Tier 2 IT Systems Administrator - Secret Clearance (On-Site)

Tel.Net s.r.l.; Charleston (SC); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Competitive pay and benefits

PTO with 401k matching

Comprehensive training

Impact supporting warfighter

Job summary

GovSG in Charleston, SC is seeking a Tier 2 IT System Administrator with a Secret clearance to support NIWC Atlantic RDT&E network labs, providing advanced desktop and systems support in secure DoD environments. The role is on-site in North Charleston, SC.

The position focuses on Windows domain administration, VM deployments, endpoint infrastructure, STIG implementation, and continuous monitoring, working with engineers and cybersecurity staff to ensure reliability and compliance.

Qualifications

• Active DoD Secret Clearance required.
• Bachelor’s degree in a business or technical field.
• 10+ years professional experience in computer systems analysis.
• Experience supporting Windows domain environments.
• Experience with virtual machine builds and deployments.
• Experience with system patching and configuration management.
• Familiarity with DISA STIG implementation and DoD cybersecurity practices.
• Excellent troubleshooting and solution development skills.
• Professional customer service attitude.
• Ability to work independently and as part of a team.

Responsibilities

• Assist in Windows domain environments management.
• Provide desktop operations and troubleshooting in RDT&E lab environments.
• Perform VM builds and deployments for system integration.
• Install, configure, and maintain external workstation hardware and software.
• Perform server/workstation installations and technology refreshes.
• Troubleshoot, diagnose and resolve hardware and software issues.
• Create and maintain technical documentation.
• Lead projects and coordinate with engineers and cybersecurity personnel.
• Use tools such as MS Teams, ServiceNow, Active Directory, and Configuration Manager.

Skills

DoD Clearance

Windows domain admin

Troubleshooting

Customer service

Teamwork

Education

Bachelor’s degree in business or technical field

Tools

Active Directory

Microsoft Configuration Manager

MS Teams

ServiceNow

Job description

GovSG in Charleston, SC is seeking a Tier 2 IT System Administrator with a Secret clearance to support NIWC Atlantic RDT&E network labs, providing advanced desktop and systems support in secure DoD environments. The role is on-site in North Charleston, SC.

The position focuses on Windows domain administration, VM deployments, endpoint infrastructure, STIG implementation, and continuous monitoring, working with engineers and cybersecurity staff to ensure reliability and compliance.