Database Administrator

Worldline; Verwaltungsregion Seeland; Hybrid; CHF 120,000 - 160,000; Full time

Benefits offered by this job

Hybrid working arrangements withinSwIT

Public transport allowance

Monthly meal allowance

Employee share participation programme

Job summary

Worldline is seeking an experienced Database Administrator to join the High Availability Frontoffice Platform team in Switzerland. You will work with DBAs, Cloud Engineers and SREs on a major cloud migration to PostgreSQL while maintaining Oracle databases.

Key responsibilities include leading migrations, optimizing queries and schemas, monitoring performance, and ensuring security and compliance across production environments. Fluency in English is required; French/German are a plus.

Qualifications

• Hands-on administration of production databases (5+ years).
• Strong expertise in PostgreSQL and Oracle.
• Ability to optimize queries, schemas, and performance; troubleshoot issues.
• Experience with database incidents, root-cause analysis, and high-availability environments.

Responsibilities

• Support DevOps teams with database-related requests and document standards.
• Lead and coordinate database migrations, including cloud migration to PostgreSQL while maintaining Oracle.
• Collaborate with external partners and internal teams on database-related questions.
• Monitor database performance, ensure zero-downtime, compliance, vulnerability management, and optimization strategies.
• Work cross-functionally with other systems and operations teams on shared subjects.
• Participate in remunerated on-call duties (3rd level support) for-end-to-end continuity.

Skills

PostgreSQL

Oracle

Query optimization

Production databases

Incident management

Monitoring and performance tuning

Cloud platforms & migrations

Security best practices (PCI-DSS)

Documentation

English fluency

Job description

Worldline helps businesses of all shapes and sizes to accelerate their growth journey - quickly, simply, and securely. We are the innovators at the heart of the payments technology industry, shaping how the world pays and gets paid. Our technology powers the growth of millions of businesses across 5 continents. And just as we help our customers accelerate their business, we are committed to helping our people accelerate their careers. Together, we shape the evolution.

Who We Are

Worldline helps businesses of all shapes and sizes to accelerate their growth journey - quickly, simply, and securely. We are the innovators at the heart of the payments technology industry, shaping how the world pays and gets paid. Our technology powers the growth of millions of businesses across 5 continents. And just as we help our customers accelerate their business, we are committed to helping our people accelerate their careers. Together, we shape the evolution.

The opportunity

Join our High Availability (HA) Frontoffice Platform team as a Database Administrator, where you'll work alongside 7 dedicated professionals including DBAs, Cloud Engineers and SREs, working on exciting projects including our major cloud migration to PostgreSQL.

Day-to-day Responsibilities

• Support DevOps teams with database-related requests, document and promote departmental standards
• Lead and coordinate database migrations, with focus on the major cloud migration to PostgreSQL while maintaining our Oracle databases, working closely with System DBAs and departmental teams
• Collaborate with external partners (e.g. infrastructure providers) and teams inside and outside the department on all database-related questions and requests
• Monitor database performance, ensure zero-downtime, system compliance and vulnerability management, and implement optimisation strategies
• Work transversally with other systems and operations entities on common subjects
• Participating in remunerated on-call duties (3rd level support) throughout the year, ensuring end-to-end operational continuity of both the database infrastructures and the applications they support

Who Are We Looking For

• At least 5 years’ hands‑on experience administering production databases, with strong expertise in PostgreSQL and Oracle.
• Proven ability to optimise queries, schemas and database performance, and troubleshoot application database issues, including execution plans, locks, connection pooling and query patterns.
• Experience managing database incidents and conducting root‑cause analysis in highly available production environments, with a focus on minimising downtime.
• Experience with database monitoring and capacity planning, as well as cloud platforms and database migrations. Ability to coordinate complex changes across environments and support database changes with development teams and other stakeholders.
• Awareness of database security best practices and compliance standards such as PCI‑DSS.
• Ability to work independently, maintain clear documentation and follow established processes, while collaborating effectively with technical teams and external partners, even under pressure.
• Fluent in English; French and German are a plus.

Perks & Benefits

• Hybrid working arrangements within Switzerland with flexible working hours
• 25 days annual international remote working opportunities
• Public transport allowance
• Monthly meal allowance
• Additional benefits including family and leisure activity support
• Employee share participation programme with financial stake in company growth

Shape the evolution

We are on an exciting journey towards the next frontiers of payments technology, and we look for big thinkers, people with passion, can-do attitude and a hunger to learn and grow. Here you'll work with ambitious colleagues from around the world, take on unique challenges as a team, and make a real impact on the society. With an empowering culture, strong technology and extensive training opportunities, we help you accelerate your career - wherever you decide to go. Join our global team of 18,000 innovators and shape a tomorrow that is yours to own.

Learn more about life at Worldline at jobs.worldline.com

We are proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or any applicable legally protected characteristics.