Senior System Administrator Job at Moseley Technical Services, Inc., North Charleston, SC

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  • Moseley Technical Services, Inc.
  • North Charleston, SC

Job Description

Sr System Administrator

North Charleston, South Carolina

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

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