## Job Description: Data Engineer – Python with Ab Initio Exposure
We are seeking a skilled Data Engineer with strong Python experience and exposure to Ab Initio. The ideal candidate will design, develop, and maintain reliable data pipelines, ETL processes, and data integration solutions using modern Python-based technologies while supporting enterprise data platforms.
### Key Responsibilities
- Design, develop, and maintain scalable batch and near-real-time data pipelines using Python.
- Build ETL/ELT processes for data extraction, transformation, validation, and loading.
- Work with relational databases, data warehouses, APIs, files, and distributed data platforms.
- Develop reusable Python modules, frameworks, and automation utilities for data engineering workflows.
- Support and enhance existing Ab Initio applications, graphs, and workflows under guidance from senior team members.
- Collaborate with business analysts, data architects, developers, and stakeholders to understand data requirements.
- Implement data quality checks, reconciliation, error handling, logging, and exception management.
- Optimize pipeline performance, scalability, reliability, and resource utilization.
- Perform root cause analysis and resolve data-related production issues.
- Integrate data pipelines with enterprise systems, databases, cloud platforms, and scheduling/orchestration tools.
- Participate in code reviews, testing, deployment, and production support activities.
- Document technical designs, data mappings, operational procedures, and workflows.
- Follow data governance, security, compliance, and engineering standards.
### Required Skills and Qualifications
- 4+ years of experience in data engineering, ETL development, or data integration.
- Strong programming experience in Python, including scripting, object-oriented programming, data processing, and automation.
- Good knowledge of SQL, relational databases, data warehousing, dimensional modeling, and ETL concepts.
- Experience with Python data libraries such as Pandas and PySpark, or equivalent distributed processing frameworks.
- Exposure to Ab Initio tools, including GDE, Co>Operating System, EME, or Conduct>It.
- Understanding of Ab Initio graphs, components, metadata, workflows, and operational processes.
- Experience implementing data validation, reconciliation, error handling, and monitoring.
- Familiarity with Git, CI/CD, testing practices, and Agile delivery methods.
- Strong analytical, troubleshooting, and problem-solving skills.
- Excellent communication and collaboration skills.
### Preferred Skills
- Experience with Apache Airflow, Control-M, or other workflow orchestration tools.
- Exposure to Spark, Kafka, cloud data platforms, or containerized environments.
- Familiarity with data modeling, metadata management, data lineage, and data quality frameworks.
- Experience working in financial services, banking, or other highly regulated environments.
- Knowledge of performance tuning for Python, SQL, Spark, or Ab Initio workloads.
- Experience supporting enterprise-scale data migration or modernization initiatives.
### Education
Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field.
### Experience Level
Mid-level Data Engineer with strong Python expertise and working exposure to Ab Initio; candidates with deeper Ab Initio experience are welcome.
## Job Description: Data Engineer – Python with Ab Initio Exposure
We are seeking a skilled Data Engineer with strong Python experience and exposure to Ab Initio. The ideal candidate will design, develop, and maintain reliable data pipelines, ETL processes, and data integration solutions using modern Python-based technologies while supporting enterprise data platforms.
### Key Responsibilities
- Design, develop, and maintain scalable batch and near-real-time data pipelines using Python.
- Build ETL/ELT processes for data extraction, transformation, validation, and loading.
- Work with relational databases, data warehouses, APIs, files, and distributed data platforms.
- Develop reusable Python modules, frameworks, and automation utilities for data engineering workflows.
- Support and enhance existing Ab Initio applications, graphs, and workflows under guidance from senior team members.
- Collaborate with business analysts, data architects, developers, and stakeholders to understand data requirements.
- Implement data quality checks, reconciliation, error handling, logging, and exception management.
- Optimize pipeline performance, scalability, reliability, and resource utilization.
- Perform root cause analysis and resolve data-related production issues.
- Integrate data pipelines with enterprise systems, databases, cloud platforms, and scheduling/orchestration tools.
- Participate in code reviews, testing, deployment, and production support activities.
- Document technical designs, data mappings, operational procedures, and workflows.
- Follow data governance, security, compliance, and engineering standards.
### Required Skills and Qualifications
- 4+ years of experience in data engineering, ETL development, or data integration.
- Strong programming experience in Python, including scripting, object-oriented programming, data processing, and automation.
- Good knowledge of SQL, relational databases, data warehousing, dimensional modeling, and ETL concepts.
- Experience with Python data libraries such as Pandas and PySpark, or equivalent distributed processing frameworks.
- Exposure to Ab Initio tools, including GDE, Co>Operating System, EME, or Conduct>It.
- Understanding of Ab Initio graphs, components, metadata, workflows, and operational processes.
- Experience implementing data validation, reconciliation, error handling, and monitoring.
- Familiarity with Git, CI/CD, testing practices, and Agile delivery methods.
- Strong analytical, troubleshooting, and problem-solving skills.
- Excellent communication and collaboration skills.
### Preferred Skills
- Experience with Apache Airflow, Control-M, or other workflow orchestration tools.
- Exposure to Spark, Kafka, cloud data platforms, or containerized environments.
- Familiarity with data modeling, metadata management, data lineage, and data quality frameworks.
- Experience working in financial services, banking, or other highly regulated environments.
- Knowledge of performance tuning for Python, SQL, Spark, or Ab Initio workloads.
- Experience supporting enterprise-scale data migration or modernization initiatives.
### Education
Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field.
### Experience Level
Mid-level Data Engineer with strong Python expertise and working exposure to Ab Initio; candidates with deeper Ab Initio experience are welcome.
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Job Family Group: Technology------------------------------------------------------
Job Family:Applications Development------------------------------------------------------
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.------------------------------------------------------
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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.
Skills Required
- 4+ years of experience in data engineering, ETL development, or data integration
- Strong programming experience in Python, including scripting, object-oriented programming, data processing, and automation
- Knowledge of SQL, relational databases, data warehousing, dimensional modeling, and ETL concepts
- Experience with Pandas, PySpark, or equivalent distributed processing frameworks
- Exposure to Ab Initio tools, including GDE, Co-Operating System, EME, or Conduct-It
- Understanding of Ab Initio graphs, components, metadata, workflows, and operational processes
- Experience implementing data validation, reconciliation, error handling, and monitoring
- Familiarity with Git, CI/CD, testing practices, and Agile delivery methods
- Strong analytical, troubleshooting, and problem-solving skills
- Excellent communication and collaboration skills
- Bachelor's or Master's degree in Computer Science, Information Technology, Engineering, or a related field
- Experience with Apache Airflow, Control-M, or other workflow orchestration tools
- Exposure to Spark, Kafka, cloud data platforms, or containerized environments
- Familiarity with data modeling, metadata management, data lineage, and data quality frameworks
- Experience in financial services, banking, or other highly regulated environments
- Performance tuning experience for Python, SQL, Spark, or Ab Initio workloads
- Experience supporting enterprise-scale data migration or modernization initiatives
Citi Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Citi and has not been reviewed or approved by Citi.
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Healthcare Strength — Health coverage is presented as comprehensive, including free in-network preventive care, mental-health resources, and the Be Well Program. Materials also state new hires have access to health and insurance benefits from the outset.
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Retirement Support — The retirement plan offers a $1-for-$1 match up to 6% of eligible pay. New employees are eligible for the plan, with automatic enrollment after 90 days if they do not enroll themselves.
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Inclusive Benefits Coverage — Benefits highlight fertility treatment coverage, adoption/surrogacy reimbursement up to $30,000, and disability coverage. Coverage extends to spouses and domestic partners regardless of gender identity or sexuality, with gender-affirming care-related support noted.
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