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Lenstra
Senior DataOps Consultant

Senior DataOps Consultant

Hybrid

Paris, France

Freelance

22-04-2025

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Job Specifications

Lenstra was created by the passion of engineers specialised in Computer Science with a proven history in delivering top quality solutions to its customers. Bringing together work excellence and vision we managed to serve top tier clients from a variety of industry domains like Banking/Insurance, Luxury and Tech.
We help our clients to solve their most difficult problems around Cloud Computing & DevOps, Data Platform, IT Security by having a holistic approach of their environment and building often complex but always relevant solutions to help them accelerate their business.
Our engineering team is committed to great ethics and most of our teammates are core contributors to OpenSource projects such as CPython, Postgres or Terraform.

About the role
You will be part of the Data/AI team that designs, operates, and provides expertise for Data Platform that facilitate the implementation of modern, distributed, and highly resilient architectures on-premises and in the cloud.

As an ElasticSearch / OpenSearch Expert, you will join the cluster's Data/AI team, currently comprised of 15 people, and will work in a rich technical and functional environment:
Manage the obsolescence of the OpenDistro platforms (approximately 40 clusters to be migrated from OpenDistro to OpenSearch) and ElasticSearch Platinum to the Elastic Search Enterprise or OpenSearch offering
Conduct an inventory and map existing usage
Re-assess the application teams' needs (sizing, etc.)
Prepare the current ISO production target environments (security, authorization, indexes, etc.)
Provide technical support to the application teams during the switchover (planned Y-flow)
Automated usage reporting

Location: this job is based in Paris, 3 days onsite, 2 days remotely.

You may be a good addition to our team if:
You are familiar with OpenSearch / OpenDistro and ElasticSearch
Have extensive knowledge of the following data technologies: Kafka, Spark, Flink, Nifi, AirFlowHave knowledge of AWS and GCP Public Clouds and Terraform
You are familiar with data solutions on the Public Cloud: AWS EMR, GCP DataProc, etc.
Expertise with Linux and KubernetesYou can master CI/CD solutions (Gitlab, GitOps, ArgoCD, etc.)
Proficiency in programming languages (Python, etc.)Understating of ITIL V4

Our recruitment process consists in 2 interviews:
1 informal call with our recruiter;
1 technical interview with our partner.

About the Company

Lenstra is a consultancy that specialises in Tech. Our mission is to help our clients improve their operational performance by creating the Tech Solutions they miss. Our consultants speak both the language of Business and that of Tech. They work with our clients to help them define their issues, then create and/or assemble the technological building blocks that meet their needs. Their approach encompasses business strategy, user needs, and technical constraints. Our people are engaging to work with and trusted by clients. ... Know more