Senior Oracle Database Administrator

Connect Digital; Viseu; Hybrid; EUR 23,000 - 28,000; Full time

Benefits offered by this job

Flexible benefits package

Extra day off on your birthday

One additional day off on either 24 or

Job summary

Connect Digital in Lisbon is seeking a Senior Oracle Database Administrator to join our team on a hybrid basis. You will manage mission-critical Oracle databases, optimize performance, and collaborate with development and infrastructure teams.

The role requires 5–10 years of hands-on Oracle experience, expertise in RAC, Data Guard, RMAN, and SQL/PLSQL scripting, and a proactive, security-conscious mindset. English required; French/Dutch a plus.

Qualifications

• University degree in Computer Science, Engineering, or a comparable technical field.
• 5–10 years of hands-on experience with Oracle databases in production environments.
• Proven expertise in performance tuning, compression, and resource optimization.
• Hands-on experience with ExaCC, ZFS, and ZDLRA is a strong plus.
• OS knowledge: Linux/Unix (primary); Windows (secondary).

Responsibilities

• Manage, maintain, and optimize Oracle database environments in production.
• Implement and support high-availability and disaster recovery solutions (RAC, Data Guard, RMAN).
• Perform advanced performance tuning, query optimization, and resource management.
• Ensure compliance with security standards, including TDE, auditing, and authentication protocols.
• Collaborate with cross-functional teams to support application development and infrastructure initiatives.
• Troubleshoot complex database issues and provide clear, structured communication of findings.
• Contribute to continuous improvement across database technologies and operational processes.
• Support regulated environments and adhere to industry best practices.

Skills

SQL and PL/SQL scripting

Performance tuning

Oracle RAC, Data Guard, RMAN, OEM

ExaCC, ZFS, ZDLRA

Kerberos authentication, Oracle Client

OS knowledge Linux/Unix, Windows

Azure SQL, PostgreSQL, Synapse, DB2

Education

University degree in Computer Science, Engineering, or a comparable technical field

Tools

Oracle SQL Developer

Toad for Oracle

Jenkins

UrbanCode Deploy

Qlik Replicate

Git/Bitbucket

ServiceNow

Jira

DBeaver

Job description

At Connect Digital, we don't just deliver digital products, we create meaningful, user-centric experiences that make a real difference. With over 20 years of market experience, we combine deep strategic thinking, world-class design, and cutting‑edge tech to help organizations accelerate their digital journey. Whether it's launching platforms, designing seamless apps, or rethinking services from the ground up, we're all about solving complex problems with smart, elegant solutions.

If you're curious, ambitious, and ready to help shape the next generation of digital experiences, you'll fit right in.

About the Role

We are seeking a highly skilled Senior Oracle Database Administrator to join our team and support mission‑critical database environments. This role is ideal for someone with deep hands‑on experience in Oracle technologies, strong performance tuning capabilities, and a structured, collaborative mindset. You will work closely with infrastructure partners, development teams, and non‑technical stakeholders to ensure stability, security, and efficiency across multiple database platforms.

Knowledge, Skills & Experience

• University degree in Computer Science, Engineering, or a comparable technical field.
• 5–10 years of hands‑on experience with Oracle databases in production environments.
• Proven expertise in performance tuning, compression, and resource optimization.
• Hands‑on experience with ExaCC, ZFS, and ZDLRA is a strong plus.
• OS knowledge: Linux/Unix (primary);
  Windows (secondary).

Technical Skills

• Oracle RAC, Data Guard, RMAN, Oracle Enterprise Manager (OEM).
• SQL and PL/SQL scripting (mandatory).
• ExaCC CPU optimization, compression techniques, query tuning, Exadata awareness.
• Kerberos authentication and Oracle Client upgrades.
• Knowledge of Azure SQL, PostgreSQL, Azure Synapse or DB2 is a plus.
• Tools: Oracle SQL Developer, Toad for Oracle.
• Additional tools (plus): Jenkins, UrbanCode Deploy, Qlik Replicate, Git/Bitbucket, ServiceNow, Jira, DBeaver.
• Oracle Certified Professional (OCP) or equivalent certification is a plus.

Key Responsibilities

• Manage, maintain, and optimize Oracle database environments in production.
• Implement and support high‑availability and disaster recovery solutions (RAC, Data Guard, RMAN).
• Perform advanced performance tuning, query optimization, and resource management.
• Ensure compliance with security standards, including TDE, auditing, and authentication protocols.
• Collaborate with cross‑functional teams to support application development and infrastructure initiatives.
• Troubleshoot complex database issues and provide clear, structured communication of findings.
• Contribute to continuous improvement across database technologies and operational processes.
• Support regulated environments and adhere to industry best practices.

Other Requirements

• Professional English (C1) — spoken and written — mandatory.
• French and/or Dutch is a plus.
• Strong collaboration skills and ability to communicate with technical and non‑technical stakeholders.
• Experience in regulated environments (e.G., financial services) is a strong plus.
• Must hold a valid work permit or EU/Schengen nationality to legally work in Portugal.
• Lisbon‑based — hybrid working model.
• Gross annual salary: €23,000 – €28,000, depending on experience and suitability for the role
• Flexible benefits package
• Extra day off on your birthday
• One additional day off on either 24 December or 31 December

*Salary ranges shown are indicative. Final compensation is determined by experience, seniority, profile fit, and the scope of responsibilities involved.