Find & Apply For Network / Systems Administrator Jobs in Webster Groves, Missouri

The Archdiocese of St. Louis strives to teach and share our faith, serve others, and foster unity throughout the St. Louis area. Once a part of Kenrick-Glennon Seminary's campus, the Cardinal Rigali Center in Shrewsbury, MO is today the headquarters and curia (governing body) for the Archdiocese of St. Louis.

Job Summary

The Archdiocese of St Louis is seeking an experienced, operations focused IT Systems Administrator to join our Network Operations team and support our core technology infrastructure. This role provides operational administration for back-office systems, ensuring reliable performance, protection, and business continuity for our staff and ministries. The position functions as a core technical anchor for daily operations, while supporting the broader pastoral mission of the organization.

Job Responsibilities

Systems and Infrastructure Management Administer, maintain, and support hybrid Active Directory and Entra ID Environments, including, Group Policy, and user management.

Deploy, configure, and maintain Citrix NetScaler (ADC) appliances, with a focus on load balancing, SSL config, and high availability (HA) pair setups.

Monitor and manage network infrastructure, servers, and workstations to ensure uptime and optimal performance

Perform regular system updates, patches, and security hardening across all IT systems

Manage access controls, directory permissions, and core network services such as DNS and DHCP. Backup & Disaster Recovery Design, implement, and maintain backup and disaster recovery solutions aligned with organizational needs

Regularly test backup systems and recovery procedures to ensure data integrity

Manage backup software platforms and storage systems

Develop and maintain disaster recovery documentation and runbooks

Lead recovery efforts during system failures or data loss incidents

Back Office Operations Support

Troubleshoot hardware and software issues affecting daily operations

Document system configurations and maintain IT infrastructure records Security & Compliance Implement security best practices to protect organizational data

Monitor for security vulnerabilities and address threats promptly

Ensure compliance with relevant data protection standards

Job Requirements 3+ years of experience as an IT Systems Administrator, in a Windows Server environment.

Advanced proficiency with Windows Server environments and Active Directory administration

Direct hands-on experience with Citrix NetScaler configuration and administration, including traffic management, SSL certs, and HA pairs.

Hands-on experience with Veeam backup and disaster recovery software.

Strong troubleshooting and problem-solving skills

Excellent communication and documentation abilities

Ability to manage multiple priorities and respond to urgent issues

Solid grasp of fundamental networking concepts like VLANs, subnets, and routing logic.

Bachelor's degree in IT or related field, or equivalent hands-on experience.

Strong knowledge of network infrastructure and security fundamentals Preferred Qualifications Microsoft certifications (MCP, MCSA, MCSE, or equivalent)

Basic familiarity with Linux systems at the command line for troubleshooting and simple service maintenance.

Experience with virtualization platforms (VxRail, Hyper-V, VMware)

Experience with cloud services (Microsoft 365, Azure, or similar)

Experience with RMM (Remote Monitoring & Management) tools

Working knowledge of PowerShell for basic administration and task automation.

Experience supporting IT operations within a faith-based or non-profit organization. Key Skills & Competencies

Technical Expertise:

Windows Server, Active Directory, NetScaler, backup software, network administration, firewall and endpoint protection

Problem-Solving:

Ability to diagnose complex issues and implement effective solutions

Communication:

Clear explanation of technical concepts to non-technical staff

Organization:

Attention to detail in documentation and procedures

Reliability:

Dependable and responsive to organizational needs

Continuous Learning:

Commitment to staying current with IT trends and best practices The Archdiocese of St. Louis is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind. All employment decisions are based on business needs, job requirements and individual qualifications without regard to race, color, religion, gender, national origin, age, marital, parental, veteran or disability status. Pre-Employment Screening All candidates receiving an employment offer must submit a pre-employment screening. The screening will include criminal background check, Family Care Safety Registration, drug screen, employment and educational licensure/certification verification, health screening, and any other screenings deemed necessary for employment. Any offer would be contingent upon successful completion of any required screening.