System Administrator

Moseley Technical Services, Inc.North Charleston, SC
Onsite

About The Position

This role involves leading Windows system administration tasks, including configuration, patching, and performance tuning for Windows Server 2012/2016, SQL Server 2014, and Windows 10 environments. The position requires travel to customer sites to oversee installation, upgrades, and support of software and hardware in line with military systems architecture and IT policies. Key responsibilities include configuring and maintaining Active Directory, Group Policy, and Exchange environments for secure, high-availability operations, supporting workstation imaging, deployment, and management using enterprise-level tools, and performing HBSS configuration and deployment. The role also involves supporting system compliance through IAVA, STIGs, and ACAS standards, troubleshooting issues related to Windows domains, network services (DNS, DHCP, WINS), registry settings, and directory structures, and providing Tier 1 and Tier 2 support. Additionally, the System Administrator will monitor and optimize system and network performance, maintain accurate documentation, mentor junior administrators, and participate in long-term strategic planning of military systems infrastructure.

Requirements

  • Active Secret Clearance required
  • Several years of hands-on system administration experience in DoD or secure environments
  • Must be willing and able to travel nationally and internationally for customer needs.
  • 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

Nice To Haves

  • 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

Responsibilities

  • Lead Windows system administration tasks including configuration, patching, and performance tuning for Windows Server 2012/2016, SQL Server 2014, and Windows 10 environments.
  • Travel to customer sites to 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.

Benefits

  • medical and supplemental insurance
  • 401(k) plan
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