DBA Senior

Europ IT Services
LU - Luxembourg - Luxembourg
December 20, 2024

As a Senior Database Administrator, you will play a critical role in the design, implementation, and maintenance of our Database infrastructure. You will be responsible for overseeing the design, development. Ensuring that the databases are secure, scalable, highly available, stable, guaranteeing integrity, and efficiency of our information systems that support core organizational functions and growth. This involves accurate documentation, architectural schemas, monitoring, alerting, and optimizations. The ideal candidate will have a strong technical background, excellent problem-solving skills, and a commitment to staying current with industry advancements.

Database administration and management

Install, configure, and maintain SQL Server and MongoDB database systems

Monitor database performance and optimize for efficiency, scalability, and stability

Implement backup and recovery processes to ensure data integrity and availability

Identify and resolve performance bottlenecks in query execution, indexing, and schema design

Implement security standards linked to internal policies aimed to protect sensitive data and to ensure compliance with the organization and the regulator

Manage user roles, permissions, and database access protocols

Propose a design and implement High Availability (HA) and Disaster Recovery (DR) strategies for critical databases

Configure and maintain MSSQL failover clusters, Always On Availability Groups, and replication setups

Design and implement strategic optimization approaches for MongoDB clusters, including sharding, replication, and partitioning for large-scale environments

Support and manage Elasticsearch or other NoSQL solutions as required for search, analytics, or specific application needs

Develop scripts for database automation tasks, including monitoring, backups, and deployment

Leverage tools and scripts to automate repetitive DBA tasks and improve efficiency

Work closely with developers, DevOps, and system administrators to support application requirements

Collaborate with development teams optimize queries before deployment

Maintain up-to-date documentation for database configurations, procedures, and standards

Ensuring infrastructure availability through periodical on-call duty shifts

Your profile

Education and experience:

University degree in ICT - BAC +3 minimum

Minimum of 6+ years of proven experience in the indicated fields

Proven experience managing SQL Server (on-premises and cloud) and MongoDB in production environments

Familiarity with Elasticsearch or similar NoSQL technologies is a plus.

Technical skills:

Strong knowledge of query optimization techniques

Experience with SQL and MongoDB infrastructure

Familiarity with Azure for database management (other cloud platforms is a plus)

Proficiency in scripting languages like PowerShell, Python, or Bash for automation tasks

Knowledge of database security best practices, including encryption and auditing

Practical and concrete knowledge of backup systems such as CommVault Preferred

Qualifications:

Certification in related field is a plus

Familiarity with SSIS packages and replications

Hands-on experience with Elasticsearch or a comparable NoSQL solution

Soft skills:

Client, service, corporate and business oriented

Excellent problem-solving and analytical skills

Strong communication and collaboration abilities with cross-functional teams

Detail-oriented with a proactive approach to identifying and resolving issues

Strong interpersonal and entrepreneurial skills

Professional communication and behaviour in all interactions

Real team player with the ability to propose and convince

Able to work both autonomously and within a dynamic team

Organized and meticulous

Proactive, able to challenge the model drawn up

Curious, concerned, and able to acquire new knowledge

Proficient in written and spoken French, English as an asset

Read the full job description and apply online on the recuiter's web-site

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