KRISHNENDU ARUN GHOSH
Data Systems Engineer
Mumbai,MH
Summary
Dynamic systems professional with extensive experience in network infrastructure, cybersecurity, and cloud computing, ready to contribute effectively in this role. A strong advocate for team collaboration, consistently driving results while adapting to evolving challenges. Recognized for reliability and a proactive approach to systems analysis, troubleshooting, and automation. Proven ability to communicate effectively and solve complex problems, ensuring seamless operations and enhanced productivity.
Overview
14
14
years of professional experience
2
2
Certifications
3
3
Languages
Work History
Enterprise Data Systems Engineer
SLB
01.2023 - Current
- Administered the Dataiku DSS application on the platform, overseeing user and access management, as well as connections to multiple data sources and GKE integration.
- Designed high availability strategies to minimize downtime during critical systems outages or disasters recovery scenarios.
- Supported user queries, onboarded projects, and facilitated deployments via the deployer node, ensuring seamless operations.
- Collaborated closely with the data analytics team to address technical requirements and support project needs, fostering a synergistic work environment.
- Served as the primary point of contact for overall platform infrastructure health, performance, and capacity, ensuring optimal functionality at all times.
- Managed and monitored all distributed systems, storage infrastructure, and data processing platforms.
- Developed and maintained proactive monitoring, alerting, and automated remediation strategies for key business-critical services, bolstering system reliability.
- Led and coordinated incident response efforts, ensuring swift recovery, and conducting post-incident reviews to identify root causes and preventative actions.
- Demonstrated a deep understanding of SRE concepts, including SLOs, SLIs, and SLAs, contributing to improved service reliability.
- Utilized Azure DevOps CI/CD pipelines and infrastructure as code (IaC) tools like Terraform, streamlining deployment processes and enhancing infrastructure management.
- Provided comprehensive infrastructure management, enhancement, and support for Informatica IDQ, IICS, Dataiku, Alation, and Rundeck, ensuring optimal performance of these critical tools.
- Guided and collaborated with various stakeholders on audit and regulatory requirements, ensuring compliance and adherence to industry standards.
- Exercised strong communication and interpersonal skills to effectively convey complex technical concepts to both technical and non-technical stakeholders, ensuring understanding and alignment.
- Applied familiarity with agile methodologies and project management, contributing to efficient project execution and delivery.
Data Engineer
Schlumberger
08.2021 - 01.2023
- Managed a team of 8 or more individuals to fulfill data ingestion requests for Data Platform consumers, ensuring timely delivery and high-quality service.
- Designed and developed ETL (Extract, Transform, Load) workflows for efficient data ingestion and transformation.
- Implemented Informatica BDM (Big Data Management), Hadoop Sqoop utility, and NIFI to integrate data lake concepts on Hadoop and Azure platforms, enabling seamless data flow to downstream consumers on Google Cloud and Azure Cloud.
- Ensured reliable and efficient delivery of data from various sources, including RDBMS, flat files, and APIs, to the Data Hub.
- Established a framework for specific API systems, enabling controlled data retrieval through pagination, improving data access efficiency, and reducing latency.
Sustenance Analyst
Schlumberger
04.2018 - 08.2021
- Managed a team of 10 or more members to ensure efficient workflow and productivity.
- Provided Level 2 (L2) support and facilitated communication with business segments as a key liaison.
- Utilized Informatica, Big Data, SQL, and Unix to maintain data flow, ensuring seamless operations.
- Mentored team members through knowledge-sharing sessions, fostering a positive team attitude, and strong collaboration.
- Troubleshot execution failures by analyzing logs and following predefined procedures, ensuring minimal downtime, and swift issue resolution.
- Analyzed and resolved issues reported by the Level 1 (L1) team, offering Level 2 support, and escalating critical issues promptly.
- Engaged in change management and incident management activities, contributing to the stability of operations.
- Collaborated with ETL/Hadoop (HDP) administration, and other relevant teams, to identify and resolve operational issues effectively.
IT Analyst
Tata Consultancy Services
07.2012 - 03.2018
- Provide support for 50+ ETL (Extract, Transform, Load) applications.
- Conduct daily health checks for all applications, and submit daily status reports to clients.
- Address bug fixes, and contribute to process improvements.
- Maintain communication with upstream and downstream teams regarding incidents.
- Handle production Change Requests (CRs).
- Resolve incidents and communicate the resolutions to clients via email, tracking them in issue logs.
- Led a team of three offshore members, successfully achieving project objectives.
- Conducted extensive analysis to comprehend business requirements, assess the existing environment, and understand the ETL (Extract, Transform, Load) structure.
- Examined the design architecture, scripts, and jobs to be migrated to the new GFB (Global Financial Business) environment.
- Managed the installation of Informatica, applied necessary hot fixes, and executed the migration and upgrade of repositories from version 8.1.1 to 9.6.1.
- Installed and configured DAC11g on Unix servers.
- Created new repositories and integration services through the admin console, overseeing repository backup and restoration processes.
- Collaborated on enhancements to numerous Informatica code segments, optimizing data extraction, conversion, and loading in alignment with business rules, to resolve performance issues.
Education
B.Sc - Computers
Smt. Chandibai Himathmal Mansukhani College
Mumbai, India01.2011
12th - English
Smt. Chandibai Himathmal Mansukhani College
Mumbai, India01.2008
10th - English
R.G.S English High School
Mumbai01.2006
Skills
Cloud computing
Disaster recovery
Problem-solving
IT infrastructure
Operating systems
Containerization
Network infrastructure administration
Firewalls
Cybersecurity
Oracle
Problem-solving abilities
Decision-making
System troubleshooting
Client service and support
Troubleshooting and diagnosis
Certification
ITIL Foundation Certificate In IT Service Management
Social Links - Linkedin
linkedin.com/in/krishna-ghosh167572167
Timeline
Enterprise Data Systems Engineer
SLB
01.2023 - Current
Data Engineer
Schlumberger
08.2021 - 01.2023
Sustenance Analyst
Schlumberger
04.2018 - 08.2021
IT Analyst
Tata Consultancy Services
07.2012 - 03.2018
B.Sc - Computers
Smt. Chandibai Himathmal Mansukhani College
12th - English
Smt. Chandibai Himathmal Mansukhani College
10th - English
R.G.S English High School