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Senior PostgreSQL System Administrator

Job in Toronto, Ontario, C6A, Canada
Listing for: Galent
Full Time position
Listed on 2026-01-12
Job specializations:
  • IT/Tech
    Database Administrator, Data Engineer
Salary/Wage Range or Industry Benchmark: 100000 - 125000 CAD Yearly CAD 100000.00 125000.00 YEAR
Job Description & How to Apply Below

We are looking for an experienced Senior Postgre

SQL System Administrator
with 5–7 years of hands‑on experience managing large‑scale, mission‑critical Postgre

SQL environments. This role is ideal for someone who thrives in performance tuning, high availability design, and database security, and who enjoys mentoring junior DBAs while influencing architectural decisions.

Key Responsibilities
  • Lead installation, configuration, and administration of Postgre

    SQL databases across production and non‑production environments
  • Design and implement High Availability (HA), Disaster Recovery (DR), and replication solutions
  • Monitor database performance, identify bottlenecks, and optimize queries and configurations
  • Perform database upgrades, patching, and migrations with minimal downtime
  • Implement and manage backup and recovery strategies (pgBackRest, Barman, etc.)
  • Ensure database security through access control, auditing, and encryption
  • Automate routine DBA tasks using Shell scripting, Ansible
    , or similar tools
  • Collaborate with Development, Infrastructure, and Dev Ops teams on scalable architectures
  • Create and maintain documentation, standards, and best practices
  • Mentor junior DBAs and act as a Postgre

    SQL Subject Matter Expert
  • Participate in on‑call rotation and resolve critical incidents
Required

Skills & Qualifications
  • Bachelor’s degree in Computer Science, Engineering, or related field
  • 5–7 years of Postgre

    SQL DBA experience
    (Mongo

    DB exposure required)
  • Strong knowledge of Postgre

    SQL internals and architecture
  • Experience with Postgre

    SQL v14
  • Expertise in streaming/logical replication and clustering
  • Advanced performance tuning, query optimization, and indexing strategies
  • Strong Linux/Unix skills with scripting (Bash, Python preferred)
  • Experience with monitoring tools such as Prometheus, Grafana, or Zabbix
  • Experience managing Postgre

    SQL on cloud platforms (AWS RDS, GCP Cloud SQL, Azure)
Preferred / Nice to Have
  • Experience with Docker and Kubernetes
  • Knowledge of other databases (MySQL, Oracle, No

    SQL)
  • Exposure to CI/CD pipelines and Dev Ops practices
  • Infrastructure as Code experience (
    Ansible, Terraform
    )
Soft Skills
  • Excellent analytical and troubleshooting skills
  • Strong communication and documentation abilities
  • Leadership and mentoring mindset
  • Proactive, automation‑driven approach to problem solving
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Position Requirements
10+ Years work experience
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