Site Systems Administrator (Tier 1–2) jobs in United States
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G2IT, LLC. · 3 months ago

Site Systems Administrator (Tier 1–2)

G2IT, LLC. is seeking a Site Systems Administrator to provide Tier 1–2 technical support and system administration for mission-critical training and operational environments. The role involves managing a variety of systems and ensuring compliance with cybersecurity requirements while collaborating with users and IT staff.

AnalyticsInformation TechnologyIT InfrastructureProduct DesignSoftware
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Provide on-site Tier 1–2 support for end users, including desktops, zero clients, and thin clients
Administer and maintain Active Directory (user accounts, groups, policies, and permissions)
Perform routine system maintenance: patching, updates, break/fix, backup/recovery, and asset management
Manage and monitor Windows Server 2019 systems in support of enterprise operations
Support SIPR and NIPR environments, ensuring compliance with DoD cybersecurity and IA requirements
Document issues, solutions, and recurring problems to improve knowledge sharing and process efficiency
Monitor performance metrics and escalate Tier 3 issues as necessary
Collaborate with security teams to ensure systems comply with STIGs, DISA checklists, and other DoD security controls
Support end users with connectivity, login issues, account access, and system troubleshooting
Participate in audits, inspections, and security readiness events

Qualification

Windows Server 2019Active DirectoryCompTIA Security+ CEWindows 11SIPR/NIPR networksTroubleshooting skillsCustomer service skillsITIL v4 Foundation

Required

Active or Interim Secret clearance
HS diploma or equivalent; Associate or Bachelor's degree preferred
CompTIA Security+ CE or equivalent DoD 8570 IAT II certification
Minimum of 3 years of IT experience in system or network administration
Experience supporting Windows 11 desktops and Windows Server 2019
Hands-on experience with Active Directory and Group Policy management
Familiarity with SIPR/NIPR networks or other classified environments

Preferred

Experience supporting thin client/zero client technologies (VMware Horizon, Citrix, or equivalent)
Knowledge of DoD cybersecurity frameworks, STIG compliance, and vulnerability management
ITIL v4 Foundation or equivalent service management experience
Strong troubleshooting and customer service skills in mission-critical environments

Company

G2IT, LLC.

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G2IT is an 8(a), Woman-Owned Small Business (WOSB) and Economically Disadvantaged Woman-Owned Small Business (EDWOSB), headquartered in Annapolis, Maryland.

Funding

Current Stage
Growth Stage
Company data provided by crunchbase