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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # IT Infrastructure Administrator - **Company:** Twin Oaks Technology LLC - **Location:** Twin Oaks, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Cloud Computing, Dynamic Host Configuration Protocol, Domain Name System (DNS), Monitoring of Systems, Hyper-V, Issue Tracking Systems, Virtual Private Networks (VPN), Internet Service Provider, Windows Servers, Network Diagrams, Routing, Azure Active Directory, Cloud Services, TCP/IP, Virtual Local Area Networks, Virtual Machines, Virtualization Technology, Wireless Networks, Firewalls (Computer Science), Information Technology, Firewall Services Module, Network Server, Vmware - **Published:** September 17, 2026 - **Apply:** https://www.dice.com/job-detail/0a2c3658-ad21-4249-91a1-6e3d04e49620 ## About the Role We are seeking a skilled and dependable IT Infrastructure Administrator to support and maintain a variety of client environments. This role is ideal for an experienced IT professional who is comfortable working across multiple systems, troubleshooting complex issues, and managing infrastructure in a fast-paced, service-driven environment. This position requires strong technical depth across networking, systems, and cloud technologies, along with the ability to independently diagnose and resolve issues across diverse client environments., * 7+ years of hands-on experience in network and systems administration * Strong technical knowledge of Networking: TCP/IP, VLANs, routing, switching, firewall configuration; Windows Server (2016/2019/2022), Active Directory, Group Policy; Microsoft 365 and Azure AD administration; Virtualization (VMware and/or Hyper-V); Backup and disaster recovery solutions * Experience using RMM tools and ticketing systems in a service-based environment * Ability to troubleshoot issues across multiple layers (network, system, application) * Strong documentation habits and organizational skills * Excellent communication skills with both technical and non-technical users * Ability to manage multiple clients and priorities simultaneously * Knowledge of and ability to implement cybersecurity best practices Work Environment Requirements * This is not a remote position * Must be able to work on-site in Union City, TN five days per week * Ability to lift and install equipment, work in confined spaces, and perform physical installation tasks What Success Looks Like in 90 Days * Independently handles the majority of day-to-day support tickets and client issues * Demonstrates strong understanding of key client environments and infrastructure * Successfully resolves escalated technical issues with minimal oversight * Accurately documents systems, configurations, and recurring issues * Builds confidence with clients through clear communication and reliable support * Contributes to at least one project (upgrade, migration, or deployment) ## Description * Deploy, configure, and maintain network and systems infrastructure across multiple client environments * Troubleshoot and resolve escalated issues involving networking, servers, virtualization, and cloud services * Configure and manage firewalls, VPNs, switches, and wireless infrastructure * Administer Windows Server environments, including Active Directory, Group Policy, DNS, and DHCP * Manage and support Microsoft 365 environments (Exchange Online, Azure AD, user and security management) * Support virtualization platforms (Hyper-V, VMware), including provisioning and maintenance of virtual machines * Implement and maintain backup and disaster recovery solutions * Monitor system health, performance, and security using RMM and monitoring tools * Work with vendors (ISPs, hardware providers, software vendors) to resolve issues and support deployments * Document network diagrams, configurations, and standard operating procedures * Assist with project work, including migrations, upgrades, and new client onboarding ## Related Videos - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Let developers develop again](https://www.wearedevelopers.com/videos/463-let-developers-develop-again) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [How should you format your IT resume?](https://www.wearedevelopers.com/magazine/68-how-should-you-format-your-it-resume)