Microsoft System Administrator- Senior / Junior(Top Secret with agreement to obtain CI Poly)

This job requires active TS/SCI clearance with a CI Polygraph. Please apply only if you have an active TS/SCI clearance with a CI Polygraph.

Microsoft System Administrator (Senior / Junior)

Position / LCAT: Microsoft System Administrator Level: Senior and Junior Lead Designation: N/A Location: Fort Belvoir, VA

Role Summary

Supports the identification and resolution of automation and information technology hardware and software issues to maintain at least a 99% system availability rate. Senior administrators perform administration and maintenance of Windows-based servers, apply DISA STIGs, deploy applications, and conduct system upgrades across multiple supported networks. Junior administrators perform installation, configuration, administration, and monitoring of end-user IT automation equipment including baseline imaging, performance optimization, patching, and updating.

Responsibilities

Senior Level:

• Perform administration and maintenance of Windows-based servers, including daily system checks; record 100% of findings and statuses
• Ensure all Microsoft Windows Server and installed features/applications have the latest DISA STIGs applied within 30 calendar days of release
• Apply vendor security updates and hotfixes to address ACAS findings and organizational security mandates within 14 calendar days
• Provide detailed system matrices of supported systems and applications including utilization, uptime, storage availability, and performance
• Deploy in-house developed, COTS, and GOTS applications to production, integration, and staging servers within 2 business days
• Conduct system upgrades; planning phase within 15 business days of upgrade request
• Ensure availability and accessibility of approximately 20 Microsoft IIS websites hosted across five networks
• Provide Continuity of Operations (COOP) planning, evaluation, and execution bi-annually
• Notify Government of unscheduled outages within 30 minutes; record to operations log within 4 hours
• Provide after-hours on-site support with 2-hour response time
• Monitor and manage trouble tickets assigned to the Systems Administration branch

Junior Level:

• Perform installation, configuration, administration, and monitoring of end-user IT automation equipment, including baseline imaging, performance optimization, patching, and updating
• Perform maintenance and functionality checks of conference rooms to ensure computer, video-teleconference, and voice IT equipment are operational
• Identify, prioritize, track, and resolve end-user automation hardware and software issues to maintain 99% system availability
• Provide comprehensive inventory and automation capability matrices monthly or as requested
• Analyze technical support requests and provide solutions within 10 business days of receipt
• Coordinate with Property Book Office to manage equipment issue and turn-in process for end-user IT equipment
• Perform daily printer management duties including paper and toner supply maintenance
• Provide after-hours on-site support with 2-hour response time

Required Qualifications

Senior Level:

• Eight years of progressively responsible experience in server administration, including supporting and managing servers in a production environment
• Five years of experience identifying and analyzing server requirements; planning the design and deployment of new technologies and upgrades
• Five years of experience applying industry best practices on Windows Server 2016 and later operating systems
• Eight years of experience on server administration in Microsoft Windows environments, including configuration, performance monitoring, and tuning
• Four years of management experience
• Microsoft Active Directory, DNS, DHCP experience <li class="font-cl