Senior Cloud Application Support Engineer - AWS/Kubernetes

Keep essential services running when it matters most. In this role, you will help ensure production application flows remain stable, available, and performant for internal users and external clients. You will work hands-on with real-time issues, partner with engineers and infrastructure teams, and drive continuous improvements. You will contribute to a culture of operational excellence through proactive monitoring and thoughtful automation. If you enjoy troubleshooting, collaboration, and reliability-focused work, this role offers meaningful impact.

Job summary

As an Technology application support engineer in Technology Application Support, you will ensure the stability, availability, and performance of critical production application flows used by internal users and external clients. You will troubleshoot and resolve application and user-reported issues in a timely manner, support incident and problem management practices, and partner with stakeholders across technology to improve service reliability and the user experience.

Job responsibilities

• Provide end-to-end production support and maintenance across supported platforms, ensuring service stability, availability, performance, and capacity.
• Monitor service health using alerts, SLIs (Service Level Indicator), and SLOs (Service Level Objective); identify risks and trends, reduce alert noise, and address issues proactively.
• Lead incident response from triage and escalation through resolution, including incident bridges, root cause analysis, postmortems, and follow-up actions.
• Drive service reliability and operational improvements, including SRE practices, automation, and tooling enhancements, to reduce toil, improve MTTR (Mean time to resolve), and increase availability.
• Collaborate with engineering teams to design and implement automated deployment approaches.
• Implement infrastructure, configuration, and network as code for applications and platforms within your remit.
• Create and maintain runbooks, operational procedures, and knowledge-base documentation.

Required qualifications, capabilities and skills

• Bachelor’s degree in Computer Science or equivalent experience, with at least five years of experience supporting, troubleshooting, and maintaining production IT services.
• Strong written and verbal communication skills, including the ability to work effectively with stakeholders across teams and organizational levels.
• Proficiency in scripting languages such as Bash/KornShell, PowerShell, or Python to automate operational tasks and improve runbooks.
• Experience troubleshooting application issues involving databases such as Oracle or SQL Server, with an understanding of database concepts and SQL scripting.
• Experience supporting applications or infrastructure in large-scale technology environments across on-premises and public cloud platforms.
• Understanding of ITIL-aligned IT service management practices, incident, change, problem, and release management processes within regulated enterprise environments, ticketing, and escalation workflows.
• Hands-on experience supporting AWS Cloud, Kubernetes and containerized environments, including Docker, pod troubleshooting, namespace-level support, HPA/VPA tuning, OOM investigations, and resource optimization.
• Strong experience with observability, monitoring, and alerting for proactive service-health management, including Grafana, Prometheus, Splunk, Datadog/Cloudwatch, Dynatrace or AppDynamics, and Elasticsearch/Kibana.
• Experience with chaos engineering and resiliency operations.

Preferred qualifications, capabilities and skills

• Experience supporting technology platforms within a financial services environment.
• Relevant industry certifications (for example, ITIL, AWS, or equivalent technology support credentials).
• EKS preferred