Elasticsearch Admin, Search Relevancy, PythonJava, Semantic search (ELSER)

Founded in 1976 CGI is among the largest independent IT and business consulting services firms in the world. With 94000 consultants and professionals across the globe CGI delivers an end-to-end portfolio of capabilities from strategic IT and business consulting to systems integration managed IT and business process services and intellectual property solutions. CGI works with clients through a local relationship model complemented by a global delivery network that helps clients digitally transform their organizations and accelerate results. CGI Fiscal 2024 reported revenue is CA$14.68 billion and CGI shares are listed on the TSX (GIB.A) and the NYSE (GIB). Learn more at .

Job Title: Elasticsearch Admin
Position: Lead Analyst
Experience: 8 - 10 Years
Category: Software Development/ Engineering
Shift: General
Main location: Hyderabad
Position ID: J0726-1019
Employment Type: Full Time
Education Qualification: Bachelors degree in Computer Science or related field or higher with minimum 7 years of relevant experience.

Position Description: Works independently under limited supervision and applies knowledge of subject matter in Applications Development. Possess sufficient knowledge and skills to effectively deal with issues challenges within field of specialization to develop simple applications solutions. Second level professional with direct impact on results and outcome.

Design implement and manage highly available scalable and secure self-hosted Elasticsearch clusters in production environments.
Architect and optimize enterprise search platforms using Elasticsearch Kibana and Logstash (ELK Stack).
Develop and enhance semantic search capabilities using Elasticsearch Learned Sparse Encoder (ELSER) vector search and hybrid search techniques.
Design and implement search relevance tuning strategies including custom analyzers synonyms ranking algorithms boosting and query optimization.
Build REST APIs and search services using Python and Java for indexing querying and search automation.
Lead Elasticsearch cluster administration activities including performance tuning capacity planning monitoring upgrades and security hardening.

Must-Have Skills:
810 years of experience in Elasticsearch administration and search platform architecture.
Strong expertise in Elasticsearch Kibana Logstash and the Elastic Stack (ELK).
Experience designing deploying and managing self-hosted Elasticsearch clusters.
Hands-on experience with Elasticsearch cluster administration performance tuning and capacity planning.
Strong knowledge of search relevancy tuning ranking algorithms analyzers tokenizers synonyms and query optimization.
Experience with semantic search hybrid search vector search and Elasticsearch Learned Sparse Encoder (ELSER).
Proficiency in Python and/or Java for developing search services and automation.
Experience implementing disaster recovery (DR) backup/restore snapshots and cross-cluster replication (CCR).
Strong understanding of index design mappings shard allocation Index Lifecycle Management (ILM) and ingestion pipelines.
Experience with REST APIs and Elasticsearch Query DSL.
Knowledge of Linux system administration and shell scripting.
Experience with monitoring and troubleshooting using Kibana Prometheus Grafana or Elastic monitoring.
Strong understanding of Elasticsearch security RBAC TLS authentication and authorization.
Experience with Docker Kubernetes and CI/CD pipelines.
Strong problem-solving performance optimization and production support skills.

Good-to-Have Skills:
Experience with Knowledge Graphs and metadata management.
Familiarity with AI-powered search Retrieval-Augmented Generation (RAG) and Large Language Model (LLM) integrations.
Experience with vector databases and embedding models.
Knowledge of Apache Kafka Apache Spark or other streaming technologies.
Experience with cloud platforms such as AWS Azure or Google Cloud Platform (GCP).
Infrastructure as Code (IaC) experience using Terraform or Ansible.

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CGI is an equal opportunity addition CGI is committed to providing accommodation for people with disabilities in accordance with provincial legislation. Please let us know if you require reasonable accommodation due to a disability during any aspect of the recruitment process and we will work with you to address your needs.

• Amazon Simple Storage Service
• Kubernetes
• Elastic Stack & Elasticsearch
• Elastic Suite
• ELK
• Knowledge management
• Python
• SQL

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