IT SysAdmin

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FT Systems Administrator - Austin, Houston, & San Antonio Full Time IT Administrator

POSITION PURPOSE

The Systems Administrator supports the reliable, secure, and efficient operation of the Bank’s enterprise server, virtualization, storage, messaging, and cloud-connected infrastructure. This role performs day-to-day administration, monitoring, troubleshooting, maintenance, documentation, and project support while delivering responsive service to business users and technology partners.

ESSENTIAL FUNCTIONS AND BASIC DUTIES

Administer and support Windows Server environments, Active Directory, Group Policy, DNS, DHCP, DFS, file and print services, and related enterprise services.
Monitor server, virtualization, storage, backup, messaging, and infrastructure health; respond to alerts and restore service within established operational and escalation procedures.
Perform routine account, group, permission, certificate, service, and system configuration tasks using approved change-management practices.
Support Microsoft Exchange Server and Microsoft 365 / Exchange Online hybrid services, including mailbox-related administration and basic mail-flow troubleshooting.
Administer and support VMware or comparable virtualization platforms, including virtual machines, templates, snapshots, resource allocation, and lifecycle maintenance.
Support enterprise storage, backup, recovery, and retention technologies; validate backup completion and participate in restoration testing.
Plan and execute preventive maintenance, operating-system and application patching, software and hardware upgrades, firmware updates, and vulnerability remediation.
Use PowerShell and other approved tools to automate repeatable administration, reporting, validation, and remediation tasks.
Troubleshoot incidents methodically, validate the root cause, document findings, and develop repeatable procedures that can be followed by other support personnel.
Create and maintain accurate system documentation, diagrams, inventories, knowledge articles, standard operating procedures, and change records.
Participate in Disaster Recovery and Business Continuity planning, testing, exercises, and recovery activities.
Support security policies and controls, including endpoint protection, email and web filtering, vulnerability management, logging, access controls, and remediation tracking.
Identify potential non-compliance or control gaps and promptly escalation findings through established Information Security and management channels.
Coordinate with Network, Systems, Applications, Information Security, Service Desk, and vendor teams to resolve issues and deliver infrastructure projects.
Provide professional support to internal users by phone, remote-support tools, and in person, with clear communication and strong customer-service practices.
Participate in an on-call rotation and perform approved after-hours maintenance or incident response as required.
Occasional travel and physical installation of server or infrastructure equipment may be required.
Perform other duties as assigned.
The above statements describe the general nature and level of work only. They are not an exhaustive list of all required responsibilities, duties, and skills. Other duties may be added, or this job description amended at any time.

SCOPE OF RESPONSIBILITIES

The Systems Administrator is responsible for the operational support of assigned servers, virtual infrastructure, storage, backups, messaging components, and associated technologies across production and alternate processing locations. The position works within established standards, escalates complex design or engineering issues, and contributes to cross-training and continuous service improvement.
SUPERVISORY RESPONSIBILITIES: This role does not have supervisory duties

QUALIFICATIONS

Education/Certification:
Bachelor’s degree in Computer Science, Information Systems, or a related field,or an equivalent combination of technical education and relevant experience.
Microsoft, VMware, Citrix, cloud, or security certification is preferred.
Experience in banking, financial services, or another heavily regulated industry ispreferred.
Experience required:
3+ years of enterprise Windows Server and systems administration experience.
3+ years supporting Active Directory and core Microsoft infrastructure services suchas DNS, DHCP, Group Policy, DFS, and file services.
2+ years supporting server virtualization technologies such as VMware vSphere orequivalent.
2+ years supporting enterprise backup, recovery, monitoring, patching, and endpointmanagement technologies.
1+ year supporting Microsoft Exchange, Microsoft 365, or hybrid messaging services.
Experience using PowerShell for routine administration and basic automation.
Experience documenting system configurations, changes, troubleshooting steps,and support procedures.
preferred EXPERIENCE:
Citrix Virtual Apps and Desktops, VMware Horizon, or comparable application anddesktop delivery platforms.
Enterprise SAN/NAS technologies, including platforms comparable to Pure.
Microsoft SQL Server administration at a basic operational support level.
Microsoft Entra ID, Azure, Oracle Cloud Infrastructure, or another enterprise cloudplatform.
Linux administration and support.
CommVault, BMC products, Citrix Administration are highly desirable.
Load balancers, certificate management, spam filtering, web filtering, SIEM,vulnerability scanning, and server automation tools.
Disaster recovery, business continuity, regulatory examination support, andremediation tracking.
Previous banking experience desired.
skills/abilities:
Applies structured troubleshooting and analytical reasoning rather than relying on assumptions; verifies findings before implementing corrective actions.
Demonstrates hands‑on initiative, sound judgment, attention to detail, and the abilityto manage multiple priorities with appropriate supervision.
Communicates technical information clearly to end users, peers, leadership, auditors,and vendors.
Works effectively across teams and maintains a positive, service-oriented approach.
Creates accurate, repeatable processes and operational documentation.
Understands least privilege, change control, risk reduction, internal controls, andsecurity and compliance responsibilities.
Maintains confidentiality and handles sensitive information in accordance with Bankpolicies.
Must be willing to participate in on-call support, perform after-hours work, and travel as business needs require.
PHYSICAL ACTIVITIES AND REQUIREMENTS OF THIS POSITION
finger dexterity: Frequent keyboard use and small hand movements associated with computer and equipment operation.
TALKING: Frequently conveys detailed or important instructions and technical information accurately.
AVERAGE HEARING: Able to hear normal conversations and receive ordinary information, with or without reasonable accommodation.
REPETITIVE MOTIONS: Frequent use of wrists, hands, and fingers.
VISUAL ABILITIES: Visual acuity sufficient to review documents, system consoles, cabling, andequipment, with or without reasonable accommodation.
PHYSICAL STRENGTH: Primarily sedentary office work. Occasional movement, installation, or lifting ofequipment may be required in accordance with safe-work practices.

WORKING CONDITIONS

None: Typical office and data-center environments. Approved after-hours, on call,remote support, and occasional travel duties may be required.

MENTAL ACTIVITIES AND REQUIREMENTS OF THIS POSITION

Reasoning Ability: Ability to understand and carry out detailed instructions, analyzeoperational problems involving multiple variables, evaluate evidence, and selectan appropriate course of action or escalation.
Mathematics Ability: Ability to perform basic calculations, use percentages and ratios, review capacityand performance information and interpret charts and graphs.
Language Ability: Ability to read and interpret technical materials, policies, procedures, and control requirements; write clear documentation and business communications; and communicate effectively with technical and non-technical audiences.
Hours: Monday - Friday 8:00 AM - 5:00 PM.
40 hours per week POSITION PURPOSE
The Systems Administrator supports the reliable, secure, and efficient operation of the Bank’s enterprise server, virtualization, storage, messaging, and cloud-connected infrastructure. This role performs day-to-day administration, monitoring, troubleshooting, maintenance, documentation, and project support while delivering responsive service to business users and technology partners.

ESSENTIAL FUNCTIONS AND BASIC DUTIES

Administer and support Windows Server environments, Active Directory, Group Policy, DNS, DHCP, DFS, file and print services, and related enterprise services.
Monitor server, virtualization, storage, backup, messaging, and infrastructure health; respond to alerts and restore service within established operational and escalation procedures.
Perform routine account, group, permission, certificate, service, and system configuration tasks using approved change-management practices.
Support Microsoft Exchange Server and Microsoft 365 / Exchange Online hybrid services, including mailbox-related administration and basic mail-flow troubleshooting.
Administer and support VMware or comparable virtualization platforms, including virtual machines, templates, snapshots, resource allocation, and lifecycle maintenance.
Support enterprise storage, backup, recovery, and retention technologies; validate backup completion and participate in restoration testing.
Plan and execute preventive maintenance, operating-system and application patching, software and hardware upgrades, firmware updates, and vulnerability remediation.
Use PowerShell and other approved tools to automate repeatable administration, reporting, validation, and remediation tasks.
Troubleshoot incidents methodically, validate the root cause, document findings, and develop repeatable procedures that can be followed by other support personnel.
Create and maintain accurate system documentation, diagrams, inventories, knowledge articles, standard operating procedures, and change records.
Participate in Disaster Recovery and Business Continuity planning, testing, exercises, and recovery activities.
Support security policies and controls, including endpoint protection, email and web filtering, vulnerability management, logging, access controls, and remediation tracking.
Identify potential non-compliance or control gaps and promptly escalation findings through established Information Security and management channels.
Coordinate with Network, Systems, Applications, Information Security, Service Desk, and vendor teams to resolve issues and deliver infrastructure projects.
Provide professional support to internal users by phone, remote-support tools, and in person, with clear communication and strong customer-service practices.
Participate in an on-call rotation and perform approved after-hours maintenance or incident response as required.
Occasional travel and physical installation of server or infrastructure equipment may be required.
Perform other duties as assigned.
The above statements describe the general nature and level of work only. They are not an exhaustive list of all required responsibilities, duties, and skills. Other duties may be added, or this job description amended at any time.

SCOPE OF RESPONSIBILITIES

The Systems Administrator is responsible for the operational support of assigned servers, virtual infrastructure, storage, backups, messaging components, and associated technologies across production and alternate processing locations. The position works within established standards, escalates complex design or engineering issues, and contributes to cross-training and continuous service improvement.
SUPERVISORY RESPONSIBILITIES: This role does not have supervisory duties

QUALIFICATIONS

Education/Certification:
Bachelor’s degree in Computer Science, Information Systems, or a related field,or an equivalent combination of technical education and relevant experience.
Microsoft, VMware, Citrix, cloud, or security certification is preferred.
Experience in banking, financial services, or another heavily regulated industry ispreferred.
Experience required:
3+ years of enterprise Windows Server and systems administration experience.
3+ years supporting Active Directory and core Microsoft infrastructure services suchas DNS, DHCP, Group Policy, DFS, and file services.
2+ years supporting server virtualization technologies such as VMware vSphere orequivalent.
2+ years supporting enterprise backup, recovery, monitoring, patching, and endpointmanagement technologies.
1+ year supporting Microsoft Exchange, Microsoft 365, or hybrid messaging services.
Experience using PowerShell for routine administration and basic automation.
Experience documenting system configurations, changes, troubleshooting steps,and support procedures.
preferred EXPERIENCE:
Citrix Virtual Apps and Desktops, VMware Horizon, or comparable application anddesktop delivery platforms.
Enterprise SAN/NAS technologies, including platforms comparable to Pure.
Microsoft SQL Server administration at a basic operational support level.
Microsoft Entra ID, Azure, Oracle Cloud Infrastructure, or another enterprise cloudplatform.
Linux administration and support.
CommVault, BMC products, Citrix Administration are highly desirable.
Load balancers, certificate management, spam filtering, web filtering, SIEM,vulnerability scanning, and server automation tools.
Disaster recovery, business continuity, regulatory examination support, andremediation tracking.
Previous banking experience desired.
skills/abilities:
Applies structured troubleshooting and analytical reasoning rather than relying on assumptions; verifies findings before implementing corrective actions.
Demonstrates hands‑on initiative, sound judgment, attention to detail, and the abilityto manage multiple priorities with appropriate supervision.
Communicates technical information clearly to end users, peers, leadership, auditors,and vendors.
Works effectively across teams and maintains a positive, service-oriented approach.
Creates accurate, repeatable processes and operational documentation.
Understands least privilege, change control, risk reduction, internal controls, andsecurity and compliance responsibilities.
Maintains confidentiality and handles sensitive information in accordance with Bankpolicies.
Must be willing to participate in on-call support, perform after-hours work, and travel as business needs require.
PHYSICAL ACTIVITIES AND REQUIREMENTS OF THIS POSITION
finger dexterity: Frequent keyboard use and small hand movements associated with computer and equipment operation.
TALKING: Frequently conveys detailed or important instructions and technical information accurately.
AVERAGE HEARING: Able to hear normal conversations and receive ordinary information, with or without reasonable accommodation.
REPETITIVE MOTIONS: Frequent use of wrists, hands, and fingers.
VISUAL ABILITIES: Visual acuity sufficient to review documents, system consoles, cabling, andequipment, with or without reasonable accommodation.
PHYSICAL STRENGTH: Primarily sedentary office work. Occasional movement, installation, or lifting ofequipment may be required in accordance with safe-work practices.

WORKING CONDITIONS

None: Typical office and data-center environments. Approved after-hours, on call,remote support, and occasional travel duties may be required.

MENTAL ACTIVITIES AND REQUIREMENTS OF THIS POSITION

Reasoning Ability: Ability to understand and carry out detailed instructions, analyzeoperational problems involving multiple variables, evaluate evidence, and selectan appropriate course of action or escalation.
Mathematics Ability: Ability to perform basic calculations, use percentages and ratios, review capacityand performance information and interpret charts and graphs.
Language Ability: Ability to read and interpret technical materials, policies, procedures, and control requirements; write clear documentation and business communications; and communicate effectively with technical and non-technical audiences.

#J-18808-Ljbffr Prosperity Bank