Server Administrator

First Financial Bank Texas; Abilene (TX); On-site; USD 70,000 - 90,000; Full time

Job summary

First Financial Bank Texas is hiring a Server Administrator in Abilene, Texas. The role focuses on day-to-day administration of Windows Server and Active Directory, with hybrid cloud management via Microsoft Azure and Microsoft 365 in a primarily in-office setting.

You will drive automation, maintain security controls, and coordinate with Cybersecurity and IT teams to support business operations and regulatory compliance.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or related field, or equivalent experience.
• 3–5 years of Windows Server and Active Directory administration in enterprise environments.
• Hands-on experience with Microsoft Azure and Microsoft 365 administration.
• Knowledge of virtualization, storage, and backup technologies.
• Proficiency with PowerShell scripting or similar automation tools.
• Strong analytical, troubleshooting, and documentation skills.

Responsibilities

• Administer Windows Server environments, including configuration, patching, upgrades, and troubleshooting per change management.
• Deploy, configure, manage, and support Microsoft Azure and Microsoft 365 environments (compute, storage, networking, identity).
• Monitor cloud and on‑prem systems for performance, availability, and capacity; troubleshoot and remediate issues.
• Administer Active Directory objects, Group Policy, DNS, and DHCP.
• Maintain hybrid identity using Microsoft Entra ID Connect and synchronize health.
• Implement backup, disaster recovery, and high-availability solutions.
• Apply security controls enforcing least-privilege and secure authentication.
• Develop automation using PowerShell and IaC to improve efficiency.
• Collaborate with Cybersecurity and IT teams on vulnerability remediation and audits.
• Maintain documentation and standard operating procedures.

Skills

PowerShell scripting

Azure administration

Microsoft 365 administration

Active Directory

Windows Server administration

Hybrid/infrastructure automation

Education

Associate’s or Bachelor’s degree in IT/CS or related field

Job description

Address

We’re always looking for bright individuals to join our growing organization. As a part of the First Financial Family, we will invest in your development and provide a dynamic work environment where you’re challenged, valued and empowered every day. We strive to be the best destination for the industry’s top talent, creating a diverse, collaborative workplace that celebrates innovation and change. We are one team, working together to get things done.

Job Description

Office Location:

Abilene, Texas, United States

• This is an in-office position in Abilene, Texas.

Scope/Contacts

The Server Administrator is responsible for the day-to-day administration, maintenance, and optimization of the organization’s Microsoft Azure and Microsoft 365 environments. This role manages hybrid cloud and on‑premises infrastructure, ensures system reliability, security, and compliance, and works closely with Cybersecurity and other IT teams to support business operations. The Cloud Administrator plays a key role in automation, continuous improvement, and operational excellence across cloud and infrastructure platforms.

Essential Functions

• Administer Windows Server environments, including system configuration, patching, upgrades, performance tuning, and troubleshooting in accordance with change management standards.
• Deploy, configure, manage, and support Microsoft Azure and Microsoft 365 environments, including compute, storage, networking, and identity-related services.
• Monitor cloud-based and on-premises systems for performance, availability, reliability, and capacity; proactively identify, troubleshoot, and remediate issues.
• Manage virtual and physical infrastructure including servers, storage systems, backup platforms, and associated hardware.
• Administer Active Directory services including user and computer accounts, Group Policy, DNS, and DHCP.
• Maintain and support hybrid identity solutions using Microsoft Entra ID Connect, including synchronization health, access controls, and issue remediation.
• Implement, administer, and maintain backup, disaster recovery, and high availability solutions to meet defined recovery objectives.
• Apply and maintain security controls aligned with least-privilege access, secure authentication, and organizational security policies.
• Perform system upgrades, patching, configuration changes, and scheduled maintenance activities.
• Develop, maintain, and enhance automation using tools such as PowerShell and infrastructure-as-code technologies to improve efficiency and consistency.
• Assist in implementing infrastructure improvements related to reliability, scalability, performance, and cost optimization.
• Coordinate with Cybersecurity and other IT teams to support vulnerability remediation, security initiatives, and audit-related activities.
• Maintain accurate infrastructure documentation, system diagrams, and standard operating procedures.
• Provide escalated operational support and participate in after-hours support and on-call rotations as required.

Minimum Qualifications

• Associate’s or Bachelor’s degree in Information Technology, Computer Science, or a related field, or equivalent professional experience.
• 3–5 years of experience administering Windows Server and Active Directory in enterprise environments.
• Hands‑on experience with Microsoft Azure and Microsoft 365 administration.
• Working knowledge of virtualization, storage, and backup technologies.
• Proficiency with PowerShell scripting or similar automation tools.
• Strong analytical, troubleshooting, and documentation skills.

Preferred Qualifications

• Microsoft certifications such as Azure Administrator (AZ‑104) or Microsoft 365 Administrator.
• Experience working in regulated or compliance-driven environments.
• Experience with cost management and optimization in Azure.

The above statements reflect the general details considered necessary to decide the principal functions of the job identified and shall not be construed as a detailed description of all work requirements that may be inherent in the job.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)