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RQ- Sr. Database Administrator

Job in Toronto, Ontario, M5A, Canada
Listing for: Source Code
Full Time, Contract position
Listed on 2026-07-16
Job specializations:
  • IT/Tech
    Database Administrator, Data Engineering, Oracle Specialist/ Consultant
Job Description & How to Apply Below
Position: RQ11210 - Sr. Database Administrator

RQ11210 - Sr. Database Administrator

9-month contract (170 business days) - possible extension

Remote - Anywhere in Ontario

Must Have:

  • 10+ years of hands-on experience as a DBA
  • Experience with database optimization, capacity planning, installation and migration, database design, performance tuning, backup and recovery.
  • Experience maintaining and monitoring a number of Oracle 10g,11g,12c,19c databases in large multi-tenant environments
  • Experience migrating from end of life Oracle database to latest supported version in on-premise and cloud data centers.

Nice-to-have:

  • Public sector experience


Description -
'APEX/ORDS Evergreening' - The goal of the APEX/ORDS evergreening initiative is to upgrade the full technical stack for 5 Ministry of Environment, Conservation and Parks business critical applications. The current suite is built with Oracle database, APEX/ORDS, and Red Hat Linux OS software which are all at end-of-life support with the manufacturer. To stay secure and compliant with Ontario's Digital and Data Strategy, the systems software and hardware technical components must be upgraded - A process known as Evergreening .

Cloud hosting is targeted as part of this evergreening.

Responsibilities:

  • Creates and implements physical database designs and operates and administers the database management system (DBMS) including database optimization, capacity planning, installation and migration, database design, performance tuning, backup and recovery.
  • Experience in cloud and on-premise environments.
  • Database optimization, capacity planning, installation and migration, database design, performance tuning, backup and recovery.
  • Maintain and monitor a number of Oracle 10g,11g,12c,19c, 23 databases in large multi-tenant environments including database administration, maintenance, optimization, migration, and fine tuning of databases
  • Design, build and configure Oracle Database Servers on Windows, Solaris, Linux
  • Ensure existing databases meet performance requirements including but not limited to SIEBEL, Java, ARCGIS, APEX databases on Oracle
  • Ensure that all deployed databases are secure and that appropriate security and auditing controls are in place to meet security and privacy requirements
  • Provide database administration technical expertise during design and architecture phases of new solutions
  • Lead and design solutions for enterprise Oracle migration project to migrate to 19c or higher
  • Plan, manage and coordinate implementation of technically advanced complex systems and assist in Data refreshes to lower non production environment
  • Provide regular support to resolve complex and unique database management issues
  • Provide expert support and guidance to production database systems and clients by overseeing the deployment and evaluation of complex Oracle databases
  • Provide support and maintenance of databases in GoCloud and on premise based environments
  • Carry out complex/specialized systems analysis and design for success of Oracle migration
  • Provide assistance in the implementing, TDE, Dataguard, RAC, OMS, OEM 13c
  • Provide assistance with replicated database management and migration
  • Documentation of your technical work such that knowledge can be transferred to you colleagues
  • Identifies, analyses, prioritizes and communicates technical risks for decision makers
  • Provides recommendations and mitigation strategies based on a detailed evaluation of technical risks and issues
  • Communicates effectively to identify needs and evaluate solutions to complex business and technical issues

Experience Requirements:

  • Minimum 10+ years experience as Database Analysis (other IT roles to be considered as part of years experience)
  • Experience with one or more operating systems
  • Experience with one or more database technologies
  • Experience in one or more programming languages Experience in the use of information retrieval packages and proficiency with query languages
  • Experience in monitoring and enforcing database rules
  • Experience in Incident, Change and Configuration Management procedures
  • Experience with one or more communications protocols
  • Excellent analytical, problem-solving and decision-making skills; verbal and written communication skills; and interpersonal…
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