bowmanville, on it support Jobs – 32 Openings This Week

Senior PostgreSQL System Administrator
Recutify Inc. —Markham, ON
- Full-time
- Azure
- Oracle
- Computer Science
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Electronic Security & Network /IT Technician
AC Technical Systems Ltd —Whitby, ON
- $25–$35 an hour
- Overtime
- Customer service
- No university degree
- Travel
- Mileage reimbursement
- Disability insurance
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user support technician
Smartworld Infotech solutions inc. —Ajax, ON
- $36.05 an hour
- Weekends as needed
- English
7d
Application Support Engineer - Canada
AssetSoft —Markham, ON
- Full-time
- Computer Science
- Databases
- SQL
6d

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PepsiCo —Orillia, ON
You hold a valid Class G driver’s license and have access to your own vehicle. It’s also a great fit for people who worked successfully with a high degree of…
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Staff Pharmacist
Southgate Guardian Pharmacy —Brampton, ON
Current pharmacist license in Ontario. Review and interpret prescription orders. Strong knowledge of pharmacy laws, regulations, and standards of practice.
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System Administrator
Halton Healthcare —Oakville, ON
Contributes to the development and implementation of the departmental strategic plan. Responsible for the design, implementation, support and maintenance of all…
$44.68–$55.84 an hour
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user support technician
TDX Infrastructure Services —Bolton, ON
College, CEGEP or other non-university certificate or diploma from a program of 3 months to less than 1 year.
$36.50–$38.00 an hour

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Senior PostgreSQL System Administrator

Recutify Inc.
Markham, ON

Quick apply

Job details

Full-time

Skills

CI/CD
Performance tuning
Azure
Oracle
Computer Science
Kubernetes
Ansible
DevOps
Engineering
Encryption
UNIX
NoSQL
Google Cloud Platform
MongoDB
Bash (Unix shell)
Databases
SQL
AWS
Analysis skills
Docker
Bachelor's
PostgreSQL
Terraform
Scripting
Linux
Communication skills
Python
Shell Scripting
MySQL
High availability

Full job description

Position: Senior PostgreSQL System Administrator
Location : Markam, Canada
Mode of Work : Hybrid (3 days a week)

Job Summary:

We are seeking an experienced and highly skilled Senior PostgreSQL System Administrator with 5 to 7 years of hands-on experience in managing large-scale PostgreSQL environments. The ideal candidate will be responsible for database performance, optimization, scalability, and security across mission-critical systems. You will also mentor junior DBAs and support architectural decisions to ensure high availability and business continuity.

Key Responsibilities:

Lead the installation, configuration, and administration of PostgreSQL database servers across production and non-production environments.
Design and implement high availability (HA), disaster recovery (DR), and replication solutions.
Monitor and analyze database performance, identify bottlenecks, and fine-tune SQL queries and database configurations.
Perform database upgrades, patching, and migrations with minimal downtime.
Implement robust backup and recovery strategies using tools like pgBackRest, Barman, etc.
Ensure database security through access controls, auditing, and encryption.
Automate routine database tasks using shell scripting or Ansible.
Collaborate with development, infrastructure, and DevOps teams to design scalable database architectures.
Document procedures, standards, and best practices for database management.
Provide mentorship to junior DBAs and act as an SME for PostgreSQL in cross-functional teams.

Required Skills & Qualifications:

Bachelor's degree in Computer Science, Engineering, or a related field.
5 7 years of PostgreSQL DBA with MongoDb experience in production environments.
Deep understanding of PostgreSQL internals, architecture, and advanced features.
Versions: PostgreSQL V14
Proven experience with streaming/logical replication and clustering.
Expertise in performance tuning, query optimization, and index strategy.
Strong experience with backup and recovery tools and strategies.
Advanced knowledge of Linux/Unix systems and scripting (Bash, Python preferred).
Familiarity with monitoring tools like Prometheus, Grafana, or Zabbix.

Preferred/Good to Have:

Experience with containerization and orchestration tools (Docker, Kubernetes).
Knowledge of other database technologies (MySQL, Oracle, or NoSQL solutions).
Exposure to CI/CD pipelines and DevOps practices.

Soft Skills:

Excellent problem-solving, analytical, and troubleshooting skills.
Strong communication and documentation abilities.
Leadership and mentoring capabilities.
Proactive mindset with a focus on process improvements and automation

Quick apply

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it support jobs in bowmanville, on

Senior PostgreSQL System Administrator

Electronic Security & Network /IT Technician

user support technician

Application Support Engineer - Canada

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