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Added 20 days ago
GE
Business Analyst
GFL Environmental Inc.
Vaughan, ON
- Full-time
Stakeholder Management: The ability to connect with senior business leaders to understand project priorities and align on success metrics and keep project efforts focused on achieving the…
Added 20 days ago
T
Manager, Analytics and Insights - AI Accelerator
TD
Toronto, ON · Montreal, QC
- Full-time
Under the supervision of the respective Senior Manager, the manager will be involved in the following key activities:
Added 20 days ago
T
Actuarial Analyst III
TD
Toronto, ON · Montreal, QC
- Full-time
Builds stakeholder alignment in leading projects and activities; may provide process and subject matter advice at senior levels
Added 20 days ago
T
Software Engineer I - Development and Quality Engineering
TD
Toronto, ON
- Full-time
Design, develop, unit test, debug, and maintain application components, APIs, database objects, ETL processes, and supporting technical documentation under the guidance of senior engineers.
Added 20 days ago
IS
Senior Data Engineer
Iris Software Inc.
Mississauga, ON
- Contract
5-8 years SQL & Python; cloud data platform experience (Snowflake highly preferred)
Added 20 days ago
H
Senior Python Engineer - Data Platforms
Highspring
Montreal, QC
- Full-time
Highspring is seeking a Senior Python Engineer to join a high-performing Data & AI team responsible for building modern data platforms that power advanced analytics and machine learning…
Added 20 days ago
F
Infrastructure Architecture - Senior Professional I
Fiserv
Toronto, ON
- Full-time
· Collaborate closely with application and feature development teams to optimize database schemas and SQL queries prior to production releases.
Added 20 days ago
D
Data Scientist
Dexian
Mississauga, ON
- $75 to $85 CAD / hour
- Contract
Build dashboards/data applications for senior business stakeholders.
Added 20 days ago
AT
Senior Data Engineer
Arkhya Tech Inc.
Ottawa, ON
- Contract
This position is for a Senior Data engineer with a background in Python, Pyspark, SQL and data warehousing for enterprise level systems
Added 20 days ago
T
Business Application Specialist
TD
Toronto, ON
- Full-time
Added 20 days ago
S
Senior Data Engineer
Scene+
Toronto, ON
- Full-time
…organization. You will write, debug, and operate production code using Python, SQL, and cloud-native tools, applying rigorous engineering practices including code reviews, branching…
Added 20 days ago
SA
Senior Application Support Engineer (Trading & Market Data)
Solactive AG
Toronto, ON
- Full-time
Execute database changes and optimise SQL queries.
Added 20 days ago
Lead Data Engineer
ZS
Toronto, ON
Proficiency in SQL, Python, or other relevant programming languages.
Added 20 days ago
TI
Semantic Modeller
TS Imagine
Montreal, QC
- Full-time
…multiple openings across levels, from intermediate through…
Added 20 days ago
UO
Manager, Identity and Access Management
University of Waterloo
Waterloo, ON
- Full-time
2-4 years of leadership responsibility managing midsized teams and influencing senior-level management and key stakeholders.
Added 20 days ago
S
AI Workflow & Operations Intern
Semtech
Richmond, BC · CAN - Richmond, BC
- Full-time
…embedded within Sales Operations. You will work directly with the Senior Director of Global Sales Operations to design, test, and document AI-enabled workflows that improve efficiency,…
Added 20 days ago
R
Director, Counterparty Credit Risk Models, Global Risk Analytics
RBC
Toronto, ON
- Full-time
Strong data management and analysis skills (e.g. SQL and Excel).
Added 20 days ago
F
Senior Software Engineer
Fleetworthy
AB · Edmonton, AB
- Full-time
Senior-level full stack developer with Dev Lead Experience
Added 20 days ago
P
Digital Operations, Senior Associate
PwC
Toronto, ON · Ottawa, ON
- Full-time
Tools may include Python, R, and SQL; optimization solvers; simulation libraries; and enterprise or cloud data platforms.
Added 20 days ago
T
Data Scientist III - Financial Crimes Network Analytics (ATH 5556)
TD
Toronto, ON · Markham, ON
- Full-time
Core skills: SQL, Python for data analytics; statistics;
Added 20 days ago
T
KYC Business Insights & Enablement
TD
Toronto, ON · Markham, ON
- Full-time
We are seeking an experienced Senior Financial Crime Risk Specialist to join our Financial Crime Risk Management (FCRM) team to support the oversight of the Bank's Know Your Customer (KYC)…
Added 21 days ago
Senior Specialist, Software Engineering (.Net)
CMHC - SCHL
Ottawa, ON · Montreal, QC
Join the Technology and Business Transformation team, in the Senior Specialist, Software Engineering (.Net Developer) position, where the next generations of software applications are being…
Added 21 days ago
Bilingual Senior Specialist, Software Engineering (.Net)
CMHC - SCHL
Ottawa, ON · Montreal, QC
Join the Technology and Business Transformation team, in the Bilingual Senior Specialist, Software Engineering (.Net Developer) position, where the next generations of software applications…
Added 21 days ago
T
Data Scientist III - Financial Crimes Network Analytics (ATH 5556)
TD
Toronto, ON
- Full-time
Core skills: SQL, Python for data analytics; statistics;
Added 21 days ago
HD
Databricks Engineer
Hire DigITalent Inc.
Toronto, ON · Greater Toronto Area, Canada
- $90 to $110 CAD / hour
- Contract
…marketing and promotions. The project team needs a seasoned Senior Data Engineer to help lead the charge, stabilize key deliverables, and guide our technical strategy. This is a critical…

Fiserv

Infrastructure Architecture - Senior Professional I

Toronto, ON, Canada

$92,000.00-$115,000.00 · Full-time

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Job details

Pay: $92,000.00-$115,000.00
Job type: Full-time
Experience: · 3+ years of relevant work experience in data engineering or database-focused roles.
Posting language: English
Posted: Oct 7, 2026

Original job description

Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Infrastructure Architecture - Senior Professional I

About your role:

As an Infrastructure Architecture - Sr Professional I, you will play a vital role in developing and implementing infrastructure strategies that align with Fiserv's business objectives. Your expertise will contribute to the robustness, scalability, and security of our infrastructure systems. You will collaborate with cross-functional teams to design and deploy architecture solutions that meet the evolving needs of the financial services industry.

Responsibilities and Duties

· Lead and support MySQL database design and optimization to enable platform growth and scalability.

· Drive schema design and improvements, balancing tactical needs with long-term architectural strategy to support.

· Enterprise data warehouse

· Operational data consumers

· Collaborate closely with application and feature development teams to optimize database schemas and SQL queries prior to production releases.

· Own and support ETL pipelines and Data Lake management to ensure reliable and efficient data ingestion and processing.

· Contribute to and support database migration initiatives, including migrations from MySQL to PostgreSQL (strongly preferred).

· Support and enhance ETL ingestion scripts, with Python experience considered a strong asset.

· Proactively identify opportunities to improve platform stability, performance, and data resiliency.

· Analyze system incidents, perform root cause analysis, and manage recovery efforts to ensure rapid restoration of services without data loss.

· Provide technical leadership and people management, including mentoring and managing a small team of data engineers.

· Maintain a high level of attention to detail, ensuring data quality and operational excellence in daily activities.

Qualifications and Skills

· Diploma / Degree in Computer Science, Software Engineering or similar

· 3+ years of relevant work experience in data engineering or database-focused roles.

· Demonstrated experience in one or more of the following areas:

o Database administration

o Data engineering

o ETL data loading and ingestion

o Data classification and normalization

o SQL performance tuning and schema optimization

· Experience with database security hardening and implementing best practices, including collaboration with cross-functional teams to promote zero-trust and secure data access.

· Familiarity with AWS services, including Glue, Lambda, Redshift, DMS and EKS (Kubernetes).

· Familiarity with Snowflake and Data Streaming services (MSK, Kafka, Confluent).

· Experience with Linux system administration, web servers, and networking is an asset.

· Strong analytical and problem-solving skills, with a proactive mindset for improving systems and processes.

· A deep curiosity and passion for learning, staying current with technical trends, and recommending appropriate tools and approaches.

· Excellent communication skills, with the ability to clearly explain technical concepts and collaborate effectively across business and technical teams.

Salary Range:

$92,000.00-$115,000.00

Thank you for considering employment with Fiserv. Please:

Apply using your legal name
Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Diversity and Inclusion:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

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More about this job

Responsibilities

Lead MySQL database design, schema optimization, ETL pipelines, and Data Lake operations, while supporting database migrations and improving platform stability, performance, and data resiliency. Analyze incidents and lead recovery efforts, while providing technical leadership and mentoring a small team of data engineers.

Requirements

Requires a diploma or degree in Computer Science, Software Engineering, or a similar field, plus at least three years of relevant data engineering or database-focused experience. Candidates should have experience in database administration, data engineering, ETL, or SQL optimization, with knowledge of database security, AWS, Snowflake, and streaming services; Python, Linux, web servers, and networking are assets.

Skills

MySQL Database Design
Database Optimization
Schema Design
SQL Performance Tuning
ETL Pipelines
Data Lake Management
Database Migration
Python
Root Cause Analysis
Data Resiliency
Database Security
AWS
Snowflake
Kafka
Linux System Administration
Team Leadership

Visa sponsorship

Not detected in the job text

Keywords

Fintech
Financial Services
MySQL
PostgreSQL
Database Administration
Data Engineering
ETL
Data Ingestion
Data Lake
Enterprise Data Warehouse
SQL
Python
AWS Glue
AWS Lambda
Amazon Redshift
AWS DMS
Amazon EKS
Kubernetes
Snowflake
MSK
Kafka
Confluent
Linux
Web Servers
Networking
Database Security
Zero Trust
Schema Optimization
Incident Management
Root Cause Analysis

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