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System Administrator

Job in New Berlin, Waukesha County, Wisconsin, 53151, USA
Listing for: No Limit Staffing, Inc.
Full Time position
Listed on 2025-12-22
Job specializations:
  • IT/Tech
    Systems Administrator, IT Support, Cybersecurity, Cloud Computing
Salary/Wage Range or Industry Benchmark: 80000 USD Yearly USD 80000.00 YEAR
Job Description & How to Apply Below

Base Pay Range

$80,000.00/yr - $/yr

Summary

We are seeking a highly skilled and proactive Systems Administrator to manage and evolve our hybrid infrastructure spanning on‑premises servers, cloud‑based environments, and 15 locations. This role is critical in ensuring high availability, security, and performance across our IT systems while supporting a growing internal development team and scaling business needs.

Responsibilities Infrastructure & Operations
  • Administer and maintain Windows Server environments (AD, DNS, DHCP, GPO)
  • Manage Azure infrastructure: VMs, storage, networking, and backups
  • Maintain system patching, imaging, and configuration baselines
  • Oversee backup/DR systems and strategies (on‑prem + cloud)
  • Manage monitoring and alerting tools for performance and uptime
  • Document infrastructure, standard operating procedures, and operational runbooks
Security & Compliance
  • Implement and enforce system hardening, least privilege, and RBAC practices
  • Support Conditional Access, and MFA
  • Work with team to address vulnerabilities and audit findings
  • Enforce compliance efforts (e.g., password policies, account reviews)
  • Act as Tier 3 escalation point for complex issues
  • Support internal team with environments, networking, and deployments
  • Provide general IT Support to team as needed
  • Participate in IT projects: migrations, upgrades, new site rollouts
  • Mentor junior admins and support staff; advocate best practices
Requirements Must‑Have
  • 5+ years experience in a systems administration role
  • Strong knowledge of Windows Servers and Active Directory
  • Experience with Azure infrastructure and hybrid environments
  • Familiarity with Group Policy
  • Experience with backups (Veeam, Azure Backup, etc.)
  • Strong knowledge of VMWare
  • Excellent troubleshooting and documentation skills
  • Experience with IIS
  • Experience with Microsoft SQL Server
Nice‑to‑Have
  • Exposure to M365 administration (Exchange, Teams, SharePoint)
  • Familiarity with identity tools (Entra , conditional access)
  • Networking fundamentals (VLANs, firewalls)
  • Familiarity with MDM’s (Air Watch, Intune, Soti)
  • Familiarity with Cisco Switches
Soft Skills
  • Strong ownership mindset and initiative
  • Ability to juggle multiple projects and support tasks
  • Excellent communication and collaboration skills
Certifications (Preferred but not required)
  • MCSA/MCSE (legacy OK if recent experience aligns)
Seniority Level

Mid‑Senior level

Employment Type

Full‑time

Job Function

Information Technology

Industry

Computer and Network Security, Software Development, and IT Services and IT Consulting

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Position Requirements
5+ Years work experience
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