Cognizant

Senior ORACLE DBA

Cognizant • $90K — $110K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of experience as an Oracle DBA with Db2 knowledge.
  • Proficiency in monitoring tools like OEM and DB2 Health Monitor.
  • Experience handling database incidents and tickets independently.
  • Strong skills in backup and recovery processes using RMAN for Oracle and db2 utilities for DB2.
  • Ability to troubleshoot basic performance issues and interact with SQL execution plans.
  • Knowledge of user management and access controls in database systems.
  • Familiarity with maintenance tasks including statistics gathering and integrity checks.

Responsibilities

  • Monitor database health and availability, ensuring optimal performance.
  • Resolve L1 tickets independently and escalate complex issues when necessary.
  • Execute and verify backup operations, ensuring data integrity and availability.
  • Manage database space and log configurations to prevent full alerts.
  • Identify and troubleshoot locking and blocking issues affecting performance.
  • Administer user access and roles, maintaining compliance with security protocols.
  • Update documentation and implement change requests with proper rollback strategies.

Benefits

  • Comprehensive health and wellness benefits.
  • Opportunities for professional development and training.
  • Flexible work arrangements.
  • Career advancement within a global organization.
  • Access to a collaborative and inclusive company culture.
Full Job Description
*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

Role: Senior ORACLE DBA

Location: Toronto , ON

Roles/Responsibilities

Mandatory Skills: Oracle, Db2
• Monitoring & health checks - Monitor instance/database availability, tablespace and archive log space, alert logs (Oracle) or diagnostic logs (DB2), and job/scheduler status using OEM, DB2 Health Monitor, or third-party tools (Nagios/SCOM).
• Incident/ticket handling - Own L1 tickets independently (connectivity issues, login/access requests, job failures, space alerts) and escalate deep performance tuning, corruption, or RAC/pureScale issues to L2/L3.
• Backup & recovery operations - Execute and verify RMAN backups (Oracle) or db2 backup/db2 restore (DB2) jobs; perform restores/recoveries on request, validate backup completion via logs, and confirm archive log management (archive log list, DB2 log archiving) is functioning.
• Space & log management - Monitor and extend tablespaces/datafiles (Oracle) or table spaces/containers (DB2); manage redo log switches and archive destinations (Oracle) or transaction log space (DB2), resolving "tablespace full" or "log full" alerts per runbook.
• Basic performance troubleshooting - Identify blocking sessions/locks using v$session, v$lock (Oracle) or db2pd, LIST APPLICATIONS (DB2); kill blocking sessions per SOP, spot long-running or high-resource SQL, and escalate execution-plan/tuning issues to L2.
• User & access management - Create/modify users and roles (CREATE USER, GRANT/REVOKE in Oracle; GRANT/REVOKE authorities/privileges in DB2), manage profiles, and handle password resets under change-control.
• Maintenance tasks - Run statistics gathering (DBMS_STATS in Oracle, RUNSTATS in DB2), index rebuilds/reorgs (REORG in DB2), integrity checks, and assist with patching (PSU/RU for Oracle, fix packs for DB2).
• Documentation & change execution - Maintain SOPs, log root causes for recurring issues, update knowledge base, and implement pre-approved schema/config changes during change windows with rollback plans ready.

Compensation: We are offering between $90,000 - $110,000. Applications will be accepted until Oct 9, 2026.Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future.

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.

*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

About Cognizant

TriZetto is Powering Integrated Healthcare Management. With technology solutions touching more than half the U.S. population today, TriZetto is uniquely positioned to drive the convergence of core benefit administration, care management and constituent engagement. TriZetto provides premier information technology solutions that enable payers and other constituents in the healthcare supply chain to improve the coordination of benefits and care for healthcare consumers.

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Learn more about Cognizant
Size
340,400 employees
Market Cap
$28.7 billion
Industry
Net Income
$1.3 billion
Founded
1994
5 Year Trend
+6.5%
Revenue
$16.6 billion
NASDAQ

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