Senior Systems Administrator (Enterprise) - Agensys Corporation

RESPONSIBILITIES

• Serves as the principal Active Directory SME
• Configure and maintain complex Active Directory forests and domains across a complex network with over 5,000 users and 15,000 Active Directory objects.
• Creates and maintains comprehensive documentation of the Active Directory design and configuration
• Responsible for day-to-day administration duties including Windows Active Directory object maintenance. Conducts complex troubleshooting and repair tasks on Active Directory, Windows Server 2012-2019, Domain Controllers, user authentication and other operational systems as needed.
• Support implementation of new design/layout for Active Directory structure or schema
• Administer active directory security
• Works with vendors to evaluate new products and features related to Active Directory
• Individual will research, evaluate, design, implement, and maintain system and product solutions, applying knowledge of engineering principles. Individual will also provide technical direction and engineering support for projects and infrastructure.
• Individual should possess in depth technical knowledge and hands-on experience with Active Directory Domain Services
• Work within a bastion forest solution to provide comprehensive security and management across multiple Active Directory forests.
• Monitoring, backup, and restoration procedures for Active Directory.
• Perform Group Policy Object Management and Configuration
• Maintained and administered multiple application servers such as ePO, Splunk, and WSUS.
• Designed, built, and maintained a virtualized environment using Cisco HyperFlex and VMWare ESXi operating system.
• Applied monthly security patches via SCCM, implemented quarterly STIG updates, and reviewed weekly ACAS security scans
• Installed and tested functionality and integration of defense messaging software and commercial off-the-shelf (COTS) product software
• Created custom shell scripts and surpassed standards for quarterly baselines
• Continually monitor environment to ensure best practices and Federal guidelines are being followed.
• Participates in routine meetings and special projects as required.

REQUIRED QUALIFICATIONS

• Minimum DOD Top Secret Clearance

• 8570 IAT II level certification, i.e. Security + CE
• A minimum of 10 years of relevant technical experience