Senior Systems Administrator

Responsibilities* Maintain and support physical and virtual Windows Server environments (Windows Server 2019, with progression to 2022).* Engineer, administer, and support Nutanix hosts and virtual infrastructure.* Manage and support Microsoft cloud environments, including M365 GCC High and Azure (FedRAMP High).* Administer Windows infrastructure technologies such as Active Directory/Entra ID, DNS, DHCP, GPOs, and identity services across multiple on-premises and cloud domains.* Design, develop, manage, troubleshoot, document, secure, and implement hardware, operating systems, and application services for Windows-based platforms.* Improve operational efficiency through automation using PowerShell and other scripting tools.* Collaborate with team members and leadership to design and refine data center architecture and strategic technology plans.* Manage and maintain NAS, SAN, and virtualized storage systems.* Provide technical support and administration for storage, backup, and enterprise monitoring solutions.* Maintain all systems and services across multiple domains, including isolated and non-isolated networks.* Work closely with management and stakeholders to define requirements, identify issues, and deliver technical solutions aligned with business goals.* Serve as site lead and primary point of contact for assigned responsibilities, including emergency response and escalations.

Qualifications* U.S. Citizenship required.* Ability to obtain and maintain a U.S. Secret Security Clearance.* Bachelor's degree in Information Technology or related field, or equivalent professional experience.* Minimum 6 years of experience in IT infrastructure operations.* Strong experience troubleshooting Windows operating systems, virtual infrastructure, and storage technologies.* Experience supporting M365 GCC High environments.* Experience supporting Microsoft Azure FedRAMP High environments.* Excellent analytical, organizational, and problem-solving abilities.* Hands-on experience with Windows Server 2019 and 2022.* Knowledge of storage technologies, backup solutions, and tape hardware architecture.* Experience developing documentation, user guidance, and technical procedures.* Ability to work independently with minimal supervision and support remote operations.* Experience working within a ticketing system such as Jira Service Management.* Experience with STIG implementation and a strong security-focused mindset.* Working knowledge of networking fundamentals.* PowerShell scripting proficiency.* Ability to work nights and weekends as required.* Ability to travel between Clarksburg and Abingdon locations.* Ability to lift up to 60 lbs, with or without assistance.* Ability to comply with company policies, guidelines, and core values.Preferred Qualifications (not required)* Experience with project management.* Bachelor's degree in Information Technology.