System Administrator

Davis Partnership Architects•Denver, CO

11h•Hybrid

About The Position

We are seeking an experienced Windows Systems & Infrastructure Administrator to lead and support our on‑premises and hybrid infrastructure environments. This role focuses on Windows Server administration, virtualization, enterprise storage, data protection, and cyber resilience. You will be responsible for the stability, security, and lifecycle management of core infrastructure platforms supporting business‑critical applications. This critical position plays a key role in operational reliability, system modernization, and cybersecurity resilience across data center and cloud‑integrated environments.

Requirements

5–10 years of experience in Windows System Administration or Infrastructure Engineering
Strong knowledge of Windows Server (2022 and 2025)
Experience with Active Directory, Group Policy, DNS, and DHCP
Experience with Microsoft Exchange Server (on-premises, Online, and hybrid)

Nice To Haves

Experience with VMware vSphere
Familiarity with enterprise storage (SAN)
Knowledge of data protection and replication technologies (e.g., Zerto)
Experience with cloud platforms (Microsoft Azure / Entra ID)
Familiarity with IT management tools (Quest KACE, ManageEngine)
Understanding of networking concepts (VLANs, firewalls)

Responsibilities

Administer and support Microsoft Windows Server environments (2019, 2022, and 2025)
Perform patching, upgrades, firmware updates, and lifecycle management to ensure system stability and security
Deploy and manage new Microsoft server builds, upgrades, and role migrations
Maintain Active Directory, DNS, DHCP, and domain controller infrastructure
Provide front‑line technical support and serve as an escalation point for infrastructure issues
Administer and support VMware vSphere virtual infrastructure
Perform monthly patching, upgrades, and lifecycle planning for VMware environments
Support dHCI platforms, including patching and integrated infrastructure management
Administer SAN environments
Storage provisioning
Performance monitoring and tuning
Capacity and growth planning
Support data center operations including: On‑site and remote “hands & eyes”, Rack-and-stack of server and network hardware, Tech refresh and equipment decommissioning
Administer Data Protection platforms
Support and manage Zerto Data Replication
Training and platform upgrades (including Zerto 10)
Participate in data protection documentation, recovery planning, and resilience testing
Manage email and endpoint protection platforms
Support infrastructure and backend services for enterprise applications including: Deltek Vantagepoint, Microsoft SQL Server, Newforma Project Center, Core IT management servers
Manage and support: Microsoft Intune, Microsoft Azure / Entra ID, Network monitoring platforms, IT management tools (Quest KACE, ManageEngine), Zendesk help desk
Support infrastructure initiatives involving networking platforms in collaboration with network engineers
Assist with VLAN segmentation, firewall integrations, and DNS/DHCP cleanup initiatives
Participate in disaster recovery testing, infrastructure audits, and security initiatives
Maintain accurate technical documentation for systems, configurations, and change management
Provide occasional end user support with end point hardware and applications
End user applications including Autodesk Revit, Adobe Creative Cloud, Sketchup, Revizto, Autodesk 3DS Max, and Chaos Group V-Ray render farm
Meeting Room and Collaboration space technology support