Sr System Administrator

Sr System Administrator North Charleston, SC Contract Position $47.00/Hour Active Secret Clearance Required to Start Moseley Technical Services, Inc. is an AA/EEO/Veterans/Disabled Employer. 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. 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 Travel: Must be willing and able to travel nationally and internationally for customer needs. 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 What to Expect Applicants selected for employment will be required to pass a pre‑employment drug screening and background investigation, which may include education, criminal, and work history verifications. Accepted applicants will be eligible for benefits, including medical and supplemental insurance, and a 401(k) plan. Final position level and pay will be based on experience. #J-18808-Ljbffr