Cassandra Administrator at Qualys

  • Esteemed client of Orion TrueTech Services India
  • Mumbai, Maharashtra, India
  • May 14, 2018
Full time IT / Telecommunication Jobs

Job Description

Job Description:Perform Cassandra installation, configuration, performance tuning in multi DC environment. Add / Remove nodes in the clusters without downtime. Perform troubleshooting in Cassandra related issues. Good at Cassandra data-modeling. Oracle Database Administration Identifying the bottle-necks and performance tuning. Responsible for integrity and security of the database. Monitoring performance and managing configuration parameters to provide fast query responses to front-end users. Installation and testing of new databases as well as patching of existing live databases. Ensuring that storage, archiving, back-up and recovery procedures are functioning correctly. Go extra-mile in understanding business application and suggest / perform necessary database or architecture changes This position will report to the Director (Operations). Qualifications: Minimum 5 years of extensive experience managing Cassandra, Oracle databases. Apache Cassandra database administration on a multi-datacenter cluster. Extensive experience with Oracle 10g, 11i, 12c Extensive experience with Oracle technologies like ASM, VPD, table space encryption, RAC, dataguard, etc. Should have extensive knowledge of Oracle diagnostic, monitoring and troubleshooting tools to identify database performance bottlenecks, and take appropriate corrective actions to improve database performance. Extensive experience in database support in performance tuning, database troubleshooting, RDBMS patching, and locks detection. Knowledge of Oracle DBA best practices (e.g., schema management, index optimization, and use of hints). Solid knowledge in Oracle security practices. Knowledge of operating interrelationships between database, business applications and operating systems. Understand hot and cold backup planning. Familiarity with real time data synchronization. Problem-solving and good analytical skills. Must be able to work with multiple groups to resolve data issues. Must have experience of working in mid to large size production environment. Must be able to work in a 24x7 on-call customer facing environment. Experience in a SaaS environment a big plus. Must have exceptional verbal, written, interpersonal and presentation skills. Working experience in SaaS is highly desirable. Should have a valid passport. Must be able to work in a cross cultural environment.