Job description

Senior System Administrator job at 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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