Database Engineer (MongoDB, Postgres)

CGG Services (U.S.) Inc.; Houston (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

Viridien seeks a Database Engineer to design, maintain, and optimise MongoDB and relational databases supporting global systems and high‑performance workloads.

You will implement backup, PITR, and HA strategies, monitor with Prometheus/Grafana, and collaborate with software and infrastructure teams to improve data platforms.

Qualifications

• Bachelor's degree in CS or related field, or equivalent practical experience.
• Production MongoDB administration including sharded clusters and replica sets.
• Experience with PostgreSQL or other enterprise relational databases.
• Experience with MongoDB Ops Manager and monitoring tools.

Responsibilities

• Administer MongoDB and relational databases; configure sharded clusters and replica sets.
• Monitor health and performance with Prometheus, Grafana, and Ops Manager.
• Implement backup, PITR, and high-availability strategies.
• Collaborate with development teams to improve database design and automate processes.

Skills

Analytical thinking

Problem solving

Collaboration

Automation mindset

Production‑critical operations

Education

Bachelor's degree in Computer Science or related field

Equivalent practical experience

Tools

MongoDB Ops Manager

Prometheus

Grafana

Linux

Docker

Kubernetes

Job description

Job Details

Viridien is seeking a Database Engineer to design, maintain, and optimise database platforms that support global production systems and high‑performance computing workloads. This role focuses on managing MongoDB and relational database environments, ensuring they remain secure, scalable, and highly available. The candidate will work closely with software and infrastructure teams to improve database performance, support business‑critical applications, and drive continuous improvements across the data platform.

Key Responsibilities

• Database Administration – Manage, maintain, and support MongoDB and relational database environments; install, configure, and administer MongoDB sharded clusters and replica sets; support PostgreSQL environments, including day‑to‑day administration, backup, and recovery.
• Performance & Optimisation – Monitor database health, performance, and availability using tools such as Prometheus, Grafana, and MongoDB Ops Manager; analyze and optimise database performance, queries, and configurations; develop strategies to support data growth, scalability, and high‑traffic workloads.
• Backup, Recovery & Reliability – Implement backup, restore, Point‑in‑Time Recovery (PITR), and High Availability (HA) solutions; troubleshoot database issues and ensure the reliability of production systems; support business continuity through robust operational practices.
• Collaboration & Continuous Improvement – Work with development teams to improve database design and application performance; support testing, validation, and quality assurance activities for database changes; contribute to automation, operational improvements, and database best practices.

Required Qualifications

• Bachelor's degree in Computer Science or a related discipline, or equivalent practical experience.
• Proven experience administering MongoDB in production environments, including sharded clusters and replica sets.
• Experience supporting PostgreSQL or other enterprise relational databases.
• Experience with MongoDB Ops Manager and monitoring tools such as Prometheus and Grafana.
• Strong knowledge of database backup, recovery, PITR, and High Availability strategies.
• Experience troubleshooting and optimising database performance.
• Strong analytical and problem‑solving skills.
• Ability to work effectively in production‑critical environments.

Preferred Qualifications

• Experience supporting globally distributed or high‑availability database platforms.
• Experience with database automation using Bash, Python, or Golang.
• Familiarity with Linux, Docker, Kubernetes, GitLab, or DevOps practices.
• Knowledge of data modelling, schema design, and database optimisation techniques.
• Experience supporting databases for microservices or distributed applications.
• Familiarity with ANSI SQL and relational database concepts.
• Experience contributing to quality assurance and testing of database platforms.

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