Senior Systems Administrator

Work Location: Home Office, United States – In Person (Preferred), Remote or Hybrid 

FTE: Full-Time 

Eligible Staff Types: Paid-Salary, Member (Career or Associate) 

Responsible To: IT Infrastructure Director 

GENERAL DESCRIPTION OF JOB: 

This ministry role is responsible for leading the maintenance and support of all Ethnos360 on-premises systems and infrastructure in collaboration with Infrastructure team members. This includes managing and maintaining the Home Office datacenter and handling issues escalated through service desk requests. The individual in this ministry role will assist in creating and implementing policies and procedures consistent with Ethnos360 goals, industry best practices, and other regulatory requirements. This ministry contributes to the proper function of Ethnos360 as we assist the local church in planting mature churches among least reached people groups. 

ESSENTIAL DUTIES AND RESPONSIBILITIES: 

• Configures, maintains, supports, and troubleshoots system upgrades and integrations on Windows servers 2012 R2, 2016, 2022. Technologies may include Exchange 2013 Hybrid, Active Directory (on Prem), DNS, DHCP, Cisco Umbrella, EMC SAN, SQL Server, ManageEngine OpManager 

• Administers, monitors, and maintains end user accounts, permissions, access rights, and storage in accordance with best practices in security, privacy, and regulatory compliance 

• Routinely performs and tests system backups and restores using Synology Active Backup for Business (ABB) 

• Anticipates, identifies, troubleshoots, and resolves hardware and software problems on servers and EMC SAN 

• Provides a timely response to Ethnos360 customer escalations for server issues 

• Performs file system configuration, administration, monitoring and maintenance  

• Deploys or installs patches and updates to the operating systems as well as the firmware on the datacenter infrastructure including UPSs, servers, and Cisco UCS chassis 

• Maintains documentation and provides system support for IT issues related to identified systems 

• Manages, maintains, and troubleshoots the on-prem Hyper-V Cluster Server on UCS chassis 

• Manages remote access to the Home Office network as well as VPN connected remote sites 

• Manages SSL/TLS certificates for on-prem services 

• Monitors EOL/EOS hardware and communicates with the IT Infrastructure Director regarding upcoming replacement needs 

• Manages WSUS for Windows updates to desktops and servers 

• Assists Infrastructure team members in deploying Windows updates as needed 

• Manages the Home Office Print Server 

• Manages and recommends hardware support contracts for datacenter equipment 

• Works with the Networking group to manage Citrix ADC’s, including security updates and patches 

• Manages and maintains the overall identity and access management for on-prem systems 

• Manages Entra AD Connect synchronization for existing Exchange hybrid environment 

• Monitors the internet connection for security risks 

• Monitors current cybersecurity threats and take necessary actions to protect on-prem systems 

• Employs the latest security protocols, managing access using RBAC and least privilege principles 

• Serves as the Cisco Umbrella Administrator which includes auditing the website and policy, managing the whitelist, and responding to service desk tickets 

• Participates in team meetings as required 

• Stays up to date with best practices  

• Participates in training and staff development activities 

• Maintains confidentiality of highly sensitive information 

• Performs other related duties required by the supervisor  

QUALIFICATIONS:  

Required Education, Certifications, or Work Experience: 

• Must have a high school diploma or GED  

• Must have a degree in Computer Science or a related Information Technology field,  

• A+ certification, or equivalent work experience  

Preferred Qualifications/Certifications: 

• CompTIA Server+ 

• CompTIA Security+ 

• Microsoft Certified: Windows Server Hybrid Administrator Associate 

• PowerShell and Advanced PowerShell for Automation 

• Knowledge of systems development lifecycle methodologies  

Additional Qualifications:   

• Strong Christian who is part of a local church community and who agrees to Ethnos360’s doctrinal statements 

• Advanced level of knowledge in Windows Server and Hyper-V configuration 

• Ability to take initiative and solve problems 

• Willing to contribute ideas to assist in process improvement and be an approachable team player 

• their daily work activities 

• Self-motivated with the ability to work independently and to carry out assignments to completion  

• Highly capable in following instructions, routines, and best practices in daily work with a strong attention to detail and accuracy 

• Willingness to continually learn and improve in technological and communication skills 

• Strong written and verbal communication skills, including the ability to effectively communicate with internal and external individuals 

• Adept at reading, writing, and interpreting technical documentation and procedures 

• Advanced vendor-agnostic knowledge of storage technologies such as SAN or NAS 

• Knowledge and appreciation for industry standards and best practices in system administration 

• Advanced operational knowledge of DHCP, DNC, IIS, Exchange, AD, Group Policies, etc. 

• Thorough knowledge of TCP, UDP, IP v4/v6 networking protocols 

• Extensive experience with Windows Server administration and support