Database Administrator (DBA) – PostgreSQL

About

KWAN

We connect IT professionals with projects that match their skills, professional experience, and goals, then we offer a career progression program, delivered by in-house specialists - our People Experience Partners - to guide them through our journey with us.

What is this challenge about

• Implement operational processes and proactively recommend improvements aligned with database best practices;
• Maintain, monitor, and optimize PostgreSQL and other database engines for performance, reliability, and scalability;
• Plan, implement, and test backup and recovery strategies, including high availability/disaster recovery solutions;
• Monitor database capacity and plan for future hardware or cloud resource needs;
• Ensure database and system-level security, including authentication and access management;
• Collaborate with developers to design and optimize database schemas, indexes, tables, and queries;
• Analyze and resolve slow-running queries or other performance issues;
• Manage deployment of database changes in coordination with application releases and CI/CD pipelines;
• Develop and improve diagnostic, monitoring, and error-prevention processes;
• Participate in project activities related to database administration, upgrades, and migrations;
• Provide support in 24x7 operational on-call rotation.

What we are looking for

• Degree in Information Systems, Computer Science, or related field;
• Hands-on experience with open-source database engines like PostgreSQL (on-premises and cloud); MongoDB is a plus;
• Hands-on experience with enterprise databases like SQL Server and Oracle is a plus;
• Knowledge of database software lifecycle management and related components;
• Experience with backup and recovery (DR/HA) strategies, including RTO/RPO design, high availability, and disaster recovery solutions (e.g., Data Guard, Always On, replication);
• Knowledge in capacity planning, including monitoring disk space, memory, CPU usage, tablespace management, and storage sizing;
• Understanding of system-level security, including OS and network security, instance/user access, and authentication;
• Knowledge of application-level security, including user accounts, roles, privileges, and access control for application components;
• Experience in query analysis, using tools like Explain Plan, AWR, or database-specific profilers to diagnose and optimize slow queries;
• Familiarity with deployment and change management, including CI/CD pipelines for database schema and code updates;
• Experience collaborating with developers and architects on logical and physical database design, including tables, indexes, and views;
• Strong problem-solving skills for troubleshooting operational issues and performing root cause analysis;
• Willingness to participate in 24x7 on-call rotation;
• Experience improving monitoring and error-prevention methods, including automation of diagnostics or corrective actions;
• Fluency in English (minimum B2).

Do you meet most of the position requirements?

Then grab this opportunity and apply now! https://form.typeform.com/to/PYqxT8NO?opportunity=Filipa%20Almeida&channel=ITJobs

What We Offer

• A project that matches your skills and ambitions, as well as your preferences for working policies and culture;
• A competitive salary with awesome benefits and opportunities to leverage your knowledge and network to earn additional income;
• An empowering and respectful work culture enriched with social and learning events;
• A People Experience Partner specially assigned to you - your go-to career guide, responsible for supporting your growth, facilitating training, and ensuring your work-life balance at KWAN.

Some Words From Our Colleagues

• �At KWAN, they make sure that I feel comfortable with the client I’m working for and that what I’m doing aligns with my career aspirations.” - Luis Caldeira, DevOps @ KWAN

Does it sound exciting?

Apply now! https://form.typeform.com/to/PYqxT8NO?opportunity=Filipa%20Almeida&channel=ITJobs