Systems Administrator (Corporate IT)

Talantir; Greater London; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

The Voleon Group in London, UK seeks a Systems Administrator to join Corp-ITS, supporting enterprise IT, automating tasks, and coaching the End User Support team.

You will manage SaaS platforms, provisioning workflows, and hardware lifecycle while partnering with Engineering on infrastructure projects. Hybrid role based in London.

Qualifications

• 3–5+ years in IT systems administration and support.
• Strong macOS and Windows endpoint administration.
• Experience with Jamf Pro and Intune.
• Proficient in Microsoft 365/Entra ID.
• Scripting skills in PowerShell, Python, or Bash.
• Networking basics and directory services (AD/LDAP).
• Backup/DR with Veeam/Time Machine.
• Experience with Slack, Zoom, Google Workspace."
• Excellent problem-solving and coaching skills.

Responsibilities

• Manage SaaS platforms (Microsoft 365/Entra ID, Slack, Zoom) including user administration, provisioning, and license management
• Provide technical support and escalation for the End User Support team. Resolve complex issues, assist with challenging requests, and coach service desk engineers
• Own employee technology lifecycle including provisioning workflows, hardware inventory, device refresh programs, and secure offboarding
• Maintain IT infrastructure including backup systems, server operations, and network services in partnership with Engineering
• Administer endpoint management platforms (Jamf Pro, Intune) including policies, software deployment, security enforcement, and fleet updates
• Build automation and tooling using scripting (PowerShell, Python, Bash) to streamline operations and reduce manual work
• Create operational documentation (runbooks, standards, guides). Partner with Engineering on infrastructure projects

Skills

macOS admin

Windows admin

Jamf Pro

Intune

Microsoft 365

Entra ID

PowerShell

Python

Bash

Networking

AD/LDAP

Backup/DR

Collab tools

Problem solving

Coaching

Tools

Jamf Pro

Intune

Microsoft 365 Admin

Job description

Voleon is a technology company that applies state-of-the-art AI and machine learning techniques to real-world problems in finance. For nearly two decades, we have led our industry and worked at the frontier of applying AI/ML to investment management. We have become a multibillion-dollar asset manager, and we have ambitious goals for the future.

Voleon is looking for a Systems Administrator to join our Corporate IT Services (Corp-ITS) team and play a critical role in the operation, support, and continuous improvement of our enterprise IT infrastructure. This position emphasizes platform operations, endpoint management, and technical support, while also building automation and tooling to streamline IT service delivery across the organization.

In this role, you will be directly involved in supporting the firm's software engineering, quantitative research, and financial operations teams. You will balance day-to-day operational excellence with hands-on user support, serving as an escalation resource and coach for the End User Support team while helping to drive efficiency through automation in a fast-paced, high-performance environment.

This is a hybrid role based in our London, UK office.

Responsibilities

• Manage SaaS platforms (Microsoft 365/Entra ID, Slack, Zoom) including user administration, provisioning, and license management
• Provide technical support and escalation for the End User Support team. Resolve complex issues, assist with challenging requests, and coach service desk engineers
• Own employee technology lifecycle including provisioning workflows, hardware inventory, device refresh programs, and secure offboarding
• Maintain IT infrastructure including backup systems, server operations, and network services in partnership with Engineering
• Administer endpoint management platforms (Jamf Pro, Intune) including policies, software deployment, security enforcement, and fleet updates
• Build automation and tooling using scripting (PowerShell, Python, Bash) to streamline operations and reduce manual work
• Create operational documentation (runbooks, standards, guides). Partner with Engineering on infrastructure projects

Requirements

• 3-5+ years in IT systems administration, platform operations, and user support
• Strong proficiency in macOS and Windows endpoint administration
• Solid experience with endpoint management platforms (Jamf Pro, Intune)
• Working knowledge of Microsoft 365/Entra ID administration
• Proficiency in at least one scripting language (PowerShell, Python, Bash)
• Understanding of networking (TCP/IP, DNS, DHCP, VPN, Wi-Fi) and directory services (Active Directory, Entra ID, LDAP)
• Familiarity with backup and disaster recovery solutions (Veeam, Time Machine)
• Experience with collaboration platforms (Slack, Zoom, Google Workspace)
• Strong problem-solving and diagnostic skills. Excellent communication for coaching team members
• Ability to manage multiple priorities and balance operational work with support requests
• Customer-focused, service-oriented, with the ability to work in a team environment

Preferred Qualifications

• Atlassian suite (Jira, Confluence, JSM) background
• Apple Business Manager and DEP/ADE experience
• Linux administration (RHEL, Ubuntu)
• IT certifications (ACSP, Microsoft 365, Jamf, CompTIA)
• Experience mentoring or coaching junior IT staff
• Financial services or regulated industry experience

“Friends of Voleon” Candidate Referral Program

If you have a great candidate in mind for this role and would like to have the potential to earn $15,000 if your referred candidate is successfully hired and employed by The Voleon Group, please use this form to submit your referral. For more details regarding eligibility, terms and conditions please make sure to review the Voleon Referral Bonus Program.

Equal Opportunity Employer

The Voleon Group is an Equal Opportunity employer. Applicants are considered without regard to race, color, religion, creed, national origin, age, sex, gender, marital status, sexual orientation and identity, genetic information, veteran status, citizenship, or any other factors prohibited by local, state, or federal law.

We may use artificial intelligence (AI) tools to support parts of the hiring process. These tools assist our recruitment team but do not replace human judgement. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.