Tata Consultancy Services
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PythonRole descriptions / Expectations from the Role
· 6-7 years of IT development experience with min 3+ years hands-on experience in Snowflake
· Strong experience in building/designing the data warehouse or data lake, and data mart end-to-end implementation experience focusing on large enterprise scale and Snowflake implementations on any of the hyper scalers.
· Strong experience with building productionized data ingestion and data pipelines in Snowflake
· Good knowledge of Snowflake's architecture, features likie Zero-Copy Cloning, Time Travel, and performance tuning capabilities
· Should have good exp on Snowflake RBAC and data security.
· Strong experience in Snowflake features including new snowflake features.
· Should have good experience in Python/Pyspark.
· Should have experience in AWS services (S3, Glue, Lambda, Secrete Manager, DMS) and few Azure services (Blob storage, ADLS, ADF)
· Should have experience/knowledge in orchestration and scheduling tools experience like Airflow
· Should have good understanding on ETL or ELT processes and ETL tools.
Python
Amazon Web Services (AWS)5+ years of IT development experience with min 3+ years hands-on experience in Snowflake · Strong experience in building/designing the data warehouse or data lake, and data mart end-to-end implementation experience focusing on large enterprise scale and Snowflake implementations on any of the hyper scalers. · Strong experience with building productionized data ingestion and data pipelines in Snowflake · Good knowledge of Snowflake's architecture, features likie Zero-Copy Cloning, Time Travel, and performance tuning capabilities · Should have good exp on Snowflake RBAC and data security. · Strong experience in Snowflake features including new snowflake features. · Should have good experience in Python/Pyspark. · Should have experience in AWS services (S3, Glue, Lambda, Secrete Manager, DMS) and few Azure services (Blob storage, ADLS, ADF) · Should have experience/knowledge in orchestration and scheduling tools experience like Airflow · Should have good understanding on ETL or ELT processes and ETL tools.
PythonResponsibilities:
- Develop, maintain and manage advanced reporting, analytics, dashboards in Tableau or PowerBI
- Ability to identify right data Visualization based on Business requirement.
- Perform and document data analysis, data validation and data mapping design
- Review and improve existing reports, dashboards, and analytics systems.
- Help optimise Tableau reports/dashboards performance on the server
- Develop presentations and documents that will have an impact
- Communicate complex topics to the team through both written and oral communications
- Ensure that project deliverable meet business requirements and ensure to complete the project within assigned timelines
Role
Snowflake Architect
Required Technical Skill Set
· 4-8 years of total experience and at least 3+ years of expertise in Cloud data warehouse technologies on Snowflake and AWS, Azure or GCP.
· At least one End-to-end Snowflake implementation is a must covering all aspects including architecture, design, data engineering, data visualization and data governance (specifically data quality and lineage).
· Significant experience with data migrations and development of Operational Data Stores, Enterprise Data Warehouses and Data Marts.
· Good hands-on knowledge on SQL and Data Warehousing life cycle is an absolute requirement.
· Significant experience with data migrations and development, design, Operational Data Stores, Enterprise Data Warehouses and Data Marts.
· Experience with cloud ETL and ELT in one of the tools like DBT/Glue/ADF or Matillion or any other ELT tool and exposure to Bigdata ecosystem (Hadoop).
· Expertise with at least one of the Traditional data warehouses solutions on Oracle, Teradata, and Microsoft SQL server.
· Excellent communication skills to liaise with Business & IT stakeholders.
· Expertise in planning execution of a project and efforts estimation.
· Understanding of Data Vault, data mesh and data fabric architecture patterns.
· Exposure to working in Agile ways of working.
Role**
Ab Initio Developer
Required Technical Skill Set**
Ab Initio, GDE, EME Conduct IT and Hadoop, Spark
Desired Competencies (Technical/Behavioral Competency)
Must-Have**
(Ideally should not be more than 3-5)
- Should have very good knowledge and implementation experience about ETL/ELT methodology, Data Quality Strategy and Data Principles
- Experience in Project Code Management Tools(Repository/Maven/Version Control/Servers)
- Good knowledge Database Concepts (SQL)
- Good Exposure of Project management tools (JIRA, Confluence)
- Working experience in Agile methodology (Scrum/Kanban)
Responsibilities of the Candidate:
- Working with the Design team in Understanding the business changes and providing suggestions if required
- End-to-end development of the business changes received (New/existing changes)
- Production support for any kind of production failure (L3 support)
- On-time deliveries
- Analyze existing implementations and work on ways to enhance the performance
True Hands-On Developer in Programming Languages like Java or Scala . Expertise in Apache Spark . Database modelling and working with any of the SQL or NoSQL Database is must. Working knowledge of Scripting languages like shell/python. Experience of working with Cloudera is Preferred Orchestration tools like Airflow or Oozie would be a value addition. Knowledge of Table formats like Delta or Iceberg is plus to have. Working experience of Version controls like Git, build tools like Maven is recommended. Having software development experience is good to have along with Data Engineering experience
Comprehensive knowledge of RHEL system administration, including installation, configuration, and management of Red Hat Enterprise Linux servers.
Deep understanding of Red Hat Satellite Administration, including the configuration and management of patch management, software repositories, and provisioning.
Strong technical skills in Ansible Administration, including deployment, automation of tasks, writing playbooks, and managing inventories.
Exceptional troubleshooting skills, with the ability to diagnose and resolve complex technical issues quickly and effectively.
Strong knowledge of security compliance,and implementing best practices to protect against security threats and vulnerabilities.
Closely work with business teams to understand the requirements and provide support as needed and ability to work independently and as part of a team.
Awareness of ITIL concept Good Communication learning and documentation skills.
Good understanding of ServiceNow ticketing tool.
Good written and verbal communication skills, with the ability to effectively convey technical information to both technical and non-technical audiences.
Flexible to work evening/night hours and weekends long term if required.
Experience with virtualized environments (VMWare) is preferred.
RHCSA and/or RHCSE are preferred.
Roles and Responsibilities:
RHEL System Administration: Lead the administration, configuration, and maintenance of Red Hat Enterprise Linux servers, ensuring optimal performance, reliability, and security.
Red Hat Satellite Administration: Design and implement Red Hat Satellite systems, including patch management, software repositories, and provisioning, to ensure efficient and effective systems management.
Ansible Administration: Strong knowledge in Ansible Administration, automating system administration tasks, writing playbooks, and managing inventories to streamline systems management processes.
Security Compliance: Oversee security compliance measures, including security audits and best practices, to ensure the security of all systems and infrastructure.
Technical Implementation: Lead technical implementation projects, including new systems and upgrades, working closely with the internal teams and following project management best practices.
Troubleshooting: Utilize deep technical expertise to diagnose and resolve complex technical issues in a timely and effective manner, utilizing strong problem-solving and critical thinking skills.
Technical Support: Provide technical support to internal users, including system administration, maintenance, and troubleshooting, to ensure optimal system performance and reliability.
Work independently and as part of a team, utilizing strong collaboration and interpersonal skills, to achieve common goals and objectives, and meeting SLAs for team collaboration and project completion times.
Develop and maintain technical solution documents (TSD) and standard operating procedures(SOP).
Will need to manage Cassandra/Solr/Spark/Graph clusters.
2. Strong experience in UNIX required, including command line editors, scripting (shell, Python, Perl, etc
3. Expert Understanding of Unix/Linux Operating systems.
4. Monitor Cassandra clusters using OpsCenter,
5. Experience in upgrades of Cassandra/Solr/Spark required
6. Manage nodes of Cassandra/Solr/Spark cluster
7. Cassandra cluster connectivity and security
8. Must-have supported Cassandra cluster in production
9. Using monitoring and management tools (e.g. OpsCenter)
10. Troubleshoot Cassandra/Solr/Spark Cluster
11. Database backup and recovery
12. Disk space management, Automate manual tasks
13. Certification as Datastax Administrator or Developer will be preferred.
14. Additional responsibility to monitor and maintain Tomcat cluster.
15. Should have experience in performance and capacity planning.
16. Should have experience in Datastax Cassandra & Apache Cassandra.
17. Provide 24x7 support for critical production systems.
18. Decommissioning and commissioning the Node on running cluster/existing cluster.
19. Understanding of Cassandra cluster management by using datastax Opscenter, Devcenter and
nodetool utility commands & Other Utilities.
20. Clear understanding of Relational DB / NoSQL Concepts and Architecture.
21. Ability to multi-task and context-switch effectively between different activities and teams
Comprehensive knowledge of RHEL system administration, including installation, configuration, and management of Red Hat Enterprise Linux servers.
Deep understanding of Red Hat Satellite Administration, including the configuration and management of patch management, software repositories, and provisioning.
Strong technical skills in Ansible Administration, including deployment, automation of tasks, writing playbooks, and managing inventories.
Exceptional troubleshooting skills, with the ability to diagnose and resolve complex technical issues quickly and effectively.
Strong knowledge of security compliance,and implementing best practices to protect against security threats and vulnerabilities.
Closely work with business teams to understand the requirements and provide support as needed and ability to work independently and as part of a team.
Awareness of ITIL concept Good Communication learning and documentation skills.
Good understanding of ServiceNow ticketing tool.
Good written and verbal communication skills, with the ability to effectively convey technical information to both technical and non-technical audiences.
Flexible to work evening/night hours and weekends long term if required.
Experience with virtualized environments (VMWare) is preferred.
RHCSA and/or RHCSE are preferred.
Roles and Responsibilities:
RHEL System Administration: Lead the administration, configuration, and maintenance of Red Hat Enterprise Linux servers, ensuring optimal performance, reliability, and security.
Red Hat Satellite Administration: Design and implement Red Hat Satellite systems, including patch management, software repositories, and provisioning, to ensure efficient and effective systems management.
Ansible Administration: Strong knowledge in Ansible Administration, automating system administration tasks, writing playbooks, and managing inventories to streamline systems management processes.
Security Compliance: Oversee security compliance measures, including security audits and best practices, to ensure the security of all systems and infrastructure.
Technical Implementation: Lead technical implementation projects, including new systems and upgrades, working closely with the internal teams and following project management best practices.
Troubleshooting: Utilize deep technical expertise to diagnose and resolve complex technical issues in a timely and effective manner, utilizing strong problem-solving and critical thinking skills.
Technical Support: Provide technical support to internal users, including system administration, maintenance, and troubleshooting, to ensure optimal system performance and reliability.
Work independently and as part of a team, utilizing strong collaboration and interpersonal skills, to achieve common goals and objectives, and meeting SLAs for team collaboration and project completion times.
Develop and maintain technical solution documents (TSD) and standard operating procedures(SOP).
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