About Citi:

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.

As a bank with a brain and a soul, Citi creates economic value that is systemically responsible and in our clients’ best interests. As a financial institution that touches every region of the world and every sector that shapes your daily life, our Operations & Technology teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do from keeping the bank safe, managing global resources, and providing the technical tools our workers need to be successful to designing our digital architecture and ensuring our platforms provide a first-class customer experience. We reimagine client and partner experiences to deliver excellence through secure, reliable, and efficient services.

Our commitment to diversity includes a workforce that represents the clients we serve from all walks of life, backgrounds, and origins. We foster an environment where the best people want to work. We value and demand respect for others, promote individuals based on merit, and ensure opportunities for personal development are widely available to all. Ideal candidates are innovators with well-rounded backgrounds who bring their authentic selves to work and complement our culture of delivering results with pride. If you are a problem solver who seeks passion in your work, come join us. We’ll enable growth and progress together.

The Role:

This role is for a developing professional in application support, focused on enhancing system stability, performance, and overall support of Citi's trading applications. The position blends traditional incident and problem management with proactive monitoring and deployment responsibilities, similar to what an Application Support Engineer or Junior Site Reliability Engineer (SRE) role would perform. The successful candidate will apply deep technical knowledge and analytical skills to resolve complex issues, collaborate across technology teams, and ensure the reliability of critical business applications driving resolution with a high sense of urgency and effective communication across stakeholders.

Responsibilities

• Acknowledge, investigate, and resolve user-reported incidents and automated alerts via Service Now
• Act as a liaison between users/traders, internal technology teams, and vendors to coordinate issue resolution for trading apps
• Analyze ticket content, gather user information, and review log files to perform root cause analysis
• Utilize internal knowledge bases and runbooks to expedite issue resolution and create problem tickets for escalation to L3/Development teams
• Analyze incident trends to identify opportunities for permanent resolutions and support volume reduction
• Review and deploy application changes using u Deploy during designated green zone periods, strictly adhering to implementation and rollback plans
• Perform post-release checkouts and validation following application and infrastructure updates
• Monitor application health and performance using tools such as ITRS, Splunk, App Dynamics, Prometheus, and Grafana, taking proactive measures to prevent user impact
• Develop and maintain comprehensive technical support documentation, procedures, and knowledge base articles

Qualifications

• 2 years' experience in Application/Production Support, or an equivalent role in Information Technology/Application Development
• Basic fundamentals and hands-on experience with Linux/Unix environments
• Fundamental knowledge of or experience with SQL queries and data analysis methodologies
• Basic understanding or experience with monitoring platforms (e.g., ITRS, Splunk, App Dynamics, Prometheus, or Grafana)
• Any experience with job scheduling tools (e.g., Autosys, CRON, or Control-M) is a big plus
• Proficiency with incident/problem management tools such as Service Now, JIRA, or BMC Remedy
• Understanding of networking fundamentals, including TCP/IP, DNS, Load Balancers, and Firewalls
• Familiarity with any programming language

Education

• Bachelor's/University degree or equivalent work experience

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Job Family Group:

Technology

Job Family:

Applications Support

Time Type:

Full time

Primary Location:

Jacksonville Florida United States:

Primary Location Full Time Salary Range:

$69,050.00 - $96,350.00
In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

Anticipated Posting Close Date:

Feb 18, 2026
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.