Mohammed Shadab Ansari
Technical Service Engineer
Summary
Certified MongoDB Atlas Cloud Engineer with 10 years of experience in cloud database management, performance tuning, and infrastructure optimization. Specialized in multi-cloud deployments (AWS, GCP, Azure) using MongoDB Atlas with expertise in advanced data migration, VPC management, and security protocols. Adept in Terraform IaC, Atlas performance monitoring, and advanced encryption methodologies. Strong problem-solving abilities with a focus on database resilience and high availability.
Overview
10
10
years of professional experience
2014
2014
years of post-secondary education
Work History
Technical Services engineer
MongoDB Software India Pvt Ltd.
11.2021 - Current
- MongoDB Atlas Expert: Specialized in designing, optimizing, and troubleshooting Atlas Search, fine-tuning relevance scoring, and implementing complex search queries for scalable, high-performance applications.
- Cloud Database Migrations: Led migration of 50+ enterprise clients from on-premise to MongoDB Atlas on AWS and GCP, improving database performance by 30% and reducing operational costs by 25%.
- Infrastructure as Code (IaC): Automated MongoDB Atlas cluster deployments using Terraform and MongoDB Administration API, reducing setup time by 50%.
- Cloud Networking & Security: Configured VPC peering, PrivateLink, and Private Service Connect across AWS, GCP, and Azure, ensuring 99.99% uptime for 100+ high-availability clusters.
- Observability & Troubleshooting: Utilized Splunk, Atlas Metrics, Prometheus, and Grafana for proactive monitoring, system health checks, and anomaly detection.
- Performance Optimization: Tuned queries, indexes, and memory management for MongoDB clusters (replica sets & sharded clusters), improving workload efficiency.
- Disaster Recovery & High Availability: Designed and implemented DR architectures and multi-cloud HA strategies for mission-critical applications.
- Storage & Encryption: Managed cloud storage (AWS S3, Google Cloud Storage), versioning, and encryption at rest using AWS CMK and Google KMS.
- Authentication & Security: Configured SAML-based SSO for secure access and enforced IAM policies across cloud environments.
- Data Migration & Sync: Expertise in MongoDB migration tools (Live Migration, MongoMirror, mongodump, mongorestore, mongosync) for seamless data transitions.
- Knowledge Base Development: Authored technical documentation and KB articles to enhance self-service support and improve case deflection rates.
- Customer-Facing Engineering: Provided advanced frontline technical support, troubleshooting database connectivity, performance, and security issues.
- Improved system performance by diagnosing and resolving complex technical issues.
- Collaborated with cross-functional teams to develop and implement innovative solutions, resulting in optimized system performance.
- Championed continuous improvement initiatives within the team to drive better outcomes in response times and service quality metrics.
- Reduced server downtime by proactively monitoring cloud resources and addressing potential issues before they escalated.
Linux Administrator
Rackspace Technology
09.2020 - 11.2021
- Providing LAMP support to Rackspace Tier 3 to Tier 7 customers (1000+ customers) & Data pipe customers (Rackspace Acquired Company) via calls as well as on tickets
- Providing Linux OS Anywhere support i.e Rackspace Cloud/AWS/Physical/VMWare
- Handling the OS related issues such as NFS, LVM, Package Management, Networking, Performance, Storage & FS, User Management, SFTP, Postfix etc
- Deployment of LAMP stack on fresh servers
- Managing resources in VMware via vCenter server
- Experience in performance tuning for Apache
- Experience in setting up MySQL/MariaDB replication
- Helping customers in migrating their infrastructure from Physical environment to Cloud or upgrading from CentOS6.x to higher OS version
- Responsible for upselling Rackspace offered services to various customers and help the Presales engineer
Linux Administrator
IBM INDIA PVT LTD.
02.2015 - 09.2020
- Configuration & troubleshooting of Linux Servers (RHEL, CentOS, SuSE)
- Maintain System Security, experience in installation, configuration, and maintenance of Linux Operating Systems
- Experience in handling issues related to Volume, Disk Management, CPU, Service Restoration etc
- Management of Logical Volume and Files & Directory Permissions (ACL)
- VMs management, snapshots of VMs, Event and Logs tracker over vCenter
- Quarterly based patching of Linux and Solaris Servers via Automated patching using IBM BigFix
- Work on User access management and Permissions for Users and Groups for the client on the requested servers and platforms
- Job Scheduling and Automating process using CRON
- File System, Password Aging and Commands
- Configuration of NFS, SAMBA, FTP, LVM
- Based on the incident tickets opened in BMC Remedy/ Maximo, communicate the customers and resolve the issue in time depending upon the severity level of the ticket
- Identify vulnerabilities, recommend corrective measures and ensure the adequacy of existing information security controls
- Executions of change activities, client interaction, maintain SLA for the project, tasks, and tickets as per client requirements
Education
B. Tech - ECE
Noida Institute of Engineering And Technology
Greater Noida, IndiaSkills
- Linux
- AWS
- GCP
- Azure
- Networking
- Terraform
- LAMP Deployment
- Cloud Security
- Single Sign On
- Atlas Search
- Vector Search
- Encryption at rest
Credly
https://www.credly.com/users/mohammed-shadab-ansari.25aedd44
Certifications And Achievements
- Red Hat Certified System Administrator, 180-020-190
- Red Hat Certified Engineer
- Google Cloud - Professional Cloud Architect
- Google Cloud - Associate Cloud Engineer
- Certified AWS Solution Architect Associate
- Certified IBM Agile Advocate
- MongoDB Certified Associate DBA
Timeline
Technical Services engineer
MongoDB Software India Pvt Ltd.
11.2021 - Current
Linux Administrator
Rackspace Technology
09.2020 - 11.2021
Linux Administrator
IBM INDIA PVT LTD.
02.2015 - 09.2020
B. Tech - ECE
Noida Institute of Engineering And Technology
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