IT System Administrator

RiverWoods; United States; Hybrid; USD 75,000 - 110,000; Full time

Job summary

RiverWoods Group is seeking an IT System Administrator to join our Durham, NH team with support for Exeter, Manchester, and Durham communities. This on-site role offers a hybrid option and requires quick on-site response as needed.

You will manage a multi-platform, multi-site infrastructure, drive the long-term systems vision, and ensure reliability and security across the organization. Key responsibilities include administering Windows Server, Active Directory, VMware/Hyper-V, and cloud

Qualifications

• Bachelor's degree or equivalent and 2–5 years of systems administration experience.
• Experience administering Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, and Entra ID.
• Experience with VMware, Hyper-V, or other enterprise virtualization platforms.
• Demonstrated knowledge of enterprise networking, storage, backup, and disaster recovery.

Responsibilities

• Design, implement, administer, and maintain enterprise infrastructure across multiple sites.
• Monitor, maintain, troubleshoot, and optimize infrastructure for availability, performance, and security.
• Perform routine maintenance: OS updates, firmware upgrades, patching, hardware lifecycle management.
• Develop automation and documentation; SOPs and best practices for infrastructure.

Skills

Windows Server

Active Directory

Group Policy

DNS

DHCP

Entra ID

Microsoft 365

Networking

PowerShell

Scripting

Cloud services

Cybersecurity

VMware

Hyper-V

Education

Bachelor's Degree in Computer Science, IT or related field

2–5 years of systems administration experience

Tools

VMware

Hyper-V

PowerShell

Job description

Overview

System Administrator The RiverWoods Group is currently looking for an IT System Administrator to join our team based out of Durham, NH supporting our communities in Exeter, Manchester, and Durham. This is an onsite position however hybrid options exist for this role; must be able to respond to any onsite need quickly if required. Our IT Systems Administrator will manage and integrate the organization’s systems in a multi-platform, multi-site environment. In this role, you will help develop our long-term systems vision, research relevant platform technologies, recommend purchases, and maintain hardware and software to ensure system reliability and optimal performance. At RiverWoods, you can expect to find a fun, energetic and friendly team of people who enjoy working together and creating excellence for our residents. Our staff, residents and trustees are partners in open communication in the development of our organization. We are a nationally recognized Fit Friendly company and a non-smoking campus. RiverWoods offers many programs that support employees' personal and professional development and provides internal career growth opportunities.

Responsibilities

• Design, implement, administer, and maintain enterprise infrastructure, including:
  • Physical and virtual servers using Microsoft Windows Server, Linux, Hyper-V, VMware, and related technologies.
  • Network infrastructure including routing, switching, firewalls, VPN, wireless, software-defined networking (SDN), and network security.
  • Microsoft 365, Exchange Online, Entra ID (Azure), Active Directory, Group Policy, DNS, DHCP, and related cloud services.
  • Enterprise storage, backup, disaster recovery, business continuity, endpoint management, identity management, MFA, and security solutions.
  • Clinical communication and resident Life Safety systems, including Emergency Call, Nurse Call, and other integrated healthcare technologies.
• Monitor, maintain, troubleshoot, and optimize enterprise infrastructure to ensure system availability, performance, reliability, and security.
• Perform routine infrastructure maintenance, including operating system updates, firmware upgrades, security patching, hardware lifecycle management, and backup and disaster recovery testing.
• Develop and maintain automation, technical documentation, and standard operating procedures while evaluating best practices and recommending infrastructure improvements.
• Collaborate with Project Managers, vendors, and internal departments to implement infrastructure projects and document system configurations.
• Serve as an escalation point for complex infrastructure issues, perform root cause analysis, proactively monitor enterprise systems, and recommend corrective actions.
• Participate in capacity planning, technology refresh initiatives, and long-term infrastructure planning.
• Maintain current technical knowledge through professional development, industry research, and continuing education.
• Mentor and cross-train IT staff on infrastructure technologies, operational procedures, and best practices.
• Participate in a rotating on-call schedule to provide after-hours support for infrastructure emergencies and planned maintenance.
• Travel throughout New Hampshire to support organizational locations and infrastructure projects as needed.

Qualifications

Education and Experience

• Bachelor's Degree in Computer Science, Information Technology, or a related field, or an equivalent combination of education and 2 to 5 years of progressively responsible systems administration experience.
• Demonstrated experience administering:
• Microsoft Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, and Entra ID.
• VMware, Hyper-V, or other enterprise virtualization platforms.
• Enterprise networking, including routing, switching, VLANs, wireless networking, VPNs, and firewalls.
• Enterprise storage, backup, disaster recovery, and high availability infrastructure.
• Demonstrated experience with PowerShell or other scripting languages preferred.
• Demonstrated experience designing and implementing enterprise infrastructure and network solutions preferred.
• Technical certifications are desirable but not required (for example Microsoft, VMware, Aruba, SonicWall, CompTIA Network+, or Security+).

Knowledge, Skills, and Abilities

Ability to troubleshoot complex enterprise systems, document technical environments, and perform systematic root cause analysis to resolve technical issues

Strong knowledge of enterprise infrastructure, networking, virtualization, cloud services, cybersecurity, and systems administration best practices.

Excellent analytical, troubleshooting, organizational, and problem-solving skills.

Excellent verbal and written communication skills with the ability to communicate effectively with technical and non-technical audiences.

Ability to prioritize work, manage multiple projects, and meet deadlines.

Ability to work independently and collaboratively in a team environment.

Strong customer service skills with the ability to adapt quickly to changing technologies and business needs.

RiverWoods Group: Northern New England’s Largest Family of CCRCs

Three Communities, One Philosophy: Providing Community and Peace of Mind

Since 1994, every day we honor our founding premise: we are here to make things better. Everyone who works here, who serves on our board, who comes to live at one of our communities is connected to this concept. We are about making things better for people, every day. We believe that growing older should enhance, not diminish, the opportunity for a productive and rewarding life.

Each member of our team plays a critical role in achieving our mission: to create community and provide peace of mind to our residents. At RiverWoods, you will have the opportunity to work in a bright, attractive and vibrant community and enjoy a thriving long-term career.

If you’re looking for work that has meaning, purpose, and a future – then RiverWoods is for you.