Praca: NoSQL Database Administrator

What we do:
As Top Employer, we are dedicated to helping the worlds leading companies build stronger businesses - helping them go from doing digital to being digital. Cognizant Poland offices are in Gdansk, Wroclaw, and Kraków. With the capacity to support various clients, we offer a world of opportunities for both professionals and graduates. You can expect five-star training, a chance to realize your career goals, and a range of benefits. Be Cognizant!

About the role:
We are looking for talented, curious, and energetic NoSQL Database Administrator who will be involved in the plan, build, and run activities related to database technology and infrastructure.

• Support Database Reliability Engineering in the architecture, development, and deployment of NoSQL technologies like Cassandra/MongoDB/Redis in high SLA environments. Support of RDBMS technology will be a plus.
• Manage, support, and maintain database technology and infrastructure, adhering to the architectural guidelines and policies.
• Database administration for off the shelf and internally developed applications, ensure continuous 24x7 operation and availability in support of mission critical business applications and participating in on-call rotation.
• Install, configure, monitor, upgrade and maintain MongoDB and Cassandra databases in production and non-production environments.
• Provide technical expertise and hands-on support in consolidation and migration of databases to new hardware and platforms.
• Physical implementation of databases, storage structures, high-availability solutions, replication, and disaster recovery solutions.
• Proactive and reactive performance analysis, monitoring, troubleshooting and resolution of escalated Level 2 and Level3 issues.
• Work closely with other Infrastructure engineering, product development, business operations, and technical operations to ensure delivery of database services within the SLA’s and performance targets.
• Participate in the evaluation, selection, and implementation of DBA tools to improve the effectiveness of tasks such as performance monitoring and tuning, recovery, and database change management processing.

• Proven DBA experience, generally with Cassandra, MongoDB as a plus.
• Knowledge of all UNIX and Cassandra/MongoDB utilities. Troubleshoot database production problems and database connectivity issues.
• Should have strong UNIX platform skills and understanding of network, storage, tiered application environments and security.
• Proficiency in writing functions and packages for administration and application support.
• Strong knowledge of operating systems, scripting languages, data modeling and business intelligence tools.
• Good interpersonal skills along with effective communication in English (both written and verbal) skills.
• Work experience in a Financial Institute will be preferred.

• Bachelors/Degree in Computer Science or other technology field is necessary.

• Opportunity to be part of a global organization focused on development.
• Open-minded and multinational environment.
• Training & development opportunities.
• Professional development and clear career path.
• Employee referral program in place.
• Extensive benefits package: Multisport Card, Lux Med medical healthcare.