Cloud & Platform Database Administrator PT

VML · Lisbon, Lisbon, Portugal

  • Junior
  • Full-time
  • Posted 2026-01-06
  • Confirmed live on 25 September 2026

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Job description

Who We Are

VML is a global creative company that combines brand experience, customer experience, and commerce to create connected brands that drive growth. Guided by a Human First philosophy, VML is known for its innovative work for brands and consistently ranks among the world’s leading creative companies, including the WARC Creative 100. VML’s global network spans 55+ markets with principal offices in Buenos Aires, Kansas City, London, New York, São Paulo, Shanghai and Singapore.

VML is part of WPP, the trusted growth partner for the world's leading brands. Powered by exceptional talent and our agentic marketing platform WPP Open, WPP unites cutting-edge media intelligence and data solutions, creativity, production, enterprise solutions and expert strategic counsel.

For more information, please visit www.vml.com and follow along on  LinkedIn #WeAreVML.

The opportunity We're seeking a Cloud & Platform DBA/Database Reliability Engineer to operate, optimize and secure both managed and self‑managed databases that power high‑traffic ecommerce sites. You'll work primarily across AWS and GCP, while also supporting a smaller estate of hosted/on‑prem databases.

Your mission: high availability, performance, security/compliance and cost efficiency—especially during peak events.

What you’ll be doing:

Operate managed databases (cloud):

• AWS RDS/Aurora (MySQL/PostgreSQL), Google Cloud SQL, DynamoDB, MongoDB ,DB2 , Oracle.

• Indexing, query plan analysis, schema design for OLTP, connection pool and concurrency tuning.

• Build and support self‑managed databases (hosted/on‑prem/VMs):

• Oracle 19c, IBM DB2 LUW 9.5–11.5, MySQL/MariaDB, PostgreSQL, MongoDB on Linux/Unix/Windows.

• Installation, patching, upgrades, parameter/kernel tuning, storage layout (e.g., ASM/LVM), backup/restore.

High availability, resilience and DR:

• Cloud: Multi‑AZ, read replicas, Aurora Global Database, cross‑region replication, RDS Proxy; PITR/snapshots; tested RTO/RPO.

• Self‑managed: Oracle Data Guard (and/or RAC exposure), DB2 HADR, MySQL replication/Group Replication/XtraDB Cluster, MongoDB replica sets/sharding; RMAN, XtraBackup, db2 backup utilities.

• Support for prod and nonprod env, which require backup and restore along with obfuscation of the sensitive data.

• skilled for writting sql/plsql code

Automation and change management:

• Terraform/CloudFormation for cloud, Ansible for self‑managed, GitOps workflows.

• CI/CD for database changes (Flyway/Liquibase), standards, drift detection, automated patching and failover.

• Observability and performance engineering:

• CloudWatch/Cloud Monitoring, RDS Performance Insights, pg_stat_statements, MySQL Performance Schema, Oracle AWR/ASH/Statspack/OEM, DB2 MON/Explain, Datadog/New Relic/Prometheus/Grafana.

• Capacity planning, load/soak testing for peak (e.g., BFCM), SLOs for latency/availability/throughput, post‑incident reviews.

Security, compliance and governance:

• IAM least privilege, secrets management (AWS Secrets Manager/HashiCorp Vault), audit logging.

• PCI‑DSS and GDPR controls, data retention/masking, change control and approvals.

• Cost and capacity stewardship:

• Cloud: right‑sizing instances/storage/IOPS, reserved vs on‑demand/serverless choices, DynamoDB capacity modes, cost anomaly detection.

• Self‑managed: capacity forecasting and scaling plans; basic license awareness for enterprise platforms.

Architecture collaboration:

• Schema evolution, query patterns, caching strategies (Redis/Memcached), read/write segregation.

• Guidance on ORM usage and connection pools; patterns for microservices and event‑driven systems (Kafka/Kinesis/Pub/Sub).

Operations and ways of working:

• Partner with development, support and architecture teams; maintain clear runbooks and documentation.

• Participate in a 24/7 on‑call rotation; lead incident response and preventative actions.

• Support and plan migrations between self‑managed and managed services with validation and rollback paths.

What we want from you:

• Hands‑on production experience with managed relational databases in AWS or GCP (RDS/Aurora or Cloud SQL) using MySQL or PostgreSQL.

• Experience administering at least one self‑managed enterprise RDBMS in Linux/Unix environments (Oracle or IBM DB2 LUW), or strong evidence you can ramp quickly.

• Strong performance tuning skills: execution plans, indexing strategy, slow query analysis, concurrency and connection management.

• HA/DR expertise: replication, failover/runbooks, backups and point‑in‑time recovery; setting and meeting RTO/RPO.

• Automation mindset: Terraform/CloudFormation, Ansible, CI/CD for schema changes (Flyway/Liquibase), Git; scripting in Python/Bash.

• Security/compliance fundamentals: IAM, encryption in transit/at rest, auditing; familiarity with PCI‑DSS and GDPR.

• Clear communication and collaboration; ability to coach teams and document best practices.

Desirable Attributes:

• Deep Oracle (RAC, Data Guard), DB2 HADR, or a

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