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IT Administrator

Remote / Online - Candidates ideally in
North Sioux City, Union County, South Dakota, 57049, USA
Listing for: 1rti
Remote/Work from Home position
Listed on 2026-10-04
Job specializations:
  • IT/Tech
    Systems Administrator, IT Support, Network Administrator, Cloud Computing: Infrastructure & Operations
Salary/Wage Range or Industry Benchmark: 70000 - 100000 USD Yearly USD 70000.00 100000.00 YEAR
Job Description & How to Apply Below
Description

Job Summary:

We are seeking a motivated and technically skilled IT Systems Administrator to join our internal IT team. This position provides end-user support, administers on-premises and cloud systems, and helps maintain secure, reliable, and scalable technology infrastructure.

The ideal candidate is a practical problem solver who enjoys helping users, troubleshooting complex issues, and working across Windows, Linux, networking, cloud, and cybersecurity technologies. The role includes participation in an on-call rotation, periodic travel, and hands-on installation of server, storage, networking, and rack-mounted equipment.

What You’ll Be Doing:
End User & Help Desk Support
  • Provide technical support to internal end users.
  • Troubleshoot hardware, software, identity, access, connectivity, and system issues.
  • Respond to requests through the ticketing system, email, phone, chat, and deskside support.
  • Configure and deploy desktops, laptops, mobile devices, peripherals, and business software.
  • Create and maintain technical documentation and knowledge base articles.
  • Train users on technology best practices and security awareness.
Systems & Cloud Administration
  • Administer and support Windows Server, Windows desktop, and Linux environments.
  • Manage Microsoft 365, Microsoft Entra , Exchange Online, Teams, SharePoint, and related services.
  • Administer Microsoft Azure resources, identity, access controls, and cloud security configurations.
  • Perform maintenance, patching, monitoring, upgrades, and lifecycle management.
  • Support backups, recovery testing, business continuity, virtualization, and server deployments.
  • Monitor system availability, performance, capacity, and cloud cost trends.
Networking & Security
  • Configure and troubleshoot switches, firewalls, wireless networks, VPNs, and related infrastructure.
  • Support TCP/IP, DNS, DHCP, VLANs, routing, switching, LAN, WAN, and internet connectivity.
  • Assist with cybersecurity monitoring, vulnerability remediation, access reviews, and incident response.
  • Maintain accurate network documentation, diagrams, inventories, and configuration standards.
Infrastructure & Projects
  • Install, rack, cable, and maintain servers, storage, UPS systems, and networking equipment.
  • Participate in infrastructure upgrades, equipment refreshes, migrations, and technology deployments.
  • Assist with capacity planning, storage planning, infrastructure design, and technology roadmaps.
  • Coordinate with vendors, service providers, and internal stakeholders as needed.
Requirements

What You’ll Need:

Required Qualifications:
  • 3+ years of experience in IT administration, systems administration, help desk, or a related role.
  • Strong working knowledge of Windows desktop and server operating systems and Linux administration.
  • Experience administering Microsoft 365, Microsoft Entra , and Microsoft Azure services.
  • Working knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, VLANs, routing, and switching.
  • An understanding of firewalls, VPNs, wireless networking, and network security concepts.
  • Experience troubleshooting computer hardware, software, operating systems, and network issues.
  • Strong customer service, communication, documentation, and problem-solving skills.
  • Ability to work independently, prioritize competing needs, and collaborate effectively with a team.
  • Valid driver’s license and ability to travel when required.
  • Must be able to pass drug screening and background check
Preferred Qualifications:
  • Experience with VMware, Hyper-V, or another virtualization platform.
  • Experience with enterprise storage, infrastructure planning, monitoring, and backup solutions.
  • Knowledge of relational databases such as SQL Server, MySQL, MariaDB, or PostgreSQL.
  • Knowledge of web servers such as IIS, Apache, or NGINX.
  • Experience…
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