The Keller Group · 5 hours ago
Senior System Administrator
Greater Phoenix Area
Full-time
Onsite
Mid, Senior Level
$0/yr - $100K/yr
5+ years expThe Keller Group is partnering with a well-established, Arizona-based organization to hire a Senior Systems Administrator to support daily operations across servers, networks, and end-user systems. This key role will work closely with IT leadership to maintain a stable, secure environment and provide hands-on support across the business.
Staffing & Recruiting
Hiring Manager
Brittany Chandler
Responsibilities
Manage and maintain Windows server environments and core infrastructure
Monitor performance, reliability, and system uptime
Troubleshoot complex issues across systems, networking, and user environments
Administer Microsoft 365 (users, permissions, policies, security settings)
Manage Active Directory and user access controls
Support endpoint and identity-related troubleshooting
Configure and support network components including firewalls, VLANs, VPNs, routing, and switching
Support cybersecurity tools, patching, and standard best practices
Ensure systems meet security and compliance expectations
Provide support for AutoCAD and related workstation environments
Assist with troubleshooting software performance and access issues
Provide onsite technical support for daily employee needs
Maintain clear documentation for system configurations and procedures
Recommend improvements for stability, security, and efficiency
Qualification
Required
5+ years of progressive experience with IT systems administration
AutoCAD experience (diagnosing AutoCAD issues, supporting workstation environments, proficiency in AutoCAD Civil 3D, etc)
Expertise with Windows Servers, Active Directory, and Microsoft 365
Advanced networking knowledge (firewalls, VLANs, VPNs, routing/switching)
Comfortable supporting various offices and remote employees
Solid grasp of troubleshooting skills and hands-on firewall experience
Clear, professional communicator who's comfortable working independently
Preferred
Knowledge of Autodesk and Bentley software
Experience in the Architectural, Engineering and Construction (AEC) industry or similar (ie Civil Engineering, Transportation Engineering)
Hands-on experience with SonicWall firewalls
Bachelor's degree in Computer Science, Information Systems or relevant field
Benefits
Annual company/performance bonus
Top-tier benefits
Company
The Keller Group
We’re a boutique executive recruiting and staffing firm, with roots in Phoenix and strong networks nationwide.
11-50 employees
Funding
Current Stage
Early StageLeadership Team
Rashin June Keller
Founder & Executive Recruiter
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