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Senior System Administrator

Job

Moseley Technical Services, Inc.

Charleston, SC (In Person)

Full-Time

Posted 5 days ago (Updated 1 day ago) • Actively hiring

Expires 7/24/2026

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Job Description

Senior System Administrator at Moseley Technical Services, Inc. Senior System Administrator at Moseley Technical Services, Inc. in Charleston, South Carolina Posted in 1 day ago.
Type:
full-time
Job Description:
Sr System Administrator & System Administrator North Charleston, South Carolina We currently have 2 positions for System Administrators on-site supporting DoD contracts and completing installation and integration work for the Military. We are looking to hire ASAP and will interview within 48 hours of applications received. Pay range is based on experience.
Responsibilities:
Lead Windows system administration tasks including configuration, patching, and performance tuning for Windows Server 2012/2016 , SQL Server 2014 , and Windows 10 environments. Oversee installation, upgrades, and support of software and hardware in line with military systems architecture and IT policies. Configure and maintain Active Directory , Group Policy , and Exchange environments for secure, high-availability operations. Support workstation imaging , deployment, and management using enterprise-level tools. Perform HBSS configuration and deployment , and support system compliance through IAVA, STIGs, and ACAS standards. Troubleshoot and resolve issues related to Windows domains , network services (DNS, DHCP, WINS), registry settings, and directory structures. Provide Tier 1 and Tier 2 support , escalating complex issues when necessary. Monitor and optimize system and network performance for operational continuity. Maintain accurate documentation of system configurations, processes, and troubleshooting steps. Mentor junior administrators, supporting a collaborative and knowledge-sharing environment. Participate in long-term strategic planning of military systems infrastructure, incorporating evolving technologies.
Qualifications:
Clearance :
Active Secret Clearance required
Education :
Bachelor's degree in Information Technology, Computer Science, or related field preferred
Experience :
Several years of hands-on system administration experience in DoD or secure environments
Required Skills :
Strong expertise in Windows Server 2012/2016 and Microsoft SQL Server 2014 Basic proficiency with Red Hat Enterprise Linux 6+ Proven experience with Active Directory , Group Policy , and Exchange installation and maintenance Familiarity with HBSS , STIGs , IAVA , and ACAS security compliance Proficient in troubleshooting registry, networking, and Windows services Experience with software distribution , workstation imaging , and system rollout
Preferred Skills :
Security+ or other DoD 8570 compliant certification Scripting/automation (e.g., PowerShell, Bash, Ansible) Virtualization experience with VMware or Hyper-V Exposure to cloud platforms is a plus