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Senior System Administrator

Ontario -Permanent

Job Description

You will be responsible for ensuring the ongoing availability and performance of all websites and applications. You will also contribute to the completion of project tasks to enhance site functionality, capacity, and performance of the infrastructure and applications.

This position has collaborative DevOps responsibilities, in that you will work closely with the engineering teams supporting full project life cycles from initial development right through to production in an Agile environment.

Reporting to the Director of IT Operations, you will play an integral role in the planning and implementation of future hosting environments.

As part of the IT Operations team, you will be tasked with the following:
Build and maintain application hosting infrastructure
Monitor and react to alerts and be able to resolve or escalate them in a timely manner
Perform analysis on alerts and outages to prevent the same outages from happening again
Implement infrastructure and application monitoring solutions and perform optimization and fine tuning tasks as required
Identify, troubleshoot, and resolve network configuration, performance and security issues
Prototype infrastructure initiatives and new technologies
Complete project deliverables
Provide support as part of a 24x7 on-call rotation
Work with internal and third-party team members to identify and resolve problems
Perform deployments, scheduled changes, and other off-hour maintenance tasks as needed
Support the development and QA teams by ensuring system availability
Document and improve operational procedures and processes

Must Have Skills:

Required Experience:
5+ years related experience in a Sr. System Administrator role
Strong analytical, problem-solving and verbal and written communications skills
Ability to deploy and administer Red Hat Enterprise Linux/CentOS servers in a virtualized environment
Extensive hands-on experience with Amazon Web Services
Experience building and managing Docker containers
Experience with Kunernetes containers orchestration
Experience administering large-scale, distributed web applications
Experience administering Kafka, LEMP, and Java enterprise applications
Experience achieving and maintaining PCI compliance
Ability to implement and administer configuration automation tools (e.g. Ansible, Puppet, Salt)
Degree or diploma in computer science, engineering or mathematics

Starting: ASAP
Dress Code: Business Casual
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