SQL Database Administrator

Hexa Group; Lisboa; Híbrido; EUR 65 000 - 90 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Private health insurance from day one

Mental health support and wellbeing

Continuous learning and certification

Information security knowledge

Childcare vouchers

Collaborative environment

Leadership accessibility

Resumo da oferta

Hexa Group in Lisbon is seeking an experienced Database Administrator to join an international technology environment supporting the banking sector. You will administer SQL Server and related platforms, ensure high availability, and improve operational performance in a hybrid work model.

Working with multidisciplinary teams across development, production, infrastructure and security, you will drive incident response, performance tuning and architectural improvements, while contributing to data

Qualificações

• 6–9 years of professional experience in database administration within complex IT environments.
• Strong experience managing SQL Server and working with heterogeneous database technologies.
• Ability to work autonomously, prioritize operational activities and resolve complex technical issues.
• Experience contributing to database architecture decisions and infrastructure improvement initiatives.
• Strong analytical skills and a structured approach to incident resolution, risk management and service reliability.
• Effective communication and collaboration skills with international and cross-functional teams.
• Commitment to operational quality, technical documentation and continuous improvement.
• Availability for weekly on-call duties and critical operational interventions.

Responsabilidades

• Administer and maintain SQL Server and other database platforms, ensuring availability, stability and operational continuity.
• Investigate database incidents, coordinate corrective actions and implement controlled changes in production environments.
• Analyze database performance, optimize queries and recommend improvements to application and infrastructure teams.
• Participate in the technical assessment and implementation of database architectures for business and infrastructure initiatives.
• Support database upgrades, version management and technology lifecycle planning.
• Maintain documentation for database security, monitoring, backup and recovery processes.
• Coordinate with development, production, infrastructure and security teams to ensure consistent service delivery.
• Apply DevOps practices and established infrastructure, operational and security standards.
• Assess emerging database technologies and identify opportunities for technical optimization and modernization.
• Participate in scheduled on-call rotations and provide support during critical production interventions.

Conhecimentos

SQL Server administration

Database performance optimization

Incident resolution

Cross-functional collaboration

On-call readiness

Ferramentas

SQL Server

MongoDB

SingleStore

MySQL

PostgreSQL

Descrição da oferta de emprego

ABOUT THE OPPORTUNITY

Join an international technology environment supporting the banking sector, with responsibility for maintaining and improving critical database platforms. Based in Lisbon with a hybrid working model, you will work with multidisciplinary teams to ensure database reliability, strengthen operational performance and contribute to the evolution of data infrastructure.

WHAT YOU WILL DO

• Administer and maintain SQL Server and other database platforms, ensuring availability, stability and operational continuity.
• Investigate database incidents, coordinate corrective actions and implement controlled changes in production environments.
• Analyze database performance, optimize queries and recommend improvements to application and infrastructure teams.
• Participate in the technical assessment and implementation of database architectures for business and infrastructure initiatives.
• Support database upgrades, version management and technology lifecycle planning.
• Maintain documentation for database security, monitoring, backup and recovery processes.
• Coordinate with development, production, infrastructure and security teams to ensure consistent service delivery.
• Apply DevOps practices and established infrastructure, operational and security standards.
• Assess emerging database technologies and identify opportunities for technical optimization and modernization.
• Participate in scheduled on-call rotations and provide support during critical production interventions.

WHAT WE ARE LOOKING FOR

• 6 to 9 years of professional experience in database administration within complex IT environments.
• Strong experience managing SQL Server and working with heterogeneous database technologies.
• Ability to work autonomously, prioritize operational activities and resolve complex technical issues.
• Experience contributing to database architecture decisions and infrastructure improvement initiatives.
• Strong analytical skills and a structured approach to incident resolution, risk management and service reliability.
• Effective communication and collaboration skills when working with international and cross-functional teams.
• Commitment to operational quality, technical documentation and continuous improvement.
• Availability for weekly on-call duties and critical operational interventions.

TECHNICAL SKILLS

• Microsoft SQL Server administration, maintenance and troubleshooting.
• Database technologies including MongoDB, SingleStore, MySQL and PostgreSQL.
• SQL query analysis and database performance optimization.
• Relational and NoSQL database architecture concepts.
• Database monitoring, availability and operational continuity.
• Backup, restoration and recovery procedures.
• Database security and access management practices.
• Incident and change management in production environments.
• Database upgrades, version management and technology lifecycle management.
• DevOps principles and operational standardization.

NICE TO HAVE

• Familiarity with cloud database environments and related architecture concepts.
• Knowledge of Big Data technologies and emerging database infrastructure approaches.

WHAT WE OFFER

• Private health insurance from your first day, with no waiting periods and optional family extension.
• Free and confidential psychological support through our mental health partnership, including professional guidance and well-being resources.
• Continuous learning opportunities, with training and certification support to strengthen your professional capabilities.
• Opportunities to develop knowledge of information security, quality management and cybersecurity best practices.
• Childcare vouchers and practical measures to support personal and professional balance.
• A collaborative environment that encourages knowledge sharing, professional development and continuous improvement.
• Team initiatives, community activities and accessible leadership that support a connected professional experience.

EQUAL OPPORTUNITY

At Hexa, we are committed to equal opportunity and an inclusive workplace where individuals are respected and valued for their capabilities and contributions. In alignment with the principles of the Portuguese Diversity Charter, we welcome different backgrounds, experiences and perspectives, ensuring fair and transparent recruitment practices.

HEXA LIFE

At Hexa, we are all Builders. We believe that meaningful projects, reliable solutions and lasting professional relationships are created through collective effort.

Our culture is founded on three essential pillars: honesty, mutual support and agility. These principles guide how we communicate, collaborate, make decisions and respond to new challenges.

As a Hexa Builder, you become part of a connected professional community where your expertise matters, your development is encouraged and your contributions help strengthen what we build together.