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Senior Database Engineer Jobs in Ontario (NOW HIRING)

As a Senior Data Engineer, you will leverage our vast data and Big Data capabilities to ensure a ... Experience with database querying, reporting, and direct marketing campaign development * Self ...

As a Senior Data Engineer, you will leverage our vast data and Big Data capabilities to ensure a ... Experience with database querying, reporting, and direct marketing campaign development * Self ...

As a Senior Data Engineer, you will leverage our vast data and Big Data capabilities to ensure a ... Experience with database querying, reporting, and direct marketing campaign development * Self ...

As a Senior Data Engineer, you will leverage our vast data and Big Data capabilities to ensure a ... Experience with database querying, reporting, and direct marketing campaign development * Self ...

... a Senior Data Engineer for a full-time permanent position with a fast-growing Canadian consumer ... Tune database performance, query efficiency, and cloud consumption, balancing delivery speed ...

The Senior AI/ML Engineer will be a primary contributor to building scalable AI/ML capabilities ... databases (e.g., Pinecone, Elasticsearch), multi-agent AI systems with tool calls, and prompt ...

Senior Data Engineer

Toronto, ON · On-site

CA$69K - CA$119K/yr

We are currently seeking a Senior Data Engineer to join the Data, AI & Analytics (DNA) Team ... A successful data engineering candidate will demonstrates a deep understanding of database concepts ...

Senior Data Engineer

Toronto, ON · On-site

CA$80K - CA$130K/yr

Knowledge of data engineering industry best practices: schema management, data quality, data governance, Cloud management, Databases, Data Warehousing, ETL pipelines, and data streaming * Programming ...

Senior Data Engineer Structure: Hybrid (2 days onsite / 3 days remote) - Toronto Duration: 6-Month Contract Pay Rate:up to $100 INC p/h -- We have a great new opportunity to support one of our ...

Senior Data Engineer

Toronto, ON · On-site

CA$110K - CA$145K/yr

SENIOR DATA ENGINEER- Toronto ( 3 days downtown/Hybrid) Our client is interviewing to onboard a Senior Data Engineers to join their Data & Analytics team within the Wealth Technology group . We are ...

Role Summary The Senior Data Engineer will join the Software Engineering team that leads the delivery of data and application solutions that enable OMERS Global Investments (GI) and Corporate teams ...

They're hiring a Senior Data Engineer to lead the design and evolution of real-time data systems and scalable architecture supporting both operational intelligence and predictive modelling. This is a ...

They're hiring a Senior Data Engineer to lead the design and evolution of real\-time data systems and scalable architecture supporting both operational intelligence and predictive modelling. This is ...

We are looking for an experienced Senior Data Engineer for our client. This is a permanent position that is remote to start with later relocation to Calgary or Winnipeg . Our client is a global ...

We are looking for an experienced Senior Data Engineer for our client. This is a permanent position that is remote to start with later relocation to Calgary or Winnipeg . Our client is a global ...

We are looking for an experienced Senior Data Engineer for our client. This is a permanent position that is completely remote! Our client is a global enterprise company with a product that you've ...

Showing results 41-60

Senior Database Engineer information

See Ontario salary details

$13K

$129.4K

$178K

How much do senior database engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for senior database engineer in Ontario is $129,434.00, according to ZipRecruiter salary data. Most workers in this role earn between $112,500.00 and $146,000.00 per year, depending on experience, location, and employer.

What is a senior database engineer?

A Senior Database Engineer is an experienced IT professional responsible for designing, implementing, maintaining, and optimizing database systems within an organization. They ensure databases are secure, reliable, and perform efficiently to meet business needs. Senior Database Engineers often lead projects, mentor junior staff, and collaborate with developers and system administrators to support data-driven applications. Their expertise is crucial for data integrity, scalability, and disaster recovery planning.

What are the key skills and qualifications needed to thrive as a senior database engineer, and why are they important?

A Senior Database Engineer needs advanced knowledge of database architecture, SQL, performance tuning, and a degree in computer science or a related field. Expertise in tools like Oracle, MySQL, PostgreSQL, database clustering, and relevant certifications such as Microsoft Certified: Azure Database Administrator Associate are typical requirements. Strong problem-solving, analytical thinking, and effective communication skills help them excel in managing complex data environments and collaborating with development teams. These capabilities are crucial for ensuring robust, scalable, and secure data solutions that meet organizational needs.

What are some common challenges senior database engineers face when managing large-scale databases, and how are they typically addressed?

Senior Database Engineers often encounter challenges such as ensuring database performance under heavy loads, maintaining data integrity during migrations, and optimizing queries for efficiency. Addressing these issues usually involves proactive monitoring, implementing indexing strategies, and collaborating closely with development teams to design scalable database schemas. Regularly updating skills to keep up with new database technologies and security best practices is also essential for tackling these challenges effectively.

What is the difference between Senior Database Engineer vs Database Administrator?

AspectSenior Database EngineerDatabase Administrator
Primary FocusDesigning, developing, and optimizing database systemsMaintaining, backing up, and securing databases
Skills & CertificationsSQL, database architecture, performance tuning, certifications like Oracle or Microsoft SQL ServerDatabase management, backup/recovery, security, certifications like Oracle DBA or Microsoft Certified Database Administrator
Work EnvironmentDevelopment teams, data engineering projects, system designOperational teams, system maintenance, troubleshooting
Industry UsageUsed across tech, finance, healthcare for database developmentCommon in enterprise IT, government, and large organizations for database upkeep

While both roles work closely with databases, a Senior Database Engineer primarily focuses on designing and optimizing database systems, whereas a Database Administrator handles daily maintenance, security, and backups. The roles complement each other but differ in scope and responsibilities.

What are the most commonly searched types of Database Engineer jobs in Ontario?

The most popular types of Database Engineer jobs in Ontario are:

What are popular job titles related to Senior Database Engineer jobs in Ontario?

For Senior Database Engineer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Senior Database Engineer jobs in Ontario look for?

The top searched job categories for Senior Database Engineer jobs in Ontario are:

What cities in Ontario are hiring for Senior Database Engineer jobs?

Cities in Ontario with the most Senior Database Engineer job openings:

What are popular job titles related to Senior Database Engineer jobs in ON?

For Senior Database Engineer jobs in ON, the most frequently searched job titles are:

Infographic showing various Senior Database Engineer job openings in Ontario as of August 2026, with employment types broken down into 85% Full Time, 12% Part Time, and 3% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $129,434 per year, or $62.2 per hour.

Senior Data Engineer I

Sun Life Financial

Waterloo, ON • On-site

Full-time

Posted 17 days ago


Sun Life Assurance Company of Canada rating

8.6

Company rating: 8.6 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

90th of 309 rated insurance


Job description

You are as unique as your background, experience and point of view. Here, you'll be encouraged, empowered and challenged to be your best self. You'll work with dynamic colleagues - experts in their fields - who are eager to share their knowledge with you. Your leaders will inspire and help you reach your potential and soar to new heights. Every day, you'll have new and exciting opportunities to make life brighter for our Clients - who are at the heart of everything we do.


At Sun Life, we're driven by our Purpose: helping our Clients achieve lifetime financial security and live healthier lives. Our values shape how we work: caring, authentic, bold, inspiring, and impactful.


When you join Sun Life, you'll work with passionate colleagues and empowering leaders who support your growth and celebrate your contributions, so you can make a meaningful difference in our Clients' lives.


Discover how you can make a difference in the lives of individuals, families and communities around the world.


Job Description:

Join a team that is transforming data and analytics at Sun Life Financial (SLF) Canada. Sun Life's Client Experience Office (CXO) Data and Analytics area is actively enhancing its member insights capability with new tools, and most importantly, new talent. As a Senior Data Engineer, you will leverage our vast data and Big Data capabilities to ensure a solid data foundation supporting data mining, strategic insight, and digital capability enablement. You'll work within our Data Engineering team using a Kanban-based approach to deliver continuous value through iterative improvements at a sustainable pace. In joining this team, you'll be part of one of the fastest growing areas of our business, representing the future of our industry.

Reporting to the Manager of Data Engineering, you'll partner closely with business, analytics, and IT teams to understand evolving data requirements. You'll bring experience in:

  • Understanding data requirements for analytics and marketing campaigns
  • Bridging communication between business stakeholders, analytics teams, and IT
  • Data discovery and source evaluation, scoping new data sources and optimizing current ones

What will you do?

  • Design, develop, and maintain a sophisticated data ecosystem that provides accurate, reliable data to support digital campaigns, reporting, and actionable business insights
  • Build and optimize data assets and ETL processes, identifying and resolving performance bottlenecks and data quality issues, establishing best practices for data structure, quality assurance, and governance
  • Partner with business stakeholders to understand evolving needs, translate requirements into data solutions, and ensure alignment with strategic priorities
  • Serve as a leading data expert and analytics steward, guiding the organization on data interpretation, application to business problems, and best practices for digital marketing
  • Develop deep expertise in Sun Life Financial Canada's business model and client data landscape to inform data strategy
  • Operate within a Kanban framework, managing workflow across a continuous delivery pipeline to deliver solutions at a sustainable pace

What do you need to succeed?

  • 5+ years hands-on experience with relational database systems, relational models, and dimensional modeling
  • 3-5 years hands-on experience with AWS (S3, Lambda, Step Functions), Git/Bitbucket, Jenkins, Terraform, Python, PySpark, SQL, Snowflake, and Snowspark
  • Proficiency in data warehousing, data quality management, and master data governance practices
  • Strong written and verbal communication skills; ability to translate technical concepts for business audiences
  • Experience with database querying, reporting, and direct marketing campaign development
  • Self-directed, organized, and takes ownership; thrives in Kanban/continuous delivery environments with strong execution focus
  • Strong troubleshooting and debugging skills with ability to diagnose and resolve complex data pipeline issues

Assets

  • Excellent problem-solving and analytical abilities with a proactive approach to challenges
  • Track record of implementing innovative solutions and driving continuous improvement
  • Experience in direct marketing campaigns and strategies
  • Familiarity with Agile tools (Jira, Confluence) and ability to conduct thorough code reviews
  • Experience with Big Data platforms and modern data stack architecture

Education and Qualifications:

  • Undergraduate degree in Computer Science, Mathematics, Engineering, or equivalent
  • This role requires Reliability Status Clearance. In addition to a law enforcement inquiry and a credit check, as part of your application, the Government of Canada will ask if you lived or travelled outside of Canada for 6-consecutive months during the last 5 years, and you must account for all activities during this time.

Important Requirements

  • The candidate selected for this role is required to attain Canadian Reliability Security Clearance (administered by submitting fingerprints to the RCMP, who then conduct minimum 5 year history checks)
  • To see if you are eligible for this clearance, please review the section 201 on the Federal Government site (https://www.tpsgc-pwgsc.gc.ca/esc-src/personnel/pdcf-rsrp-eng.html)

The Base Pay range is for the primary location for which the job is posted. It may vary depending on the work location of the successful candidate or other factors. In addition to Base Pay, eligible Sun Life employees participate in various incentive plans, payment under which is discretionary and subject to individual and company performance. Certain sales focused roles have sales incentive plans based on individual or group sales results.

Diversity and inclusion have always been at the core of our values at Sun Life. A diverse workforce with wide perspectives and creative ideas benefits our clients, the communities where we operate and all of us as colleagues. We welcome applications from qualified individuals from all backgrounds.

Persons with disabilities who need accommodation in the application process or those needing job postings in an alternative format may e-mail a request to thebrightside@sunlife.com.

At Sun Life we strive to create a flexible work environment where our employees are empowered to do their best work. Several flexible work options are available and can be discussed throughout the selection process depending on the role requirements and individual needs.

We thank all applicants for showing an interest in this position. Only those selected for an interview will be contacted.


The Base Pay range is for the primary location for which the job is posted. It may vary depending on the work location of the successful candidate or other factors. In addition to Base Pay, eligible Sun Life employees participate in various incentive plans, payment under which is discretionary and subject to individual and company performance. Certain sales focused roles have sales incentive plans based on individual or group sales results.


Diversity and inclusion have always been at the core of our values at Sun Life. A diverse workforce with wide perspectives and creative ideas benefits our Clients, the communities where we operate and all of us as colleagues. We welcome applications from qualified individuals from all backgrounds.


Persons with disabilities who need accommodation in the application process, or those needing job postings in an alternative format, may e-mail a request to thebrightside@sunlife.com.


We are proud to be a hybrid organization that offers our employees the choice and flexibility to work from both the office and virtually based on the needs of the business, our Clients and you.


We may use artificial intelligence to support candidate sourcing, screening, interview scheduling.


We thank all applicants for showing an interest in this position. Only those selected for an interview will be contacted.


Salary Range:

80,000/80 000 - 128,000/128 000

Job Category:

Advanced Analytics

Posting End Date:

13/08/2026

What Sun Life Assurance Company of Canada employees say

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