Microsoft Systems Administrator

Overview

One of Inc 5000's fastest growing companies, come join us! Our work environment is limitless, you matter to us, your great work will be recognized, and there are many opportunities for advancement. Davis Unlimited Information Technologies, Inc (DUIT) seeks Microsoft Systems Administrator(s) with 3 or more years of experience to join our information technology team.

• Install, configure, and maintain Windows Server environments, including Active Directory, Group Policy, DNS, DHCP, and related core infrastructure services
• Administer and support Microsoft 365, Exchange Online, SharePoint, Teams, and One Drive for business operations
• Ensure the environment complies with CMMC Level 2 requirements, including implementing, documenting, and maintaining the associated NIST SP 800-171 security controls
• Support audit readiness activities, including evidence collection, control validation, and remediation of identified gaps to sustain CMMC Level 2 compliance
• Manage user accounts, security groups, permissions, and access controls following the principle of least privilege
• Perform regular system monitoring, patching, backups, and disaster recovery activities to maintain system health and availability
• Provide Tier 2 and Tier 3 support for escalated incidents, troubleshooting complex issues across servers, endpoints, and Microsoft services
• Collaborate with security, network, and engineering teams to ensure systems are secure, compliant, and aligned with organizational standards

• Hands-on experience administering Windows Server (2016, 2019, 2022) in production environments
• Strong working knowledge of Active Directory, Group Policy, DNS, DHCP, and Windows networking fundamentals
• Experience managing Microsoft 365 / Entra , including identity, licensing, and conditional access policies
• Proficiency with Power Shell scripting for automation of administrative tasks
• Experience with patch management, endpoint protection, and system hardening practices
• Understanding of backup, recovery, and business continuity solutions
• Working knowledge of CMMC Level 2 and NIST SP 800-171 security controls and how they apply to a Microsoft environment
• Strong problem-solving, analytical, and troubleshooting skills
• Excellent communication and teamwork skills, with a strong commitment to collaboration and knowledge-sharing
• Ability to document configurations, procedures, and incident resolutions clearly and thoroughly

Three (3) or more years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is required.

• Bachelor's degree in a technical discipline from an accredited college or university
• Microsoft certifications such as:
  • Microsoft Certified:
    Azure Administrator Associate (AZ-104)
  • Microsoft Certified:
    Identity and Access Administrator Associate (SC-300)
  • Microsoft Certified:
    Security, Compliance, and Identity Fundamentals (SC- 900)
  • Microsoft 365 Certified:
    Administrator Expert (MS-102)
• Prior experience supporting environments undergoing CMMC, FedRAMP, or DFARS assessments