Администратор баз данных (DBA)

• Администрирование и обеспечение бесперебойной работы СУБД Oracle, PostgreSQL и Cassandra в production-среде;
• Обеспечение высокой доступности (HA) и отказоустойчивости баз данных в соответствии с SLA;
• Поддержка кластерных решений (Oracle Data Guard, PostgreSQL Patroni, Cassandra cluster);
• Мониторинг состояния БД и анализ производительности;
• Оперативное реагирование на инциденты, участие в Major Incident Management;
• Проведение RCA (Root Cause Analysis) и предотвращение повторных инцидентов;
• Управление резервным копированием и восстановлением данных;
• Реализация и тестирование Disaster Recovery сценариев (failover / failback);
• Оптимизация производительности (SQL tuning, indexing, execution plans);
• Планирование capacity (рост данных, нагрузка, ресурсы);
• Обеспечение безопасности данных (roles, access control, auditing);
• Обновление и патчинг СУБД;
• Настройка и поддержка репликации данных;
• Взаимодействие с разработчиками и DevOps командами;
• Автоматизация процессов администрирования;
• Ведение технической документации.

• Опыт работы DBA от 2–5 лет в production / enterprise среде;
• Практический опыт работы с Oracle (12c/19c/21c);
• Опыт работы с PostgreSQL (репликация, HA, Patroni);
• Опыт работы с Cassandra или другими NoSQL решениями будет преимуществом;
• Опыт настройки HA/DR решений (Data Guard, replication, failover);
• Опыт резервного копирования и восстановления (RMAN, pg_basebackup и др.);
• Навыки оптимизации производительности SQL-запросов;
• Опыт работы с высоконагруженными системами;
• Опыт мониторинга БД (Zabbix, Grafana, Prometheus или аналоги);
• Понимание принципов работы Linux;
• Опыт участия в инцидент-менеджменте и проведении RCA;
• Навыки автоматизации (Bash, Python будет преимуществом);
• Английский язык на уровне чтения технической документации.

Andersen is hiring a Database Developer / DBA with German for a project modernizing a regulatory software platform and ensuring secure, reliable database operations.

Our customer operates at the intersection of environmental services, scientific expertise, and technology, helping organizations address complex operational and sustainability challenges. Its activities include environmental monitoring, research, and data analysis, with a focus on delivering reliable information to support informed decision-making. Modern digital solutions and effective data management practices contribute to improving service quality, accessibility, and operational efficiency.

The project is focused on modernizing and consolidating a custom software platform used by a trade supervisory authority. It includes completing the target system, migrating existing modules, decommissioning redundant systems, and providing ongoing operational support. The project also explores future AI and low-code capabilities while maintaining a secure on-premises infrastructure.

• Maintaining and evolving database schemas.
• Monitoring and optimizing database performance.
• Planning and executing database and data migrations, including go-live migrations and potential Oracle-to-PostgreSQL migration.
• Supporting platform, system, and database updates.
• Managing database backup and recovery processes and TDE (Transparent Data Encryption).

• Experience in Oracle database development and administration for 5+ years.
• Strong hands-on experience with Oracle SQL and PL/SQL.
• Experience with Oracle Spatial and Oracle XE.
• Experience with PostgreSQL and PostGIS.
• Strong knowledge of data modeling and database schema design.
• Hands-on experience with database backup and recovery processes.
• Experience with Transparent Data Encryption (TDE) and database security practices.
• Level of English – from Intermediate+ and above.
• Level of German – from Upper-Intermediate and above.

• Experience with Oracle-to-PostgreSQL database migrations.
• Experience working with GIS/spatial data using Oracle Spatial and/or PostGIS, preferably in public sector applications.

• Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc..
• The opportunity to change the project and/or develop expertise in an interesting business domain.
• Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant.
• Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.
• The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
• Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.
• Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
• Certification compensation (AWS, PMP, etc).
• Referral program.
• Private health insurance and sports compensation, depending on the type of employment.

Join us!