Systems and Network Administrator

Sullivan Tire & Auto Service•Norwell, MA

1d•Onsite

About The Position

The Systems and Network Administrator is responsible for the reliable operation, security, and performance of the organization’s IT infrastructure. This role manages servers, networks, and related systems, ensuring availability, integrity, and scalability while supporting business operations and users across the organization.

Requirements

Bachelor’s degree in Information Technology, Computer Science or equivalent experience
5-7+ years of hand-on experience multi-site or distributed systems and network administration
Strong knowledge of: Windows Server environments and Active Directory Networking fundamentals (TCP/IP, VLANs, routing, firewalls) Backup, disaster recovery, and system monitoring tools
Experience supporting virtualized environments (VMware, Hyper-V at branch scale, Azure VM)
Strong troubleshooting, documentation, and communication skills

Nice To Haves

Experience with cloud platforms (Microsoft Azure, AWS, or similar)
Familiarity with Microsoft 365 administration
Security certifications or experience (e.g., firewall management, MFA, endpoint security)
Experience with Veeam, Azure backup
Relevant certifications such as: Microsoft, Cisco (CCNA), CompTIA Network+, Security+, or similar

Responsibilities

Install, configure, maintain, and support Windows and/or Linux servers (on-premises and cloud-based)
Manage Active Directory, Group Policy, DNS, DHCP, and file/print services
Monitor system performance, capacity, and uptime; proactively identify and resolve issues
Manage system backups, disaster recovery processes, and business continuity plans
Apply patches, updates, and security fixes across server and endpoint environments
Administer and support LAN, VPN, SD-WAN (Meraki) and wireless networks
Configure and maintain routers, switches, firewalls, and network security appliances
Monitor network performance, availability, and security (PRTG, Remote Manager, ConnectWise)
Troubleshoot connectivity issues and coordinate with ISPs and vendors as needed
Maintain network documentation, diagrams, and configurations
Implement and enforce security best practices, including user access controls and least-privilege principles
Monitor systems for security threats and respond to incidents
Support compliance efforts related to cybersecurity, data protection, and internal controls
Participate in regular security assessments and audits
Support enterprise applications, including collaboration, email, and productivity platforms
Assist with escalated technical issues from the help desk
Partner with business teams to support technology needs and improvements
Participate in infrastructure upgrades, system migrations, and technology projects
Evaluate and recommend hardware, software, and service solutions
Work with third-party vendors for implementation and ongoing support