Senior Windows Systems & Azure AD Modernization Engineer

Rincon Research Corporation; Tucson (AZ); On-site; USD 100,000 - 120,000; Full time

Benefits offered by this job

ESOP

401(k) Plan

Employer 401(k) contributions

Health insurance

Job summary

Rincon Research Corporation in Tucson, AZ is seeking a Windows System Administrator to lead AD modernization and the build-out of an Azure environment. The role is 100% onsite at our Tucson headquarters and requires deep Windows Server expertise along with strong scripting and automation capabilities.

You will join a small, collaborative team, focusing on hard problems, knowledge sharing, and documented solutions.

Qualifications

• 8+ years of Windows systems administration experience.
• Deep Active Directory experience including OU design and migrations.
• Core infrastructure services: DNS, DHCP, certificate services.
• Windows Server deployment, migration, and lifecycle management.
• Storage platforms such as SAN/NAS or hyperconverged configs.
• Vendor patching and vulnerability management experience.
• Ability to obtain/maintain TS/SCI clearance; US Citizenship required.

Responsibilities

• Support and contribute to an Active Directory migration and rearchitecture, including OU restructuring and group policy redesign.
• Help build and configure a new Azure environment, including Entra ID and hybrid identity with Azure AD Connect.
• Manage and support DNS, DHCP, and certificate services.
• Provide system troubleshooting and document resolutions for future reference.
• Participate in monthly operations cycles: patching, monitoring, maintenance, and tuning.
• Perform and automate OS, software, and service installations.
• Create and maintain operational documentation and SOPs.

Skills

Active Directory

Windows Server

DNS/DHCP

Patches & vulnerability management

Security clearance

Education

Bachelor’s degree or equivalent experience

AZ-104 or Windows Server certification

DoD 8570 Level II equivalent

Tools

PowerShell scripting

Ansible

Azure AD Connect

Job description

Rincon Research Corporation in Tucson, AZ is seeking a Windows System Administrator to lead AD modernization and the build-out of an Azure environment. The role is 100% onsite at our Tucson headquarters and requires deep Windows Server expertise along with strong scripting and automation capabilities.

You will join a small, collaborative team, focusing on hard problems, knowledge sharing, and documented solutions.