Oracle / Informix Database Administrator (DBA)
Job Summary
We are seeking an experienced Oracle and Informix Database Professional to manage, maintain, and support enterprise database environments. The role involves ensuring high availability, performance optimization, data security, and reliable backup and recovery for mission-critical applications.
Key Responsibilities
Database Administration & Support
- Install, configure, upgrade, and maintain Oracle (10g/11g/12c/19c) and IBM Informix databases.
- Perform database provisioning, cloning, and environment refreshes (DEV, TEST, UAT, PROD).
- Monitor database health, capacity, and availability.
- Handle database incidents, service requests, root cause analysis, and problem resolution.
Performance & Tuning
- Analyze and optimize SQL queries, indexes, and database structures.
- Perform performance tuning using tools such as:
- Oracle AWR, ADDM, OEM
- Informix onstat utilities
- Identify and resolve locking, blocking, and bottleneck issues.
Backup, Recovery & DR
- Design and maintain backup and recovery strategies:
- Oracle RMAN
- Informix ontape / onbar
- Perform regular restore tests and disaster recovery drills.
- Support high availability and DR solutions (Data Guard, replication, Informix HDR/RSS).
Required Skills & Experience
Technical Skills
- Strong hands-on experience with:
- Oracle Database Administration
- IBM Informix Database Administration
- Good knowledge of:
- SQL, PL/SQL
- Unix/Linux operating systems
- Backup & recovery strategies
- Experience with database upgrades and migrations.
- Understanding of networking basics and storage concepts.
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
#LI-1_MS1
关于高知特 (Cognizant)
高知特(Cognizant)（纳斯达克代码：CTSH）作为一家AI Builder和相关技术服务提供商，致力于通过打造全栈AI解决方案，帮助企业将人工智能投资转化为实际价值。公司凭借深厚的行业经验、流程优化和工程技术专长，将企业独特的业务场景融入科技系统，赋能组织释放人才潜能，推动切实成果，并帮助全球企业在瞬息万变的环境中保持领先。如需了解更多详情，敬请访问 cognizant.ai 或关注@cognizant。
补充雇佣信息
薪酬信息截至本职位发布之日为准确。Cognizant 保留在适用法律允许的范围内随时修改该信息的权利。
申请人可能需要通过现场面试或视频会议的方式参加面试。此外，候选人在每次面试时可能需要出示其当前所在州或政府签发的有效身份证件。
Cognizant 是一家提供平等就业机会的雇主。在招聘过程中，您的申请和候选资格不会因种族、肤色、性别、宗教、信仰、性取向、性别认同、国籍、残疾、遗传信息、怀孕、退伍军人身份或任何其他受联邦、州或地方法律保护的特征而受到影响。
