Junior System Admin – Windows, AD & MS 365

Talent Source Group LLC; Shelton (CT); On-site; USD 55,000 - 75,000; Full time

Job summary

Talent Source Group LLC is assisting a regional financial institution in Shelton, CT to recruit a Junior System Administrator focused on service/help desk operations. The role supports Windows Server, Microsoft 365, and AD environments, with attention to backups, patching, and reliability.

The candidate should have 3+ years in systems administration, relevant certifications, and a proactive approach to automation and documentation in a regulated setting.

Qualifications

• 3+ years of systems administration experience.
• Must have Microsoft 365 & Windows Server.
• Windows 10/11
• Must have Active Directory & identity management
• Relevant certifications (Microsoft, VMware, Cisco)
• Strong problem-solving and troubleshooting skills
• Ability to manage multiple priorities independently
• Attention to detail in a regulated, compliance-driven environment
• Interest in automation, modernization, and continuous improvement

Responsibilities

• Point person for all end-user support
• Administer Windows Server, Datto Backups, and SAN storage
• Manage Active Directory, DNS, DHCP, and Group Policy
• Support Microsoft 365 (Teams, SharePoint, OneDrive)
• Oversee patching, backups, and disaster recovery processes
• Manage user provisioning and access controls
• Maintain documentation, diagrams, and system runbooks
• Proactively monitor system performance and improve stability
• Execute system upgrades and infrastructure changes
• Contribute to automation, optimization, and standardization efforts
• Recommend improvements to increase efficiency and scalability

Skills

Active Directory

Windows Server

Microsoft 365

Identity management

Automation

Troubleshooting

Documentation

Education

Microsoft Certification

VMware Certification

Cisco Certification

Tools

Datto Backups

SAN storage

Job description

Talent Source Group LLC is assisting a regional financial institution in Shelton, CT to recruit a Junior System Administrator focused on service/help desk operations. The role supports Windows Server, Microsoft 365, and AD environments, with attention to backups, patching, and reliability.

The candidate should have 3+ years in systems administration, relevant certifications, and a proactive approach to automation and documentation in a regulated setting.