Oracle Dba Engineer

Inetum Portugal; Lisboa; Presencial; EUR 60 000 - 100 000; Tempo integral

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Resumo da oferta

Inetum Portugal is seeking a Senior Oracle Database Engineer to support mission-critical database infrastructures in a 24/7 production environment. You will be the L3 reference for reliability, security and continuity across on-prem and cloud ecosystems.

The role requires deep Oracle expertise, HA/DR, performance tuning, automation, and the ability to lead complex upgrades and migrations while coordinating with cross-functional teams. Fluent English is required; French or Dutch are a plus.

Qualificações

• 5–10+ years of experience in database administration within production environments.
• Expertise in Oracle architecture, high availability, migrations, and large-scale Oracle projects.
• Experience in MSP/outsourcing environments is highly valued.
• Advanced Oracle Database skills: RMAN, Data Guard, RAC, ASM, OEM, Diagnostics/Tuning Packs.
• Strong HA/DR, clustering, replication, and failover knowledge.
• Strong performance analysis, query optimization, indexing, and root-cause troubleshooting.
• Backup/restore procedures and complex recovery handling.
• Linux/AIX OS troubleshooting, virtualization, storage architectures.
• Scripting (PowerShell, Python, Bash, Ansible) and CI/CD contribution.
• Knowledge of security practices: encryption, auditing, data masking and compliance.
• Ability to manage priorities, work under SLA pressure, on-call.
• Fluent English; French or Dutch a plus.

Responsabilidades

• Design and evolve database architectures across on-prem and cloud environments, ensuring high availability, performance and resilience.
• Perform advanced L3 administration, troubleshoot incidents, lead root-cause analysis across SQL, storage, HA, RAC and performance layers.
• Optimize database performance through query tuning, indexing strategies, capacity monitoring and continuous improvement initiatives.
• Define and maintain backup, restore and disaster recovery strategies, including regular DR tests and failover procedures.
• Lead upgrades, migrations and architecture redesigns with safe deployments and proper documentation.
• Participate in 24/7 on-call rotation, handling critical incidents and coordinating with cross-functional technical teams.
• Develop automation scripts and contribute to CI/CD pipelines to industrialize provisioning, patching, monitoring and reporting.
• Implement security policies, including encryption, auditing, data masking and regulatory compliance.
• Produce and maintain technical documentation (HLD/LLD, runbooks, procedures) and enrich knowledge bases.

Conhecimentos

Oracle Database

RMAN

Data Guard

RAC

ASM

Diagnostics Tuning

Performance tuning

Linux/AIX

Scripting

Python

CI/CD

Ferramentas

PowerShell

Python

Bash

Ansible

Descrição da oferta de emprego

Company Description

Inetum is a European leader in digital services. Inetum’s team of 28,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well as the common good. Present in 19 countries with a dense network of sites, Inetum partners with major software publishers to meet the challenges of digital transformation with proximity and flexibility. Driven by its ambition for growth and scale, Inetum generated sales of 2.5 billion euros in 2023.

Job Description

We are looking for a Senior Oracle Database Engineer to support and evolve mission‑critical database infrastructures in a 24/7 production environment. This role is ideal for a highly skilled technical professional with deep expertise in Oracle architecture, performance tuning, high availability and automation. You will act as an L3 reference, ensuring reliability, security and continuity across complex on‑prem and cloud database ecosystems

Responsibilities

• Design and evolve database architectures across on‑prem and cloud environments, ensuring high availability, performance and resilience;
• Perform advanced L3 administration, troubleshoot complex incidents and lead root‑cause analysis across SQL, storage, HA, RAC and performance layers;
• Optimize database performance through query tuning, indexing strategies, capacity monitoring and continuous improvement initiatives;
• Define and maintain backup, restore and disaster recovery strategies, including regular DR tests and failover procedures;
• Lead major changes such as upgrades, migrations and architecture redesigns, ensuring safe deployments and proper documentation;
• Participate in 24/7 on‑call rotation, handling critical incidents and coordinating with cross‑functional technical teams when required;
• Develop automation scripts and contribute to CI/CD pipelines to industrialize provisioning, patching, monitoring and reporting,
• Implement and enforce security policies, including encryption, auditing, data masking and compliance with internal and regulatory standards;
• Produce and maintain technical documentation (HLD/LLD, runbooks, procedures) and enrich internal knowledge bases.

Qualifications

• 5–10+ years of experience in database administration within production environments;
• Strong background in database architecture, high availability, migrations and large‑scale Oracle projects;
• Experience working in multi‑customer or service‑center environments (MSP/outsourcing) is highly valued;
• Advanced expertise in Oracle Database (RMAN, Data Guard, RAC, ASM, OEM, Diagnostics/Tuning Packs, performance tuning);
• Solid knowledge of HA/DR solutions, clustering, replication and failover strategies;
• Strong skills in performance analysis, query optimization, indexing strategies and root‑cause troubleshooting;
• Proficiency in backup/restore mechanisms and handling complex recovery scenarios;
• Good understanding of Linux/AIX environments, OS‑level troubleshooting, virtualization and storage architectures;
• Experience with automation and scripting (PowerShell, Python, Bash, Ansible) and contribution to CI/CD pipelines;
• Knowledge of security best practices: encryption, auditing, data masking and compliance frameworks;
• Ability to manage priorities, remain calm under pressure and perform effectively in on‑call situations;
• Strong communication skills and ability to collaborate with cross‑functional technical teams;
• Organized, autonomous, customer‑oriented and comfortable working in demanding, SLA‑driven environments;
• Fluent English required; French or Dutch are considered a plus.