Windows Systems Admin - Cloud, VDI & Containers

Cogeco Inc.; Belmont (NH); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Flexible schedule

Career growth

Discounted services

Competitive pay

Benefits package

Job summary

Breezeline in Rochester, NH is seeking an experienced Windows Systems Administrator to ensure continuous availability, performance, and security of Windows servers, virtualization platforms, and related infrastructure across on‑premises and cloud environments.

The role blends daily operations with proactive maintenance to meet SLAs, optimize user performance, and sustain a resilient enterprise system. Candidates should have 5+ years in IT ops, strong Windows/AD skills, and 24x7 on‑call readiness.

Qualifications

• 5+ years in IT infrastructure operations with 3+ years in systems administration and public clouds.
• Strong Windows Server administration, AD/LDAP, DNS, DHCP.
• Experience with virtualization platforms and enterprise storage/backup solutions.
• OS hardening, HA clusters, and DR testing experience.
• Available for 24x7 on‑call duties.

Responsibilities

• Administers Windows servers and virtualization hosts across on‑prem and cloud.
• Operates the company’s VDI infrastructure.
• Install, administer, and troubleshoot Windows, AD, DNS, DHCP servers.
• Maintain storage, virtualization, and backup software.
• Monitor IT server infrastructure and build automation scripts.
• Plan capacity and tune servers for uptime per SLAs.
• Apply patch management and security configurations.
• Maintain disaster recovery plans and DR exercises.
• Support Operations and Application Development teams.
• Handle incident, change, and problem management processes.

Skills

Windows Server administration

Active Directory/LDAP

Public cloud (GCP/Azure/AWS)

VMware/Proxmox

Automation scripting (PowerShell, Bash

On-call rotation

Security hardening/patching

English communication

Education

Bachelor's degree in CS/IT/Engineering

Tools

VMware

Proxmox

Veeam

Rubrik

Acronis

NetApp/Isilon/Data Domain

Job description

Breezeline in Rochester, NH is seeking an experienced Windows Systems Administrator to ensure continuous availability, performance, and security of Windows servers, virtualization platforms, and related infrastructure across on‑premises and cloud environments.

The role blends daily operations with proactive maintenance to meet SLAs, optimize user performance, and sustain a resilient enterprise system. Candidates should have 5+ years in IT ops, strong Windows/AD skills, and 24x7 on‑call readiness.