Network Administrator

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Temporary Full-Time Professional Atlanta, GA, US

WE'RE HIRING!

Network Administrator - Atlanta, GA

Celebrating over 100 years in the community, Citizens Trust Bank remains committed to providing personalized service and financial solutions to meet the growing needs of our customers.

We are committed to our institution’s values of Integrity, Collaboration, Innovation, Service Excellence, Respect, Accountability, and Leadership, all of which are needed to continue our mission of empowering generations for financial success.

By joining our team, you can expect opportunities to enhance personal accomplishments and professional growth.

Position Summary

We are seeking a highly skilled and motivated Network Administrator to support and maintain our enterprise infrastructure, including Windows Server, Active Directory, Microsoft Entra  (Azure AD), endpoint devices, and network systems. This position is responsible for the daily administration, security, and operational support of servers, desktops, mobile devices, and network infrastructure.

The ideal candidate will have hands‑on experience with Windows Server administration, Group Policy management, Active Directory, Microsoft 365, endpoint management, and networking technologies including switches, routers, firewalls, and VLANs. This role will also serve as a technical liaison with Managed Service Providers (MSPs), Internet Service Providers (ISPs), and technology vendors during infrastructure outages and connectivity incidents.

This position requires a strong troubleshooting mindset, excellent communication skills, and the ability to manage multiple priorities in a fast‑paced environment.

Responsibilities include but are not limited to the following:

Windows Server & Infrastructure Administration

• Administer, maintain, and support Windows Server 2016, 2019, and 2022 environments.
• Install, configure, monitor, and troubleshoot Windows‑based server infrastructure.
• Perform server patching, upgrades, maintenance, and performance tuning.
• Manage file servers, print services, application servers, and shared resources.
• Monitor server health, capacity, event logs, and system performance.
• Participate in disaster recovery and business continuity planning.
• Maintain infrastructure documentation, inventories, and standard operating procedures.

Active Directory & Microsoft Entra

• Administer Active Directory users, groups, computers, and permissions.
• Design, implement, and maintain Organizational Unit (OU) structures.
• Create, modify, and troubleshoot Group Policy Objects (GPOs).
• Manage authentication, access controls, password policies, and security groups.
• Administer Microsoft Entra  (Azure AD), Microsoft 365, and hybrid identity environments.
• Configure and support Multi‑Factor Authentication (MFA), Conditional Access, and identity security controls.
• Support employee onboarding, offboarding, and access management processes.

Security & Server Hardening

• Implement Windows Server security best practices and Microsoft security baselines.
• Conduct server hardening reviews and remediate security vulnerabilities.
• Manage GPO security settings and configuration standards.
• Support cybersecurity initiatives, vulnerability remediation, and audit requirements.
• Review security findings from vulnerability assessments and penetration tests.
• Assist with endpoint security, access management, and compliance activities.

Network Administration

• Configure, manage, and troubleshoot enterprise network infrastructure.
• Administer Layer 2 and Layer 3 network devices, including switches, routers, wireless access points, and firewalls.
• Create,…