Database Engineer / Administrator
Recrutement d’un Database Engineer / Administrator chez ARHS Group
Offre d’Emploi aux Pays-Bas
Titre du poste : Database Engineer / Administrator
Entreprise : ARHS Group
Description de l’entreprise
ARHS Group se positionne comme un acteur majeur dans la gestion de projets et systèmes informatiques complexes pour de grandes organisations. Fondé en 2016, ce groupe entièrement indépendant est le fruit de la synergie entre treize entités réparties dans huit pays, engendrant un réseau de plus de 1750 consultants. Cette structure corporative permet une réactivité accrue face aux évolutions du marché et aux demandes client, en privilégiant une prise de décision rapide sans lourdeur bureaucratique.
Les activités d’ARHS se concentrent sur le développement logiciel, la business intelligence et les services d’infrastructure, s’appuyant sur des méthodologies telles que le Rational Unified Process (RUP) et le cadre de développement agile Scrum. L’entité grecque Arηs Developments Hellas vise à étendre ces activités au marché européen, fournissant des services de haute qualité couvrant l’ensemble du cycle de vie du développement applicatif.
Description du poste
Le poste de Database Engineer / Administrator est centré sur l’administration de bases de données, principalement Microsoft SQL Server, tout en engageant d’autres systèmes de gestion de bases de données (DBMS) tels que MariaDB, MySQL et PostgreSQL. Les tâches incluent notamment :
- Déploiement de serveurs de bases de données : installation, configuration, mise à jour.
- Configuration de serveurs virtuels : gestion des systèmes d’exploitation sous-jacents.
- Surveillance de la santé des systèmes : gestion des métriques pour maintenir l’efficacité des bases de données.
- Gestion de la sécurité : mise en œuvre des politiques de protection des données.
- Maintenance des bases de données : tâches programmées et monitoring pour les sauvegardes et l’intégrité des données.
- Planification de la continuité des activités : configuration de la haute disponibilité et de la récupération après sinistre.
- Automatisation : mise en pratique de scripts pour optimiser l’efficacité opérationnelle.
- DevOps : création de pipelines pour les changements de base de données.
- Modélisation de données : conception de modèles de bases de données et documentation associée.
- Gestion des changements : mise en œuvre des modifications en production conformément aux normes.
- Formation : transfert de connaissances aux équipes internes.
- Gestion des tickets assignés : traitement des incidents dans des délais impartis.
Qualifications Requises
Obligatoires :
- Un minimum de **8 ans d’expérience** en tant que consultant ICT dans des environnements d’entreprise.
- Au moins **6 ans d’expérience** en administration de bases de données sensibles dans des contextes de haute sécurité.
- Compétences solides en Microsoft SQL Server, avec une vaste expérience des versions de 2008 à 2022.
Souhaitables :
- **3 ans d’expérience** en administration de bases de données PostgreSQL, MariaDB et MySQL.
- Expérience avec des technologies telles que MongoDB et Cassandra.
- Compétences en virtualisation et containerisation.
Localisation et Conditions
Localisation : Den Haag, Zuid-Holland
Date de publication : 11 juin 2025
Pour tous les candidats intéressés, un souci d’égalité des chances est garanti, et les postulants sont encouragés à postuler sans hésitation. La diversité est valorisée au sein d’ARHS Group, un engagement en faveur d’une inclusion authentique au sein de son équipe.
📅 Date de publication de l’offre : Wed, 11 Jun 2025 22:06:48 GMT
🏢 Entreprise : ARHS Group
📍 Lieu : Den Haag, Zuid-Holland
💼 Intitulé du poste : Database Engineer / Administrator
💶 Rémunération proposée :
📝 Description du poste : Company DescriptionArηs is a fully independent group of companies specialized in managing complex IT projects and systems for large organisations, focusing on state-of-the-art software development, business intelligence and infrastructure services.We are composed of 13 entities across 8 countries that are unified by the Arηs Group, with more than 1750 consultants.This corporate structure enables us to respond quickly to market changes and customer requests, and to communicate and make decisions without layers of bureaucracy.Our success can be attributed to the synergy among our nine complementary entities, combined with our methodologies, which are based on the Rational Unified Process (RUP) and the Scrum agile software development framework.Established in 2016, the Greek entity Arηs Developments Hellas aims to extend Arηs Group activities dedicated to the European market providing high-quality services in Software Development, covering the entire application development lifecycle: starting with user requirements, business process redesign and specifications, to continue with development, testing and application maintenance.Job DescriptionDatabase Administration: performing day-to-day Database Administration tasks for Microsoft SQL Server databases as well as for other DBMSs including MariaDB, MySQL, PostgreSQL and other.The following tasks are within the context of these DBMSs:
- Database server deployment: installing, configuring, patching, upgrading Database servers, Database Management systems, Databases.
- Virtual server configuration: configuring, patching, upgrading virtual Servers and operating systems underlying the DBMSs, including Microsoft Windows Server.
- Health monitoring: defining, gathering, managing metrics for monitoring databases, operating systems and servers to ensure systems remain healthy; checking error logs, system events, database events, disk space and storage events use monitoring tools including SCOM to identify, prevent and resolve issues.
- Security management: Enforce data security and data protection policies by managing security and database access, identifying and auditing user access of sensitive databases in compliance with procedures and regulations.
- Database maintenance: installing, configuring, scheduling, monitoring Database Jobs for Backups, Integrity checks, Index maintenance, Update Statistics, etc.
- Backup and recovery: define, create, schedule database backup plans and strategy, ensure restorability, integrate Database-level backups with Operating System-level backup systems like NetBackup, manage Data Retention.
- Performance monitoring, tuning, and optimization: define and gather critical performance metrics for DBMSs and OSs to ensure fast database performance using tools like SolarWinds DPA; assess data access patterns and query plans for improving performance by tuning and optimizing database queries.
- Business Continuity: ensure to meet SLAs by configuring High Availability & Disaster Recovery, defining, implementing, configuring, monitoring technologies including AlwaysOn Availability Groups and Windows Server Failover Clusters.
- Automation: define, implement, schedule, monitor scripts for automation of repetitive, recurring tasks using Powershell, etc.
- DevOps: define, create, implement DevOps pipelines for deploying database changes into production using AzureDevops, FlyWay, etc.
- Data modelling: design, reverse engineer, document conceptual and physical database models and define and update standard operating procedures.
- Change management: implement database Changes and Releases into production and other environments, in compliance with standards and procedures.
- Coordination: Coordinate and/or participate with multiple teams to coordinate activities from Development, Architecture, Applications, Security, Networks, and Service Management in case of troubleshooting and problem resolution.
- Communication: communicate opposing views to stakeholders and facilitate compromise solutions, display and enable teamwork.
- Training and Knowledge Transfer: Provide technical training or knowledge transfer to internal teams, ensuring smooth handovers and self-sufficiency in routine tasks.
- Assigned ticket handling: Promptly address incident and change tickets assigned through the ITSM tool, ensuring they are handled immediately upon assignment. This includes following up, prioritizing tasks, and resolving them within the established timeframes and according to SLAs.
QualificationsMandatory:Minimum of 8 years of experience as an ICT Consultant in large-scale enterprise environments, tasked with systems administration of mission-critical production systemsMinimum of 6 years of experience in Database Administration with sensitive data in complex high-security environmentsMinimum of 5 years of experience in Database Administration with the following tools and technologies:
- Microsoft SQL Server Standard & Enterprise Edition
- Experience with a wide range of versions of the DBMS from v2008 until v2022
- Azure SQL Database, Azure SQL Managed Instance
- Business Intelligence: OLAP Cubes (SSAS), ETL (SSIS), Reporting (SSRS, PowerBI)
Minimum of 5 years of experience in Database Administration with the following technologies:
- Business continuity, High Availability, Disaster Recovery
- AlwaysOn Availability Groups
- Windows Server Failover Clustering
Desirable:A minimum of 3 years of experience in Database Administration with technologies for:
- PostgreSQL
- MariaDB and/or MySQL
- Associated database administration tools, e.g. pgAdmin, MySqlWorkbench
Experience in Database Administration with the following technologies:
- MongoDB
- Cassandra
- Neo4J
Experience in working with the following technologies:
- VMWare virtualization
- Containerization with Kubernetes
Experience in Database Administration with the following technologies:
- PostgreSQL HA&DR solutions
- Streaming replication, Patroni, Etcd, HAProxy
Experience in Database Administration with the following technologies for:
- MariaDB HA&DR solution
- Galera Clustering, MaxScale
- Load balancing, data replication, failover
Experience in Database Administration with all mentioned DBMSs and technologies:
- for on-premise environments
Experience in the development of scripts and solutions for:
- DevOps pipelines
- Automated Deployment
- Database schema versioning and deployment
- Puppet, AzureDevOps/TFS, FlyWay
- Bash, Powershell, TerraForm
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