System Administrator Master

Overview

Role:
System Administrator Master
Client: DC Government

Location:

Washington, DC (Onsite)

• Install, configure, and maintain Windows Server environments (2016/2019/2022).
• Manage Active Directory, Group Policy, DNS, DHCP, and domain services.
• Perform server patching, updates, and lifecycle management.
• Monitor server performance, availability, and capacity planning.
• Manage virtualization platforms (VMware, Hyper-V, or Azure Virtual Machines).

• Maintain and troubleshoot LAN/WAN infrastructure, switches, firewalls, and wireless networks.
• Monitor network performance, bandwidth usage, and connectivity issues.
• Implement and maintain network security controls, including VLANs, VPNs, and access policies.
• Support IP addressing, routing, and network segmentation.

• Perform daily system checks, backups, and disaster recovery testing.
• Troubleshoot hardware, software, and network issues across servers and endpoints.
• Maintain documentation for configurations, procedures, and system architecture.
• Provide Tier 2/3 technical support for escalated issues.

• Implement and maintain security best practices across servers and networks.
• Manage endpoint protection, patch management, and vulnerability remediation.
• Support compliance with organizational policies, audits, and regulatory requirements.
• Monitor logs, alerts, and system events for potential security risks.

• Support hybrid environments using Azure, Microsoft 365, or other cloud platforms.
• Manage cloud identity, access, and security configurations.
• Assist with cloud migrations, modernization projects, and automation initiatives.

• Work closely with IT leadership, application teams, and vendors to support infrastructure needs.
• Participate in planning and implementing new technologies and system upgrades.
• Provide recommendations for improving system reliability, performance, and security.

• Bachelor’s degree in information technology, Computer Science, or related field (or equivalent experience).
• 3–5+ years of experience in system and network administration.
• Strong experience with Windows Server (2016/2019/2022), Active Directory, and Group Policy.
• Proficiency with DNS, DHCP, TCP/IP, VPN, and firewall technologies.
• Experience with virtualization platforms (VMware or Hyper-V).
• Familiarity with backup solutions, disaster recovery, and monitoring tools.
• Strong troubleshooting and analytical skills.

• Experience with Azure, Microsoft 365, or hybrid cloud environments.
• Knowledge of Power Shell scripting and automation.
• Experience with enterprise storage systems (SAN/NAS).
• Familiarity with security frameworks and compliance standards.
• Relevant certifications such as:
  • MCSA / MCSE
  • CompTIA Network+ / Security+
  • VMware VCP
  • Azure Administrator (AZ-104)

• Strong communication and customer service skills.
• Ability to prioritize and manage multiple tasks.
• Attention to detail and commitment to system reliability.
• Ability to work independently and collaboratively.
• Strong sense of ownership and accountability.