Systems and Network Administrator

Key Responsibilities

• Maintain and optimize on-premises server infrastructure including Windows Server, VMware/hypervisor, and SAN
• Manage system backups, upgrades, and disaster recovery
• Oversee the full network stack — firewalls, switches, wireless LAN, VLANs, VPN, and ISP services
• Troubleshoot and resolve server, application, and network issues
• Serve as technical lead for migration from on-prem to cloud-based solutions (Azure, M365, SaaS)
• Develop a cloud adoption roadmap with the Senior Director of IT
• Integrate cloud services with on-prem systems; monitor and optimize cloud usage and costs
• Maintain compliance with PCI-DSS, Mass. 201 CMR 17.00, and NIST SP 800
• Implement and manage security measures: encryption, network segmentation, vulnerability management
• Work toward a Zero Trust Network Access (ZTNA) security model including IDS/IPS and MFAM
• Maintain Role-Based Access Control (RBAC), configuration management, and Disaster Recovery/Business Continuity (DR/BC) practices
• Lead infrastructure projects from concept through execution — on time and within budget
• Manage third-party vendors and cloud providers; ensure Service Level Agreements (SLAs) are met
• Cook hardware, software, and cloud services procurement

Qualifications

• 5+ years in IT infrastructure/sysadmin — generalist background required
• Windows Server administration (2016/2019)
• Meraki (LAN switching + wifi)
• Azure and Microsoft 365 administration
• Network fundamentals: TCP/IP, VLANs, firewalls, VPN, routing
• PCI-DSS or compliance framework experience
• Comfortable owning problems end-to-end without escalation

Preferred Qualifications

• Experience in a smaller org or nonprofit environment preferred
• Candidates from hyper-specialized Fortune 500 roles typically are not a fit
• Azure certifications
• SASE/ZTNA experience
• Hyper-V or VMware
• SQL Server basics
• Powershell, Terraform, or Ansible
• ITIL knowledge
• SAN/iSCSI experience
• Spanish proficiency (tech support context)