Senior Software Engineer (DB2 DBA)

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 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.

Overview of the Role:

The Senior Software Engineer (DB2 DBA) is a key technical role responsible for the managing, maintaining, optimizing and securing the DB2 databases of new and existing applications within Citibank's technology ecosystem. This position requires a highly proficient and experienced individual with a deep understanding of the database administration, software development lifecycle (SDLC) principles, modern development practices, and a proven ability to deliver high-quality solutions in a fast-paced financial environment. This role demands strong technical expertise, problem-solving skills, collaboration within and across teams, and the ability to mentor junior team members.

Responsibilities:

• Perform core DBA tasks, including database creation, patching (specifically VTM patching), DB2 upgrades, backup and restore procedures, and ongoing maintenance.

• Download the DB2 database software from the IBM vendor site and create the packages for installation in the Citi environment.

• Interface with the IBM vendor for remediation of any security vulnerabilities and any other issues identified as database related.

• Investigate and resolve database performance bottlenecks.

• Utilize tools like DB2explain and DB2advise to analyze query performance and recommend optimization strategies.

• Monitor space usage and proactively recommend adjustments for optimal performance.

• Develop and maintain contingency plans for database recovery and business continuity.

• Participate in annual disaster recovery testing to validate and refine recovery procedures.

• Implement and maintain database security measures, including FID/Policy access management.

• Support audit and compliance requirements related to data security and access control.

• Manage OS upgrades and minimize their impact on database systems.

• Maintain expertise in relevant operating systems and platforms supporting our database infrastructure.

Qualifications:

• 5+ years of experience in the DB2 Database Administration role.

• Proven experience in Performance Tuning and Optimization using tools like DB2explain and DB2advise.

• Experience with automation scripting (e.g., Java, Shell, Python).

• Experience with distributed Database Platforms (DB2, Oracle, SQL, NoSQL).

• Familiarity with Cloud Database Technologies (e.g., Amazon RDS, Azure SQL Database, Google Cloud SQL, AWS DynamoDB, MongoDB Atlas).

• Practical experience with CI/CD principles and Implementation, including familiarity with tools like Jenkins, GitLab CI, or Azure DevOps

• Familiarity with monitoring tools such as Autosys.

• Experience with hardware upgrades, sizing, and high-availability configurations.

• Strong understanding of contingency planning and disaster recovery procedures.

• Knowledge of database security management, FID/Policy access management, and audit/compliance requirements.

• Experience managing OS upgrades and their impact on database systems.

• Excellent communication and problem-solving skills.

• Ability to work independently and as part of a team.

• Ability to manage multiple tasks and prioritize effectively.

• Excellent written and verbal communication skills.

Education:

Bachelor's degree in Computer Science, Information Systems, related field, or equivalent experience.

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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.

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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.

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