Overview of the Role:

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 Enterprise 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.

Cyber Security Services is seeking a highly motivated candidate for the position of Production Support Technology Analyst for providing Operations support for the Authentication Platforms Infrastructure. He/she will be expected to oversee the operations-related work and projects, Security assessment, COB testing, maintenance of documentation and inventories, integration of Infrastructure and tools under global operational model, manage production problems, root cause analysis/resolution for system issues, defects, and minor enhancements, perform on-call support as required, perform risk control self-assessment tests and exercises, supporting project transition, operations, and technology. This candidate should be a technical leader with excellent communication skills and in-depth background in UNIX & Wintel technologies.
Candidate is expected to have a firm grasp of system administration, system related issues and solutions, and system monitoring. The candidate may act as a member of quick-response project task-support team and will often work under demanding deadlines, operating as a team member as well as independently to resolve complex problems.

Key Responsibilities and Attributes

• Provide Technical Application Support for the Security Infrastructure and Applications.
• Production and UAT Environment Troubleshooting expertise.
• Capacity, performance and Stability reporting and Management.
• Maintenance of scripts and other tools for system monitoring and process automation.
• Provide Technical Mentoring.
• Lead Operations-related projects and Security assessment for the infrastructure associated with the applications in scope.
• Leadership Skills to Document and do knowledge transfer to other team members.
• Be responsible to assess the risk and associated impact of all operational issues and change events and react quickly to escalate to technology management in a timely manner when required.
• Work closely with the infrastructure team to ensure the operational requirements are met during application integrations
• Continuously keep the Knowledge Share repository up to date.
• Strong interpersonal and communication skills.
• Strong analytical skills and attention to detail.
• Ability to work across all levels of the organization.
• Proven ability to work with demanding global partners within aggressive timelines; solid problem solving, analytical and technical abilities.

Work Schedule & On‑Call Requirements (North America)

This role includes participation in an on‑call rotation at least once per month. On‑call rotations last two consecutive weeks, including weekends.

During on‑call weeks, employees will work one of the following shifts:

• First Shift:

8:00 AM – 5:00 PM EST

• Second Shift:

11:30 AM – 8:30 PM EST

Employees may also be required to work weekends to complete assigned projects or activities, including those not related to on‑call duties. Weekend work is compensated with two weekdays off during the on‑call week.

When not on call, standard work hours are:

• 8: 00 AM – 5:00 PM EST

Strong candidates will possess the following qualifications:

• Bachelor’s degree in information technology or any other equivalent
• Knowledge and 3-5 years of experience in Operations support or System Administration
• Knowledge and experience with the following Operating Systems is a must: Red Hat, Linux, Windows System, or other Unix-based Operating Systems
• Hands on experience with Unix scripting, SQL, or any other equivalent
• Knowledge of Security tools and hands-on experience with some of the following technologies is an added advantage:
• Multi-Factor Authentication and Authorization Technologies: Safeword Premier Access, Cisco ISE, CITI2EE End to End Encryption, Cloud IAM, Site Minder, PBAC
• Identity Management Technologies: Sail Point
• Privileged Access and Vault Management Technologies: Cyber Ark, WAIS
• Monitoring or Automation Tools:

Tivoli, App Dynamics, Autosys, Service Now

• Knowledge of the following components would be a good addition:
• Web Servers (Apache, IIS, Sun One Web servers)
• Application Servers (Web Logic, Web Sphere)
• Databases (Oracle, SQL server, Sybase)
• Programming languages (Java, Perl, C/C++)
• Understanding of security, network architectures and protocols.
• Familiarity of Compliance and risk management frameworks and methodologies (ISO27002, SDLC)
• Certifications (CISSP, ITIL, CCNA/CCNP, CEH, Red Hat, MCSE, Cloud)
• Working knowledge in Key and certificate encryption, life cycle and end-to-end communication.

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:

Information Security:

Time Type:

Full time

Primary Location:

Jacksonville Florida United States:

Primary Location Full Time Salary Range:

$113,840.00 - $170,760.00

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:

Apr 17, 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.