System Administrator (TS/SCI clearance)

ALTA IT Services, LLC; Quantico (VA); On-site; USD 70,000 - 100,000; Full time

Job summary

A leading company in the staffing and recruiting industry is seeking a System Administrator to manage and maintain their IT infrastructure. The role involves troubleshooting, server maintenance, and ensuring compliance with security standards. Ideal candidates will have a strong background in Windows administration, Active Directory, and must hold a Top Secret clearance. Join a dynamic team and contribute to mission-critical IT operations.

Qualifications

• 3 years experience in systems administration in a Windows-based environment.
• Must be certified at IAT Level II (e.g., Security+).
• Must have experience with RMF and applying STIGs.

Responsibilities

• Plan, install, and maintain computer systems including servers.
• Troubleshoot Domain Controllers and manage Active Directory.
• Ensure compliance with DISA STIGs and Security Requirements Guidance.

Skills

Windows Administration

Active Directory

PowerShell

Troubleshooting

Network Fundamentals

Security Compliance

Communication Skills

Education

Bachelor’s degree in a related field

Tools

VMware

MS SQL Server

Remedy

ServiceNow

Job description

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• Plan, install, and maintain computer systems, including physical and virtual servers, storage area networks, and network attached storage on five enclaves.
• Install, maintain, and troubleshoot server hardware.
• Troubleshoot Domain Controllers.
• Perform performance monitoring and tuning, upgrades and patching, backup and recovery, as well as troubleshooting and problem resolution.
• Develop and maintain schedules and plans for system updates and patching.
• Create accounts and groups in Active Directory and create and modify Group Policy Objects.
• Report on system uptime and SLA performance.
• Assist in building, coordinating, maintaining, changing, and updating the Risk Management Framework (RMF) Assessment and Authorization (A&A) packages for the five enclaves administered by AFOSI.
• Ensure that all application deliverables and systems comply with applicable DISA STIGs or Security Requirements Guidance.
• Identify and report system risks.

Qualifications:

• 3 years experience in systems administration in a Windows-based environment.
• Bachelor’s degree in a related field desired.
• Must be certified at IAT Level II (e.g., Security+, or other certification satisfying DoD 8570 certification requirements). Microsoft certification a plus.
• Strong knowledge of Microsoft Windows technologies, including Active Directory, Windows Administration, scripting, and Windows configuration techniques.
• Experience with Windows Server 2016, 2019, and 2022; MS SQL Server 2016 and 2019; and VMWare ESXi, vCenter, and vSAN, and Horizon.
• Experience administering servers in a virtualized production environment using VMWare vSphere 7.x or 8.x technology.
• Experience with PowerShell for command line and scripting to include scripting for account management, patch deployment, software inventory, service control, and/or object attribute modification.
• Experience installing, configuring, and maintaining servers with Microsoft Windows.
• Experience with rack-mounted or blade server hardware.
• Experience with Active Directory to include creating accounts and groups and navigating a domain tree.
• Experience creating and modifying Group Policy Objects.
• Experience managing and troubleshooting DNS functions.
• Knowledge of DHCP server functionality.
• Experience troubleshooting Domain Controllers and familiarity with replication issues.
• Experience with a trouble ticket system such as Remedy or ServiceNow.
• Experience with security as it pertains to server infrastructure, desktops, laptops, servers, firewalls, routers, and intrusion detection systems (IDS).
• Experience with a backup solution, hands-on experience with backup and restore procedures, and disaster recovery planning.
• Must have experience with RMF and applying STIGs.
• Working knowledge of IT Systems Maintenance Compliance processes to include information assurance vulnerability management (IAVM).
• Experience creating, reviewing, and revising security documentation and artifacts.
• Strong understanding of network fundamentals including TCP/IP and subnets.
• Experience with Storage Area Networks desired.
• Experience with DoD IT environment and networks.
• Excellent communication skills, both oral and written, analytical skills to troubleshoot issues, and an ability to conceptualize server infrastructures and configurations.
• Must be a US citizen and hold a current Top Secret clearance with SCI access (TS/SCI).

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• Staffing and Recruiting

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