System administrator (Database Focus)

Administration and operation of on-premises (Oracle, MS SQL) and Azure cloud (PostgreSQL) databases, including security, compliance, support for application owners and users, and related Windows, IIS, Active Directory/Entra ID and Azure DevOps administration tasks. Based in Brussels, working on large-scale projects primarily for the European Institutions market at Netcompany Belgium.

Responsibilities

Perform core administration and operation tasks of the on-premises (Oracle, MS SQL) and Azure cloud (PostgreSQL) databases: installation, patching, performance tuning, backup and recovery, monitoring, listener configuration, tablespaces and user management, automation and scripting; Ensure the evolution of the databases infrastructure and architectures, as well as the hosting platforms: system hardening, user access control, and auditing; Manage the security and compliance of the databases infrastructure: vulnerabilities identification and remediations, analyse of the security audit and logs; Provide support to applications' owners and overall users of the databases; Develop high-quality technical documentation, reports, and client presentations; Contribute to other systems administration tasks beyond database (Windows servers/IIS, Active Directory/EntraID, Azure DevOps deployment pipelines, certificate renewals, operational trouble-shooting and problem solving)

Requirements

Master's degree in Computer Science, Information Technology, or a related field with a minimum of 8 years of relevant professional experience, or Bachelor's degree with a minimum of 12 years of relevant professional experience; Excellent command of English, both written and spoken; Proven experience in the administration and operation of Oracle, Microsoft SQL Server, and PostgreSQL databases, including installation, configuration, patching, upgrades, and ongoing maintenance across on-premises and cloud environments; Strong knowledge of database performance tuning, monitoring, backup and recovery, troubleshooting, capacity management, and high-availability practices; Experience managing database infrastructure in Microsoft Azure, with knowledge of system administration, infrastructure evolution, automation, and scripting using PowerShell, SQL, or equivalent tools; Good understanding of database hardening, access control, user and privilege management, vulnerability assessment and remediation, security auditing, and log analysis; Experience with Windows Server, IIS, Active Directory/Entra ID, Azure DevOps deployment pipelines, and certificate management, with the ability to troubleshoot infrastructure and application-related issues; Ability to provide technical support to application owners and database users, collaborate with infrastructure teams, and produce clear technical documentation, operational procedures, reports, and client presentations

Benefits

Opportunity to work in a modern environment; Competitive compensation & benefits package; Hospitalization plan; Meal and commuting allowance; Mobility budget or commuting allowance (if applicable); Well-being activities (on premises); Continuous learning opportunities using the most modern methods (unlimited access to Udemy for Business, ad-hoc trainings); Personalized development plan for targeted career growth