Senior Database Administrator

Senior Database AdministratorSenior Database Administrator (SQL, MongoDB, Data Lakes, Vector & Graph Databases)Position: Senior Database AdministratorExperience Required: 12–15 YearsLocation: NoidaEmployment Type: Full-TimeAbout the RoleWe are looking for a highly skilled Database Administrator with 12–15 years of experience in database architecture, administration, and performance optimization . The ideal candidate will have deep hands-on expertise in SQL and NoSQL databases (MongoDB) , Data Lakes , and emerging technologies such as Vector Databases and Graph Databases . This role demands a blend of strategic architecture skills and hands-on operational excellence , enabling scalable, high-performance, and secure data solutions for enterprise workloads.Key Responsibilities- Database Architecture & Design- Architect, design, and implement scalable database solutions using SQL (RDBMS), MongoDB, Vector DBs, and Graph DBs .- Develop and maintain data lake architectures to support analytics, AI/ML, and advanced reporting needs.- Establish data models, schemas, indexing strategies, and partitioning for performance and scalability.- Database Administration & Operations- Lead administration of MongoDB clusters, SQL databases , and cloud-native data services.- Manage database provisioning, replication, sharding, backup/restore, monitoring, and upgrades.- Ensure data security, compliance, and governance in multi-environment (on-prem & cloud) setups.- Performance & Optimization- Drive query tuning, indexing strategies, and workload balancing across heterogeneous databases.- Implement high availability (HA) and disaster recovery (DR) strategies.- Conduct capacity planning and forecasting for large-scale data environments.- Advanced Data Platforms- Implement and integrate Vector Databases to support AI/ML-driven search and generative AI applications.- Deploy and manage Graph Databases (e.g., Neo4j, ArangoDB, JanusGraph) for relationship-driven data use cases.- Integrate structured, semi-structured, and unstructured data pipelines into data lakes (e.g., Delta Lake, Lakehouse models) .- Collaboration & Leadership- Partner with data scientists, application developers, and cloud engineers to deliver end-to-end data solutions.- Provide technical leadership, mentoring junior DBAs, and defining database best practices.- Support enterprise initiatives in data modernization, AI adoption, and cloud transformation .Required Skills & Experience- 12–15 years of proven experience as a Database Administrator in large-scale environments.- Strong expertise in MongoDB architecture & administration (replication, sharding, Atlas).- Deep experience with SQL databases (Oracle, MS SQL Server, PostgreSQL, MySQL).- Strong knowledge of data lake and lakehouse architectures (Delta Lake, Snowflake, or BigQuery).- Hands-on experience with Vector Databases (Pinecone, Weaviate, Milvus, FAISS, or equivalent).- Experience with Graph Databases (Neo4j, TigerGraph, Amazon Neptune, or equivalent).- Strong understanding of data modeling, indexing, caching, and query optimization .- Proficiency in automation, scripting, and DevOps practices for database administration (Python, Shell, Ansible, Terraform).- Knowledge of cloud data services (AWS RDS/Redshift, GCP BigQuery, Azure SQL, Cosmos DB).- Solid grasp of security, compliance, and data governance frameworks .Preferred Qualifications- Experience supporting AI/ML pipelines and real-time analytics .- Exposure to multi-cloud and hybrid data deployments .- Certifications in MongoDB DBA/Architect, Oracle DBA, Azure/GCP/AWS Data Engineer .- Strong experience in microservices-based architectures and database integration patterns.Education- Bachelor’s or Master’s degree in Computer Science, Information Systems, or related field .- Advanced certifications in databases or cloud platforms preferred.Why Join Us- Lead enterprise-wide initiatives in next-generation data platforms .- Work with cutting-edge database technologies powering AI, analytics, and mission-critical workloads.- Collaborate with global teams on complex, high-impact projects.- Competitive compensation, benefits, and career growth opportunities.Think global. Think BIG.Visit us:Linkedin: