud, Azure Government) and hybrid cloud environments.
• Experience with Linux (Red Hat Enterprise Linux or CentOS) and Windows Server platform system administration.
• Proficiency with virtualization platforms (VMware, KVM) and management tools.
• Experience with automation and scripting (Ansible, Bash, PowerShell, Python).
• Familiarity with STIG compliance, system hardening, ACAS scans, and RMF processes.
• Strong understanding of enterprise networking, identity and access management, and storage concepts.
• Proven ability to troubleshoot, document, and lead systems-related projects independently.
• Experience supporting Intelligence Community or Department of Defense classified environments.
• Active Top Secret/SCI clearance with the ability to successfully pass a Polygraph examination.