> Markdown version of [/jobs/ext/3055662-senior-database-administrator-nosql-mongodb](https://www.wearedevelopers.com/jobs/ext/3055662-senior-database-administrator-nosql-mongodb). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Database Administrator - NoSQL/MongoDB - **Company:** Citi - **Location:** Irving, TX, United States - **Experience:** Expert - **Salary:** $125,760.0 - $188,640.0 - **Contract:** Permanent contract - **Skills:** Business Analytics Applications, Cloud Computing, Databases, Data Infrastructure, Data Recovery, Linux, Distributed Systems, Key Management, MongoDB, NoSQL, Cloud Platform System, Cyberark, Database Optimization, Information Technology, Hashicorp, Integration Frameworks, Cts+ - **Published:** September 24, 2026 - **Apply:** https://citi.wd5.myworkdayjobs.com/2/job/Irving-Texas-United-States/Senior-Database-Administrator---NoSQL-MongoDB_26989401-1/apply ## About the Role * 6+ years' experience in infrastructure delivery roles, with a demonstrated track record of operational process improvement and change management. * Hands-on MongoDB database administration experience is required. MongoDB-specific expertise is strongly preferred over generalist or alternative database platform experience. * Proficiency in Linux operating system administration as it relates to database infrastructure support. * Strong background in database performance tuning, troubleshooting, and root cause analysis. * Experience with MongoDB backup and recovery tools, including MongoDB Ops Manager Backup, MongoDump, MongoRestore, and Rubrik. * Familiarity with secrets management and identity integration tools, including CyberArk and HashiCorp Vault. * Experience working in a Financial Services or similarly large, complex, and/or global enterprise environment is preferred. * Ability to develop and utilize metrics frameworks, analytical tools, and benchmarking methodologies to support operational best practices. * Effective written and verbal communication skills, including the ability to convey technical concepts to non-technical stakeholders. * Strong analytical and diagnostic skills with the ability to work under pressure and meet deadlines in a fast-paced production support environment. * Ability to collaborate effectively with virtual and in-person teams across geographically distributed environments. Education * Bachelor's degree in Computer Science or equivalent relevant experience. * Master's degree preferred. ## Description This role is a senior-level Database Administrator (NoSQL/MongoDB) position embedded within Citi's Cloud Technology Solutions (CTS) group, responsible for providing production database support to operations teams across a large-scale, global financial services enterprise. The position is fundamentally operations-focused and requires a candidate who is comfortable with and committed to a hands-on database administration function in a 24/7 production environment. The ideal candidate brings deep, MongoDB-specific expertise including replica sets, sharded architecture, and Ops Manager rather than generalist database experience. This is an opportunity for a seasoned DBA to serve as a subject matter expert, influence infrastructure strategy, and operate with a high degree of autonomy within one of Citi's leading financial institutions., * Install, configure, and provide production support for MongoDB replica sets and sharded cluster architectures within Citi's Cloud Technology Solutions (CTS) environment. * Administer MongoDB Ops Manager, including backup and recovery operations using MongoDB Ops Manager Backup, MongoDump, MongoRestore, and Rubrik. * Plan and execute cluster migrations with minimal disruption to production services. * Maintain and support FIDs integration with CyberArk and HashiCorp Vault in alignment with Citi's Global Security Standards. * Create and manage complex project plans, perform impact analyses, and lead resolution efforts for high-impact production incidents. * Provide Root Cause Analysis (RCA) documentation following service restoration events. * Design testing approaches and complex operational processes; assist in the automation of repetitive database administration tasks. * Review technical requirement documents, define hardware requirements, and update operational processes and procedures as necessary. * Ensure ongoing compliance with regulatory requirements applicable to database infrastructure and operations. * Provide technical and strategic direction to team members, acting as a subject matter expert (SME) for senior stakeholders. * Operate with a high level of independence and sound judgment in a limited-supervision environment. ## Related Videos - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Database Magic behind 40 Million operations/s](https://www.wearedevelopers.com/videos/748-database-magic-behind-40-million-operations-s) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Tomorrow's cloud data platforms - fully managed database-as-a-service (DBaaS)](https://www.wearedevelopers.com/videos/254-tomorrow-s-cloud-data-platforms-fully-managed-database-as-a-service-dbaas) - [NoSQL Data Modeling for Front-end Developers](https://www.wearedevelopers.com/videos/297-nosql-data-modeling-for-front-end-developers) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) ## Related Articles - [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j)