Senior Application Support Engineer

Are you ready to make an impact at DTCC?

Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development? At DTCC, we are at the forefront of innovation in the financial markets. We are committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world that we serve.

• Competitive compensation, including base pay and annual incentive
• Comprehensive health and life insurance and well-being benefits, based on location
• Pension / Retirement benefits
• Paid Time Off and Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.
• DTCC offers a flexible/hybrid model of 3 days onsite and 2 days remote (onsite Tuesdays, Wednesdays and a third day unique to each team or employee).

As a Senior Application Support Engineer, you will play a critical role in ensuring the stability, reliability, and performance of mission-critical applications at DTCC.

This role goes beyond traditional support—focusing on Site Reliability Engineering principles, proactive system improvement, and operational excellence. You will partner closely with development, infrastructure, and global operations teams to enhance system resilience, reduce operational toil, and drive continuous improvement across the platform.

• Act as a Lead Application Support Engineer with responsibilities, partnering with engineering and infrastructure teams to improve system reliability, resilience, and observability
• Lead the resolution of critical production incidents, providing clear impact analysis, root cause identification, and preventive actions
• Own and drive incident, problem, and major incident management, including post-incident reviews and continuous improvement
• Proactively identify reliability risks and implement solutions to prevent recurrence and reduce operational toil
• Develop, maintain, and enhance runbooks, knowledge articles, and operational documentation
• Execute and support release, change, and deployment activities, including production releases and vendor upgrades
• Support and participate in Disaster Recovery (DR) testing, execution, and audit readiness
• Drive automation and alert optimization initiatives to improve efficiency and reduce noise
• Embed risk, control, and reliability best practices into day-to-day operations
• Collaborate with global teams to ensure high availability and operational excellence across systems

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* NOTE:

The Primary Responsibilities of this role are not limited to the details above. **

• 6-8+ years of experience in application support, or production engineering
• Bachelor's degree preferred or equivalent experience

Talent Needed for Success

• Strong hands-on experience in Application Production Support with SRE mindset focused on reliability, observability, production stability, resiliency, and incident prevention.
• Extensive experience supporting Linux and Windows environments, encompassing process inspection, log analysis, advanced troubleshooting, performance diagnostics, and system optimization.
• Strong scripting and automation expertise across Bash, Shell Scripting, Python, Ruby, Perl, and JavaScript.
• Hands-on experience with enterprise monitoring, observability, and analytics platforms such as Dynatrace, Splunk, Grafana, and Selenium.
• Deep technical expertise in SQL databases such as Oracle, Snowflake, PostgreSQL, or similar technologies, with proven ability to perform data analysis, troubleshoot production issues, conduct root cause investigations, and optimize query performance.
• Strong experience with ITSM and operational management platforms such as Service Now and Jira, supporting Incident, Problem, Change, and Major Incident Management processes.
• Hands-on experience supporting enterprise Messaging and Queueing Technologies such as IBM MQ, Oracle AQ, ActiveMQ, RabbitMQ, and Kafka.
• Strong experience with enterprise job scheduling platforms, particularly Autosys.
• Working knowledge of Cloud and Container Technologies such as Open Shift, AWS (EC2, S3, Lambda, SQS, IAM Roles), Amazon RDS Aurora, PostgreSQL, and cloud-native operational support practices.
• Familiarity with Mainframe technologies and troubleshooting concepts across COBOL, JCL, DB2, DB2 Stored…