Top Tech Support Jobs in Belfast

Provides technical support for CrowdStrike’s cloud cybersecurity platform. Resolves customer issues through multiple channels, troubleshoots cloud, Kubernetes, container, and Linux environments, identifies root causes, documents bugs, creates knowledge content, and manages escalations. Advises customers on deployment, integration, and maintenance while collaborating with engineering and internal technical teams. The role also serves as a product subject matter expert and drives process improvements and customer-focused technical communications.

Own enterprise technical support cases from triage through resolution across Kubernetes, cloud infrastructure, ML platforms, authentication, data connectivity, and model deployment. Diagnose issues, write actionable Jira bug reports, create knowledge-base documentation, coordinate global case handoffs, and communicate clearly with customers. The role includes live troubleshooting sessions and participation in an EMEA weekend on-call rotation.

Provide post-sale technical support: assess, reproduce, and document customer issues; formulate and communicate resolution plans; gather resources; and deliver clear corrective actions. Requires IT, networking, cloud, virtualization, security knowledge, SQL/relational databases, and .NET experience.

Provide advanced technical support for Azure-hosted applications and customer environments. Troubleshoot database refreshes, upgrades, application errors, batch processing issues, and performance degradation across test and production systems. Collaborate with hosting and infrastructure teams, analyze recurring incidents, recommend long-term solutions, document resolutions, and contribute to knowledge-base content. The role requires customer-facing communication, independent remote work, and coordination across UK and US teams.

The Technical Support Specialist will troubleshoot technical issues, provide customer support via various channels, document solutions, and build strong customer relationships, utilizing cloud expertise.

Provide onsite end-user IT support: troubleshoot desktop OS and hardware, build/deploy laptops, maintain AV/conference equipment, manage tickets per SLAs, assist with imaging/patching/network changes, maintain asset data, liaise with global teams and local leaders to drive optimizations and technology adoption.

The Technical Support Analyst provides technical support and solutions for Objectif Lune's software, ensuring excellent customer service and case management while troubleshooting issues and maintaining product knowledge.

Provide advanced technical support and root-cause resolution for NiCE contact-center SaaS products, analyze logs/packets, mentor peers, own escalations, create KCS knowledge, and collaborate with R&D and internal teams to prevent recurrence and meet SLA targets.

Provide technical support for IAM services: troubleshoot and resolve incidents, perform root cause analysis, maintain SOPs/knowledge articles, support integrations and provisioning, collaborate with Engineering/DevSecOps, and drive automation and operational improvements while meeting SLAs.

Provide first-line technical support in English and French across phone, email, and chat; troubleshoot basic product issues, document interactions, educate customers on features, follow knowledge processes, and escalate complex cases.

Leads L2 production support for mission-critical corporate banking applications and distributed online banking platforms. Drives incident management, triage, root-cause analysis, resilience, observability, monitoring, and preventive remediation across hybrid cloud environments. Partners with engineering, architecture, infrastructure, product, business, and technology teams; identifies system enhancements, manages risks, mentors support teams, and advances AI-driven operational automation.

Investigate and resolve complex platform and integration issues for enterprise merchants, coordinate P1 incident response, monitor observability dashboards, escalate actionable issues to Engineering, and document resolutions to build the knowledge base. Serve as escalation owner and provide overflow support for Delivery Support during peak windows.

First-line, customer-facing technical support specialist handling phone and email tickets. Troubleshoot software and hardware across product suite, configure devices, document solutions, escalate complex issues, contribute to knowledge base, and participate in an after-hours rota.

Provide technical sales and first‑level support for residential PV+storage products, assist sales and product teams, perform PV system design with PVSyst, develop sales tools and training, support product launches, and advise on installations, certifications and customer requirements.

Triage, troubleshoot, localize and escalate complex client issues; deliver technical customer support; assist non-engineering teams with debugging; maintain internal documentation; derive structured feature requirements and bug reports from stakeholder information.

Provide advanced technical support for enterprise customers using Ditto’s SDK and Cloud products. Reproduce, debug, and escalate complex issues; coordinate production incident response and root-cause analyses; guide developers; build support automation and self-service tools; and communicate customer needs to Product and Engineering. Participate in a 24/7 on-call rotation and serve as a trusted technical advisor to high-profile customers.

Field-based Equipment Engineer responsible for installation, commissioning, planned maintenance and emergency breakdown response of mechanical, electrical and PLC-driven equipment. Manage diary, travel between customer sites in the Lower Midlands/Northampton region, troubleshoot faults, and support automation projects.

Lead a technical application support team for digital asset custody and settlements. Manage incident/outage response, SRE/observability, disaster recovery, ITIL processes, onboarding standards, and drive stability improvements while mentoring team members and collaborating with development and infrastructure partners.

Investigate complex platform, API, and infrastructure issues using logs, metrics, traces, and observability tools. Reproduce production bugs, collaborate with Engineering on root causes and fixes, improve developer experience through documentation and tooling, and design AI-assisted automations and operational workflows to scale support.

Triage and own enterprise support tickets for YugabyteDB, investigate incidents using logs and queries, reproduce issues, escalate with evidence, write thorough notes and handovers, contribute to knowledge base, and communicate calmly with customers during incidents.