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Added 8 mins ago
Senior Advanced Quality Engineer
Ecolab
Calgary, AB · CAN-Calgary Office Quarry Park
Full-time
Lead APQP deliverables (DFMEA, PFMEA, Control Plans, Process Validation) and coordinate PPAP execution to ensure production readiness.
Added 8 mins ago
Steam Chief (Chief Power Engineer)
Alberta Newsprint Company
Whitecourt, AB
Full-time
ANC is seeking a Steam Chief (Chief Power Engineer) to provide overall supervision and technical leadership for the mill’s pulp, paper and power generation systems. Reporting to the…
Added 8 mins ago
Service Shop Foreman - Working
Kaizen Automotive Group
Ponoka, AB
Full-time
…actively performing diagnostic and repair work. This role provides technical leadership to technicians, ensures adherence to OEM repair standards, and supports efficient workflow throughout…
Added 8 mins ago
Booking Clerk
Vancouver Coastal Health
North Vancouver, BC
$28.74 CAD / hour
Temporary
…with patients, doctor's offices, nursing units, physicians, technical staff and surgical/medical daycare, making follow up appointments, locating applicable images/films prior to…
Added 8 mins ago
Senior Security Engineer - Identity and Access Management
Marqeta
Remote, Canada
Full-time · Remote
Mentor junior engineers and serve as a technical lead for IAM-related projects.
Added 8 mins ago
Senior Product Engineer
Docebo
Remote, Canada
$102,800 to $137,000 CAD / year
Full-time · Remote
You work closely with Product, Design, QA, and other engineers to understand customer problems, make sound technical decisions, and take solutions from idea through production and iteration.
Added 8 mins ago
Supply Growth Lead
Forum Ventures
Remote, Canada
Full-time · Remote
Define the supplier profile. Decide what we need to know about a factory - MOQs, lead times, machinery, certifications, compliance, price bands, category strengths - for our matching and…
Added 19 mins ago
Territory Sales Manager (Quebec, Ottawa & All Atlantic Canada)
Construction Specialties
Mississauga, ON
$95,000 to $120,000 CAD / year
Full-time
Lead, coach, and support independent sales representatives.
Added 19 mins ago
Applications Engineer
Husky Technologies
Bolton, ON
Full-time
…passion of our people around the world and their desire to lead change. At the same time, we are not afraid to expect a lot and strive for leadership in all of our key markets. We are a…
Added 19 mins ago
Product Development Engineer|
Husky Technologies
Bolton, ON
Full-time
…Product Development Engineer. The successful candidate will lead the technical development of packaging products working with business development, completing engineering, and subsequent…
Added 19 mins ago
Estimator (Distribution)
Valard Construction
Toronto, ON
$90,000 to $130,000 CAD / year
Full-time
Reporting to the Lead Estimator, we are seeking a technically strong resource with knowledge and experience in Electrical Power Distribution Construction with the ability to compile cost…
Added 19 mins ago
Field Level Supervisor
SUMMIT
Brooks, AB
Internship
…to mentor and train employees on an ongoing basis. You will lead various pipeline/facility decommissioning or maintenance projects to completion in a safe and timely manner. You will be…
Added 19 mins ago
Product Design Lead Mechanical Lead
Novozen Healthcare LLC
ON · Ontario, Canada
$43 to $46 USD / hour
Contract
Position: Product Design Lead Mechanical Lead
Added 19 mins ago
Salesforce Admin Developer
Experis Canada
Toronto, ON
Contract
Lead discovery sessions, workshops, and requirements walkthroughs.
Added 19 mins ago
Production Supervisor - Night Shift
Safran
Mirabel, QC
Full-time
Lead and participate in daily production follow-up team meetings (QRQC, …)
Added 19 mins ago
Senior Business Intelligence (BI) Developer
UST
Toronto, ON
Full-time
Collaborate with business stakeholders to gather requirements and translate them into technical solutions
Added 19 mins ago
RQ11604 - Project Manager/Leader - Senior
A.T. Consulting & Recruiting Inc.
Toronto, ON
Contract
Should have a minimum of 5+ years of functional lead experience and 5+ years of experience as a QA.
Added 19 mins ago
Project Director | Nuclear, Industrial
Chandos Construction
Ottawa, ON
Full-time
Our vision is to emerge as Canada’s premier technical builder, distinguished by our relentless pursuit of innovation, collaboration, and sustainability in all that we do.
Added 19 mins ago
Mechanical Industrial Engineering Manager
Experis Canada
Montreal, QC
Contract
Lead, coach and develop supervisors, internal and external sales representatives, and technicians.
Added 19 mins ago
Senior Product Development Engineer – Liquid Cooling
Amphenol Communications Solutions
Markham, ON
Full-time
Amphenol is seeking a highly skilled and motivated Product Development Engineer to lead the design and development of liquid cooling solutions for front-end I/O connectors that will power…
Added 19 mins ago
Technical Sales Representative
TalentSphere Staffing Solutions
St. Catharines, ON
Full-time
Our client, an established Canadian manufacturer in the Niagara Region, is looking for an experienced Technical Sales Representative to support continued business growth across Ontario and…
Added 19 mins ago
Sr. Project Engineer - PL#39165
Peter Lucas
Vancouver, BC
Full-time
We are seeking an experienced Senior Project Engineer to lead and manage the Pre-FEED and FEED phases of a major debottlenecking project working Monday - Friday 40hrs a week.
Added 19 mins ago
Senior Mechanical Designer
Insight Global
Waterloo, ON
$50 to $57 CAD / hour
Contract
…company based in Waterloo, Ontario. In this role, you will lead the design and development of custom automated machinery, collaborating with project managers, programmers, customers, and…
Added 19 mins ago
Senior Foundry Integration Engineer
Photonic Inc.
Coquitlam, BC
$117,000 to $161,000 CAD / year
Full-time
Lead technical engagement with foundries, including aligning on integration intent, process assumptions, and learning objectives.
Added 19 mins ago
Product Development Engineer – Liquid Cooling
Amphenol Communications Solutions
Markham, ON
Full-time
Amphenol is seeking a highly skilled and motivated Product Development Engineer to lead the design and development of liquid cooling solutions for front-end I/O connectors that will power…

Citi

Python (Ab Initio) Engineer

Mississauga, ON, Canada

Pay: $94,300.00 - $141,500.00
Job type: Full-time
Experience: 4+ years of extensive professional experience in Oracle PL SQL program development using Java/Python/Spark/Kafka/Abinitio ETL technologies and Oracle as database.
Posting language: English
Posted: Sep 21, 2026

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Original job description

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.

Responsibilities:

Lead the design, development, and implementation of complex Data processing and analysis script using Oracle PL SQL programming, Python scripting , Unix Shell Scripting ,etc. for processing large datasets, leveraging expertise in distributed computing and data manipulation.
Partner with management teams to seamlessly integrate with ETL Framework & Spark-based solutions into existing data infrastructure, ensuring optimal performance .
Data integration delivery: Design, build, and operate robust batch process
Create Reconciliation process to validate data post ETL batch data load process : Develop and optimize workflows using smart automated data reconciliation
Create reusable patterns for ingestion, transformation, and automation data testing
Good to have knowledge to build Python engineering: Build Python-based utilities and frameworks for data loads,
Expert in automation, validation, reconciliation, and operational tooling.
SQL excellence: Write and tune complex SQL (query optimization, indexing strategy awareness, incremental loads, CDC patterns, and performance troubleshooting).
Data quality and controls: Implement validation rules, error handling, auditability, and reconciliation controls; create monitoring/alerting to meet SLAs
Architecture and design: Contribute to system architecture and integration design decisions (data contracts, schemas, versioning, resiliency).
Collaboration: Work closely with different workstream of application teams, enterprise architects, and analytics consumers to align on data definitions and delivery priorities.
Operational ownership: Participate in release planning, production support, incident triage, and continuous improvement to enhance reliability and reduce run-time cost.
Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, 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.

Qualifications:

4+ years of extensive professional experience in Oracle PL SQL program development using Java/Python/Spark/Kafka/Abinitio ETL technologies and Oracle as database.
Proven experience with shell scripting for large-scale data processing and distributed computing.
Thorough knowledge and hands-on experience with Oracle Database and Database housekeeping activities.
Strong understanding of data architecture principles and data infrastructure.
Good to have hands on Experience on Python in developing complex ETL applications.
Proficiency with Oracle PL/SQL or SQL, SQL tuning, writing packages, triggers, functions and procedures.
Expert in UNIX knowledge
Experience with data conversion / migration
Excellent trouble shooting and debugging skills.
Experience with developing and maintaining coding standards, testing, and debugging for complex applications.
Demonstrated ability to provide technical leadership and mentor junior engineers.
Excellent analytical, problem-solving, and critical thinking skills.
Strong communication and collaboration abilities, with experience partnering with various stakeholders.
Knowledge of risk assessment, data security, performance optimization, and scalability considerations.
Good to have exposure and hands on reporting tools like Tableau, Micro strategy, etc.

Education:

Bachelor's degree in Computer Science, Engineering, or a related field.
Master’s degree preferred

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Primary Location Full Time Salary Range:

$94,300.00 - $141,500.00

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

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

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Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

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This job opening is for an existing job vacancy.

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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.

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.

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More about this job

Responsibilities

Lead the design, development, and implementation of complex data processing scripts and ETL solutions using Python, Oracle PL/SQL, and Spark. Collaborate with cross-functional teams to ensure data quality, system architecture alignment, and operational reliability through release planning and production support.

Requirements

Requires 4+ years of professional experience in Oracle PL/SQL development using Java, Python, Spark, Kafka, or Ab Initio ETL technologies. Candidates must possess strong knowledge of data architecture, shell scripting, and database housekeeping activities.

Skills

Python
Oracle PL/SQL
Unix Shell Scripting
Ab Initio
Spark
ETL Framework
Data Integration
Data Reconciliation
SQL Tuning
Distributed Computing
Kafka
Java
Data Architecture
Performance Troubleshooting
Automation
System Architecture

Visa sponsorship

Not detected in the job text

Keywords

Python
Oracle PL/SQL
Ab Initio
Spark
Kafka
Java
Unix
Shell Scripting
ETL
Data Processing
Distributed Computing
Data Integration
Reconciliation
SQL Tuning
Data Architecture
Performance Optimization
Tableau
MicroStrategy
Data Migration
Automation
System Architecture
Database Housekeeping
CDC Patterns
Data Quality
Incident Triage
Release Planning
Coding Standards
Debugging
Technical Leadership
Risk Assessment

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