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Data scientist Jobs in Pickering, ON

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Last updated: 1 day ago

Oracle DBA - RAC, Data Guard, AWS RDS, Redshift

Astra North Infoteck Inc.Scarborough, ON, ca
Full-time
Quick Apply

Detailed Job Description: Experienced Oracle DBA to ensure the reliability, performance, and security of mission-critical Oracle databases, along with an AWS-focused DBA to manage and optimize Amaz...Show more

Guidewire Developer – ClaimCenter

CognizantAjax, ON, CA
Full-time

At Cognizant, our global community sets us apart—an energetic, collaborative and inclusive workplace where everyone can thrive.And with projects at the forefront of innovation, you can build a vari...Show more

 • Promoted

Operational Excellence Manager

MCASPHALT INDUSTRIES LTDScarborough, ON, CA, M1B 5R4
Full-time

The Operational Excellence Manager is accountable for delivering measurable improvements in productivity, quality, safety, cost, and sustainability across the organization.This role leads enterpris...Show more

Software Engineer

ScotiabankScarborough, ON, CA
Full-time

Develop clean, maintainable, and well documented code using.Build and enhance REST APIs, microservices, and event-driven components.Participate in code reviews, unit testing, debugging, and ongoing...Show more

CREQ009888- Junior Accountant

Randstad CanadaScarborough, Ontario, CA
Permanent +1
Quick Apply

We are currently seeking a proactive and detail-oriented Junior Accountant to join our client’s Revenue Team in Toronto.This is a dynamic, one-year contract opportunity (with potential for extensio...Show more

Remote Graphic Designer - AI Trainer

SuperAnnotatePickering, Ontario, CA
Remote
Full-time

This is a remote, hourly-paid contractor role where you will review AI-generated responses and/or generate high-quality creative content, evaluating reasoning quality and step-by-step problem-solvi...Show more

Senior Financial Analyst

Vaco by HighspringWhitby, ON, CA
Permanent

Our client is a social service agency.They are looking for a Senior Financial Analyst to join their team!.Hybrid work arrangement (1-2 days in office) with strong work life balance and flexible cul...Show more

 • Promoted

Analytical Scientist

Adecco CanadaWhitby, Ontario, Canada
Full-time +1
Quick Apply

This role is ideal for a detail-oriented professional with strong analytical chemistry experience who thrives in a regulated, fast-paced setting.If you have hands-on experience with chromatographic...Show more

 • Promoted

Business Analyst

Briscoe Group LimitedMorningside (Support office)
Full-time

We’re looking for a Business Analyst to join our Data team, reporting to the Head of Data & Analytics.This role plays a key part in improving how our systems, processes and workflows support the bu...Show more

Senior Power Platform Technical Advisor / Architect

SereneAidM1B 3C6, ON, ca
Full-time

Job Opportunity: Senior Power Platform Technical Advisor / Architect.Duration: Ongoing until September 30, 2026 (with possible extension).Estimated Allocation: 20 hours per week (Approx.Minimum 15 ...Show more

Purchasing and Inventory Intern

UmbraScarborough, ON, CA
Full-time
Quick Apply

Trans Continental Hardware (TCH) is a distributor of industrial components and foam products which supplies enclosure hardware, laminates, electronic components, foam inserts and speaker parts to N...Show more

Data Scientist II

Intact Financial CorporationAjax, Ontario, CAN
Full-time +1

We’re looking for a Data Scientist II to join our growing team!.Utilize machine learning and advanced statistical methods to identify trends and patterns in complex datasets.Convert complex databas...Show more

Junior Systems Optimization Analyst

Warehousing & DistributionScarborough, ON, CA
Full-time
Quick Apply

Role Summary We are looking for a Junior Systems Optimization Analyst who is early in their career but ready to take on high ownership and real impact.This role sits at the intersection of systems,...Show more

CPV & Data Sciences Leader

Amaris ConsultingWhitby, Canada
Full-time

We are looking for a highly motivated.CPV & Data Sciences Leader.This role leads the design, implementation, and lifecycle management of Continued Process Verification (CPV) programs while transfor...Show more

Remote Rust Engineer - AI Trainer

SuperAnnotateAjax, Ontario, CA
Remote
Full-time

As an hourly paid, fully remote Rust Engineer for AI Data Training, you will review AI-generated Rust code and explanations or generate your own, evaluate the reasoning quality and step-by-step pro...Show more

Chief Surveyor H/F

VINCI Construction Grands Projets CanadaPickering, Ontario
Full-time

VINCI Construction Grands Projets Canada, a subsidiary of VINCI Construction Grands Projets, part of the VINCI Group, construction worldwide leader, specialized in the design and construction of ma...Show more

WHS Specialist

Amazon Canada Fulfillment Services, ULC - B85Whitby, Ontario, CAN
Full-time

Join Amazon’s mission to become Earth’s safest place to work! At Amazon, we’ve set the ambitious goal to become the benchmark of safety excellence across all industries in which we operate.As a Wor...Show more

Software Application Manager

Swegon North AmericaAjax, Ontario, CA
Full-time
Quick Apply

Swegon North America / Vibro-Acoustics by Swegon.Accessible Customer Service Policy.Swegon is at the forefront of innovation, connected services and expert technical support.Customer Empathy, Trust...Show more

Remote Legal Expert - AI Trainer

SuperAnnotatePickering, Ontario, CA
Remote
Full-time

In this hourly, remote contractor role, you will review AI-generated legal analyses and/or generate expert legal content, evaluating reasoning quality and step-by-step issue-spotting while providin...Show more

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Oracle DBA - RAC, Data Guard, AWS RDS, Redshift

Oracle DBA - RAC, Data Guard, AWS RDS, Redshift

Astra North Infoteck Inc.Scarborough, ON, ca
26 days ago
Job type
  • Full-time
  • Quick Apply
Job description
Job Description
Detailed Job Description: Experienced Oracle DBA to ensure the reliability, performance, and security of mission-critical Oracle databases, along with an AWS-focused DBA to manage and optimize Amazon RDS (Oracle/PostgreSQL/MSSQL) and Amazon Redshift clusters, with a strong focus on Infrastructure as Code using AWS CDK.


Job Description:
1. Strong hands-on with Oracle 19c, RAC, Data Guard, RMAN, ASM, OEM.
2. Expert-level performance tuning (SQL & instance), AWR/ASH analysis, wait events.
3. Provision and manage RDS instances/clusters (instance classes, storage autoscaling, Multi-AZ, parameter/subnet groups).
4. Govern backup/restore (automated backups, snapshots), encryption (KMS), patching, and minor/major version upgrades.
5. Implement monitoring/alerting via CloudWatch, Performance Insights, Enhanced Monitoring; tune connections/queries.
6. Cost management: right-sizing, storage management, Reserved/Compute Savings Plans advisory.
7. Design and operate Redshift clusters; configure WLM, concurrency scaling, queue management.
8. Optimize schema (distribution/sort keys), VACUUM/ANALYZE, query tuning; workload isolation.
9. Build CI/CD pipelines (CodePipeline/GitHub Actions) to deploy CDK apps; manage environments (dev/qa/uat/prod).
10. Implement high availability (Multi-AZ for RDS, cross-region snapshots as needed).



Qualifications (Required):
1. 4–7+ years as a Oracle DBA with 3+ years on AWS data services.
2. Hands-on with Amazon RDS (Oracle/PostgreSQL/MSSQL) and Amazon Redshift administration.
3. Expertise in monitoring (CloudWatch, Performance Insights), performance tuning, and cost optimization.
4. At least one certification in Oracle (OCP) and one in AWS.
5. Proficiency with AWS CDK (TypeScript or Python), CloudFormation, and CI/CD pipelines.


Top 3 Required Skills:
1. Strong hands-on with Oracle 19c, RAC, Data Guard, RMAN, ASM, OEM.
2. Hands-on with Amazon RDS (Oracle/PostgreSQL/MSSQL) and Amazon Redshift administration) 3. Provision and manage RDS instances/clusters (instance classes, storage autoscaling, Multi-AZ, parameter/subnet groups).

Top 3 Preferred Skills:
1. Oracle 19C, 26i
2. AWS RDS
3. Dataguard, RMAN, RAC


Requirements
Oracle DBA