City : Mississauga,ON-W Credit Av, Ontario

Category : IT Infrastructure

Industry : Technologies de l'information

Employer : Cognizant

Senior MongoDB Database Administrator

At Cognizant, our global community sets us apart—an energetic, collaborative and inclusive work environment where everyone can thrive. And with projects at the forefront of innovation, you can build a multifaceted, rewarding career and draw inspiration from dedicated colleagues and leaders. Cognizant is right where you belong

What you’ll do

• Install, configure, and upgrade MongoDB databases on multiple platforms, ensuring high availability and scalability.
• Manage MongoDB in standalone, replica set, and sharded cluster configurations.
• Perform database migrations, backups, restorations, and ensure data integrity.
• Enhance queries, indexes, and database structures to improve performance and scalability.
• Enforce database security policies, including authentication, authorization, encryption, and user roles.
• Facilitate and sustain database performance, identify bottlenecks, and implement solutions for continuous optimization.
• Keep disaster recovery strategies running smoothly, including replication, sharding, and failover.
• Ensure 24/7 availability of production databases through proactive monitoring and maintenance.
• Collaborate with development, DevOps, and other teams to meet database needs and enhance application performance.
• Document database configurations, processes, and procedures to ensure operational efficiency and compliance.

What You Bring to the Role

• Demonstrable experience with MongoDB in replica sets and sharded clusters.
• Strong capabilities in MongoDB architecture, query language (e.g., MongoDB Shell, Aggregation Framework), and tools (e.g., MongoDB Compass, Atlas).
• Comprehensive expertise of database backup, recovery, performance tuning, and resolution.
• Proficient in database security, including user authentication, role-based access, and data encryption.
• Proven expertise with scaling and optimizing large MongoDB environments for high availability performance.
• Well-versed in disaster recovery planning and implementation, including replication and failover strategies.
• Solid grasp of data modeling, indexing, and query optimization for performance improvements.
• Proficient in handling tools and techniques for running production databases.
• MongoDB certification (e.g., MongoDB Certified DBA) is an added bonus.
• Outstanding interpersonal skills with the ability to collaborate across teams and detail technical procedures efficiently.

Working arrangements

We strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a remote position open to qualified applicants in Ontario and/or Nova Scotia, where our hubs are located. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.

Note: The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.