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Trainline

Rail and coach travel booking platform

Senior Technical Support Analyst

IT Service Desk & End User SupportConfirmed live in the last 24 hours
Full-timeLondon, UK

About the Job

Requirements

  • Solid experience with Windows 11 and the Apple ecosystem in an enterprise environment, with working knowledge of Android and Linux.
  • Experience with JAMF Pro and Microsoft Intune mobile device management, including policy creation, complex troubleshooting, and deployment strategy.
  • Experience administering Microsoft 365, including Exchange Online, Teams, SharePoint, OneDrive, and the Microsoft 365 Security & Compliance Centre.
  • Administrative-level experience with Azure Active Directory, including user lifecycle, Conditional Access, self-service password reset, multifactor authentication, and role-based access control.
  • Experience with modern workplace solutions, including Autopilot, Intune, multifactor authentication, and cloud migration strategies.
  • Experience configuring, diagnosing faults in, and documenting platform integrations and single sign-on/SAML.
  • Experience with audiovisual and videoconferencing hardware and software, including room systems, conferencing platforms, and peripheral management.
  • Knowledge of TCP/IP, DNS, DHCP, LAN, WAN, and wireless networking.
  • Ability to write and adapt scripts using Windows Command Line or PowerShell and Apple scripting or Bash beyond basic use.
  • Experience with SaaS applications including Slack, the Atlassian suite, and cloud printing solutions.
  • Experience with IT service management platforms, lifecycle ticket management, service-level agreement reporting, and queue ownership.
  • Knowledge of security tools and best practices, PCI-DSS, and ISO 27001.
  • Ability to author runbooks and high-quality technical documentation.
  • Ability to conduct methodical investigations using logs, correlate patterns, and document findings before reaching conclusions.
  • Security-first mindset and understanding of governance and audit trails.
  • Ability to work autonomously under pressure, exercise sound judgment, and know when to escalate.
  • Willingness to work onsite as needed, including for events and critical incidents.

Responsibilities

  • Act as the team's technical escalation point, own complex incidents end-to-end, and ensure issues progress with clear direction.
  • Mentor and upskill junior and mid-level engineers by pairing on problems, reviewing work, and sharing knowledge consistently.
  • Set and maintain team quality standards for ticket management, documentation, and technical investigations.
  • Identify team skill gaps, raise them with the Workplace Technology Lead, and help close them through coaching or knowledge sessions.
  • Lead by example in attitude, thoroughness, communication, and follow-through, shaping team culture through daily behavior.
  • Support the Workplace Technology Lead with operational decisions, workload balancing, and service improvements.
  • Own the full incident lifecycle for complex and high-priority issues, from triage and investigation through resolution and post-incident review.
  • Conduct root-cause analysis by reviewing logs, correlating cross-system patterns, engaging third-party vendors, and documenting findings.
  • Monitor dashboards to keep the ticket queue healthy, reassign work when needed, and prevent service-level agreement breaches.
  • Identify recurring incidents, initiate problem investigations, and lead permanent fixes rather than repeated workarounds.
  • Ensure escalations are fully investigated, clearly documented, and appropriately prepared before referral to Tier 3 or vendors.
  • Administer Microsoft 365 services, including Exchange Online, SharePoint, Teams, OneDrive, and the Microsoft 365 Security & Compliance Centre.
  • Manage Azure Active Directory user and group lifecycles; design and troubleshoot Conditional Access policies; administer self-service password reset, multifactor authentication enforcement, and role-based access control.
  • Lead single sign-on/SAML integrations for new SaaS platforms by configuring, testing, and documenting them with the security team.
  • Own access-package governance and token-management processes in line with policy and audit requirements.
  • Support licence governance, including E3/E5 procurement and assignment, cost awareness, and escalation of out-of-policy requests.
  • Maintain the health of meeting-room audiovisual systems, including display hardware, conferencing codecs, room controllers, and peripherals.
  • Monitor audiovisual systems remotely, analyze performance, and perform regular firmware and software updates.
  • Deliver in-person and remote technical support for internal events and executive/all-hands presentations.
  • Serve as the senior audiovisual support contact and resolve issues quickly to minimize meeting disruption across sites.
  • Document audiovisual configurations and build runbooks so the wider team can support the estate.
  • Manage macOS and Windows 11 through JAMF Pro and Microsoft Intune/Autopilot, including policy authoring, complex deployment troubleshooting, and estate-wide configuration management.
  • Oversee the quality of onboarding and offboarding processes, including laptop builds, IT inductions, identity and access management compliance, deprovisioning, and asset retrieval.
  • Improve IT asset management through accurate inventories, lifecycle planning, hardware refresh adherence, and secure-disposal compliance.
  • Support Android and Linux environments and handle edge cases.
  • Champion team security standards by ensuring activity aligns with ISO 27001, PCI-DSS, and internal policy.
  • Lead the team's contribution to audit and compliance reviews by organizing evidence, ensuring processes are followed, and acting on findings.
  • Own offboarding for sensitive cases by coordinating deprovisioning, data-access controls, and asset recovery in line with CISO and privacy requirements.
  • Support multifactor authentication rollout, access-policy governance, and single sign-on governance initiatives with appropriate rigor and documentation.
  • Ensure team guidance is backed by security approval and documented references rather than informal Slack approvals.
  • Own and continuously improve the team's knowledge base, including standard operating procedures, runbooks, known-error records, and onboarding guides.
  • Identify process inefficiencies and design, implement, and embed improvements.
  • Propose and, where possible, implement artificial intelligence, machine learning, and scripting solutions to reduce toil and improve consistency.
  • Ensure approvals, decisions, and audit trails are recorded in the ticketing system rather than Slack.

Desired Qualifications

  • Microsoft 365 Certified: Endpoint Administrator Associate (MD-102).
  • Microsoft 365 Certified: Administrator Expert or Security Administrator Associate.
  • Azure fundamentals certification.
  • Apple macOS certifications, including ACSP (ACTC) or JAMF 100.
  • CompTIA A+ or Network+ certification.
  • ITIL Foundation v4 or v5 certification.

About the Company

Trainline

Rail and coach travel booking platform

Trainline is a digital travel platform for rail and coach services in the UK and Europe. It lets individual travelers, businesses, and travel agencies search, book, and manage journeys from multiple operators in one place. The platform provides real-time schedules, ticketing options, and travel updates through web and mobile interfaces, and also offers ancillary services such as travel insurance and seat reservations. Revenue comes from commissions on ticket sales and from additional services. Compared with competitors, Trainline combines a wide network of operators with real-time information and end-to-end journey management in a single platform, plus services like insurance and seat reservations that broaden its offering. Its goal is to make rail travel easier and more accessible, encouraging sustainable transportation by promoting rail as a practical, eco-friendly alternative to other modes of travel.

Company size
1,001-5,000
Company stage
IPO
Headquarters
London, United Kingdom
Founded
1997

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