Applications Support Technology Lead Analyst

The Apps Sup Tech Lead Analyst is a strategic professional who stays abreast of developments within own field and contributes to directional strategy by considering their application in own job and the business. Recognized technical authority for an area within the business. Requires basic commercial awareness. There are typically multiple people within the business that provide the same level of subject matter expertise.

Developed communication and diplomacy skills are required in order to guide, influence and convince others, in particular colleagues in other areas and occasional external customers. Significant impact on the area through complex deliverables. Provides advice and counsel related to the technology or operations of the business. Work impacts an entire area, which eventually affects the overall performance and effectiveness of the sub‑function/job family.

The Asset Servicing PS team provides the technical and business support for Citi’s global Asset Servicing Business. Support teams are located in multiple regions;
Belfast, India and Tampa.

Asset Servicing Processing Platform for Citi Markets Operations. It provides global capabilities for asset servicing processing, including announcement capture, stock record capture, and notifications to internal and external clients.

We are searching for a highly motivated and enthusiastic technical senior for ASPEN Team– based in Tampa. We work in partnership with the business running the application production platform, providing quick resolutions to their issues, driving stability, efficiency and effectiveness improvements to help us and the business succeed. The role will entail working closely with senior business partners, developing application knowledge, driving and tracking projects around stability and service improvement, incident resolution and follow‑up activities and providing strategic technical solutions.

• Provide timely, high‑quality L2 technical support for Asset Servicing platforms, ensuring minimal business impact during incidents.
• Investigate, diagnose, and resolve complex application, data, and infrastructure issues across distributed systems.
• Monitor system health and performance, proactively identifying risks and addressing issues before they impact business.
• Support market cut‑offs and time‑critical workflows.

• Own the full incident lifecycle from detection through resolution, including stakeholder communication.
• Lead root cause analysis and post‑incident reviews, driving permanent remediation and risk reduction.
• Partner with development teams to priorities fixes and resilience improvements.

• Work closely with Operations, Business Analysts, Developers, and Infrastructure teams across regions.
• Provide technical mentorship and guidance to junior support engineers.
• Influence application design and deployment decisions to improve stability, observability, and operability in production.
• Participate in a rotational on‑call schedule, including weekend support, for critical systems.

• Develop and maintain high‑quality support documentation, runbooks, and knowledge base articles.
• Drive automation initiatives using scripting and tooling to reduce manual intervention and operational risk.
• Assist with application deployments, upgrades, and disaster recovery testing.
• Identify and implement opportunities to improve monitoring, alerting, and support efficiency.

• Strong functional knowledge of Investment banking and Asset Servicing business.
• Proven experience supporting business‑critical applications in a global markets or trading environment.
• Strong SQL skills with experience working with relational databases (e.g. Oracle, SQL Server).
• Experience with middleware and messaging technologies such as MQ and Kafka.
• Demonstrable scripting ability in Python or shell scripting for automation and analysis.
• Experience with enterprise monitoring and observability tools such as ITRS Geneos, Splunk, Grafana, or equivalent.
• Strong analytical and troubleshooting skills, with the…