Application Senior Support Manager - VP

Citigroup Inc.; Belfast; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading financial services organization in Belfast is seeking an experienced Senior Support Manager for their Big Data Platform support team. This role involves application support, team management, and collaboration across regions, ensuring the seamless operation of technology platforms. Candidates should possess strong knowledge of Cloudera technologies and performance tuning. A Bachelor's degree is required, with a Master's preferred. The position offers a hybrid working model and competitive benefits package.

Benefits

27 days annual leave plus bank holidays

Discretionary annual performance-related bonus

Private Medical Care & Life Insurance

Employee Assistance Program

Pension Plan

Paid Parental Leave

Special discounts for employees, family, and friends

Access to learning and development resources

Qualifications

• Extensive experience in application support and team management.
• Ability to work effectively in global collaborations.
• Experienced in monitoring performance metrics and ensuring cluster stability.

Responsibilities

• Lead Big Data Platform support team.
• Partner with multiple technology teams to implement system enhancements.
• Identify and mitigate risks and vulnerabilities.

Skills

Cloudera technologies (HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka)

Performance tuning

Application support in Hadoop

SQL (Sybase, Oracle, MSSQL)

Problem solving and strategic thinking

PowerShell, UNIX shell scripting, Python, Java

Education

Bachelor’s/University degree

Master’s degree preferred

Job description

About the Team

Data Solutions Technology strives to provide measurable competitive advantage to our business by delivering high quality, innovative and cost effective reference data technology and operational solutions in order to meet the needs of the business, our clients, our regulators and stakeholders.

Olympus is a next generation Data Fabric to streamline data sources across ICG and enable industry-leading analytics, client, regulatory, surveillance, supervisory, risk & finance reporting and data science solutions that are Accurate, Reliable, Relevant, Consistent, Complete, Scalable, Timely, Secure, Nimble.

Olympus is built on Big data platform and technologies under Cloudera distribution like HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka.

Our team interfaces with a vast client base and works in close partnership with Operations, Development and other technology counterparts running the application production platform, providing quick resolutions and timely communications to their issues, and driving improvements to stability and efficiency practices to help us and the business succeed.

About the Role

We are seeking an experienced Senior Support Manager to lead our Big Data Platform support team. The successful candidate will have a strong background in application support, team management, and collaboration across multiple regions. This role requires a strategic thinker who can drive team performance, ensure seamless platform operations, and foster collaboration with global stakeholders.

Responsibilities

• The Application Senior Support Manager is responsible to partner with multiple technology teams to ensure appropriate integration of functions to meet goals; identify and define necessary system enhancements; analyze existing system logic, identify problems; and recommend and implement solutions.
• Provides expertise in area and an advanced level of understanding of the principles of apps support.
• Formulates and defines systems scope and objectives for complex, high impact application enhancements and problem resolution through in-depth analysis and evaluation of complex business processes, systems and industry standards; documents requirements.
• Partners with multiple technology areas and management teams to ensure appropriate integration of functions to meet goals.
• Works closely with Product Owners, Business Analysts and Systems Analysts to determine and document Systems impacts and support requirements
• Considers the implications of the application of technology to the current environment.
• Identifies risks, vulnerabilities and security issues; communicates impact; proposes risk mitigation options.
• Acts as advisor or coach to new or lower level analysts; allocates work.
• Provides in-depth analysis with interpretive thinking to define problems and develop innovative solutions.
• Directly impacts the business by influencing strategic functional decisions through advice, counsel or provided services.
• Persuades and influences others through strong and comprehensive communication and diplomacy skills
• Performs other duties and functions as assigned
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citi, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Skills & Qualifications

• Working knowledge of various components and technologies under Cloudera distribution like HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka.
• Very good knowledge on analyzing the bottlenecks on the cluster - performance tuning, effective resource usage, capacity planning, investigating.
• Perform daily performance monitoring of the cluster - Implement best practices, ensure cluster stability and create/analyze performance metrics.
• Hands-on experience in supporting applications built in Hadoop.
• Good knowledge of Microsoft based operating systems
• Linux experience
• Good SQL experience in any of the RDBMS.
• Focus on Sybase / Oracle / MSSQL databases
• Practical problem solving and strategic thinking skills
• Ability to work in a fast-paced environment
• Experience working or leading requirement gathering efforts for multiple large development projects at one-time
• PowerShell, UNIX shell scripting, Python, Java will be of added advantage.
• Autosys / CONTROL-M or other schedulers will be of added advantage

Education

• Bachelor’s/University degree, Master’s degree preferred

What we’ll provide you

By joining Citi Belfast, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:

• 27 days annual leave (plus bank holidays)
• A discretionary annual performance related bonus
• Private Medical Care & Life Insurance
• Employee Assistance Program
• Pension Plan
• Paid Parental Leave
• Special discounts for employees, family, and friends
• Access to an array of learning and development resources

The Citi Global Benefits page provides more details about benefits.

Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.

Job Family Group: Technology

Job Family: Applications Support

Time Type: Full time

Most Relevant Skills: Please see the requirements listed above.

Other Relevant Skills: For complementary skills, please see above and/or contact the recruiter.

Equal Opportunity Employer: 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.