Job Information
Cognizant Database Administrator / Database Engineer (Oracle, PostgreSQL, MongoDB, MySQL, Informix) in Krakow,KR-Galileo 8thfloor, Poland
Job Summary
We are seeking an experienced Database Administrator / Database Engineer to manage, support, and optimize enterprise databases including Oracle, PostgreSQL, MongoDB, MySQL, and Informix . The role involves database administration, performance tuning, high availability, security, and support for mission‑critical applications.
Key Responsibilities
Database Administration
Install, configure, upgrade, and maintain databases: Oracle, PostgreSQL, MySQL, MongoDB, and Informix
Manage database schemas, objects, storage, and capacity planning
Perform database migration and version upgrades
Required Skills & Qualifications
Technical Skills
Hands-on experience with:
Oracle Database (RAC, ASM, Data Guard preferred)
PostgreSQL (replication, vacuum, tuning)
MySQL (InnoDB, replication, backup tools)
MongoDB (replica sets, sharding)
Informix (HDR, backup & recovery)
Strong SQL and database troubleshooting skills
Experience with Linux/Unix environments
Knowledge of backup tools, monitoring tools, and automation
Soft Skills
Strong analytical and problem‑solving skills
Ability to work independently and in teams
Clear communication and documentation skills
Willingness to support on-call or shift-based operations
What We Offer
Private healthcare, life insurance, and cafeteria benefits
Training programs and certifications
Inclusive culture and volunteering opportunities
Employee referral program
Collaborative, innovative environment
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Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.