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Senior Unix Engineer Jobs in Ontario (NOW HIRING)

Data Intellect

Senior kdb+ Engineer

Toronto, ON · Hybrid

As a Senior kdb+ Engineer at [DI] you'll be at the forefront of delivering high-performance ... Strong background in Unix/Linux environments and scripting. * Demonstrated technical leadership and ...

Autodesk

... )/DevOps Developer to help build, operate, and continuously improve highly available, resilient ... Experience with scripting languages, including one or more of Javascript, Python, Linux/Unix Shell

Nokia

Senior Customer Support Engineer

Kanata, ON · On-site

Scripting or programming skills (C, Perl, Golang, Python) in a Unix or Windows environment ... Preferred working experience with 7750 SR OS, 7220/7250 SR Linux and EDA. * Experience and interest ...

StackandCo

\n \n \n \n \n Our client has a requirement for a highly experienced Java Developer for a contract ... Unix experience \n \n \n \n \n \n

ServiceNow

Senior Database Engineer

Toronto, ON · On-site +1

Unix skills: including development, navigation, file manipulation, permissions, searching/finding ... Formal experience on a DevOps(Kubernetes and CICD pipeline) or Performance or support team ...

Fullscript

Senior DevOps Engineer

Toronto, ON · On-site +1

As a Senior Developer, DevOps on our Platform Engineering team, you'll play a critical role in ... Experience with Linux/Unix systems administration What we can offer you * Salary range: $120,000 to ...

Fullscript

Senior DevOps Engineer

Ottawa, ON · On-site +1

As a Senior Developer, DevOps on our Platform Engineering team, you'll play a critical role in ... Experience with Linux/Unix systems administration What we can offer you * Salary range: $120,000 to ...

Rogers Communications

Sr. Developer

Brampton, ON · On-site

We are looking for a highly skilled and innovative Senior Developer who is passionate about ... Experience working with Docker, Jenkins, Nginx, and Unix/Linux environments. * Knowledge of ...

Rogers Communications

Sr. Developer

Toronto, ON · On-site

We are looking for a highly skilled and innovative Senior Developer who is passionate about ... Experience working with Docker, Jenkins, Nginx, and Unix/Linux environments. * Knowledge of ...

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Showing results 1-20

All JobsUnix Engineer JobsSenior Unix Engineer JobsSenior Unix Engineer Jobs in Ontario

Senior Unix Engineer information

See Ontario salary details

$52.5K

$120.3K

$190K

How much do senior unix engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior unix engineer in Ontario is $120,319.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $136,000.00 per year, depending on experience, location, and employer.

What does a senior Unix engineer do?

A Senior Unix Engineer is responsible for designing, implementing, and maintaining Unix-based systems within an organization. They handle advanced troubleshooting, system performance tuning, security configurations, and ensure the reliability and scalability of Unix infrastructure. In addition, they often mentor junior engineers, develop automation scripts, and collaborate with other IT teams to support business operations. Their expertise is crucial for managing large-scale, mission-critical environments.

What are the key skills and qualifications needed to thrive as a senior Unix engineer?

To thrive as a Senior Unix Engineer, you need deep expertise in Unix/Linux system administration, scripting, troubleshooting, and a relevant degree or equivalent experience. Familiarity with automation tools (such as Ansible or Puppet), shell scripting languages (like Bash or Perl), and certifications like RHCE or CompTIA Linux+ is highly valued. Strong problem-solving skills, effective communication, and the ability to mentor junior staff help set top performers apart in this role. These skills ensure reliable systems, smooth operations, and robust support for complex enterprise environments.

What are some of the most common challenges faced by senior Unix engineers in a large enterprise environment?

Senior Unix Engineers in large enterprises often face challenges related to managing complex, heterogeneous server environments and ensuring high availability. Balancing routine maintenance, security patching, and system upgrades with the need to minimize downtime can be demanding. Additionally, staying up to date with evolving technologies and scripting languages, while coordinating with cross-functional teams like network, storage, and application groups, requires strong communication and problem-solving skills.

What is the difference between Senior Unix Engineer vs System Administrator?

AspectSenior Unix EngineerSystem Administrator
CredentialsBachelor's in Computer Science, Unix/Linux certifications (e.g., RHCE, LPIC)Bachelor's in IT or related field, Linux/Unix certifications often preferred
Work EnvironmentDesigning, implementing, and maintaining Unix systems, often in enterprise environmentsManaging daily system operations, troubleshooting, and user support
Industry UsageTech, finance, healthcare, and large enterprisesVaries across industries, including small to large organizations
Search & Comparison IntentFocus on advanced Unix skills and system designFocus on operational support and system maintenance

The main difference is that Senior Unix Engineers focus on designing and optimizing Unix systems, while System Administrators handle daily operations and support. Both roles require similar certifications and work in related environments, but their responsibilities differ in scope and complexity.

What are popular job titles related to Senior Unix Engineer jobs in Ontario?

For Senior Unix Engineer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Senior Unix Engineer jobs in Ontario look for?

The top searched job categories for Senior Unix Engineer jobs in Ontario are:

Senior Unix Engineer jobs near you
Infographic showing various Senior Unix Engineer job openings in Ontario as of August 2026, with employment types broken down into 36% Full Time, and 64% Contract. Highlights an 100% In-person job distribution, with an average salary of $120,319 per year, or $57.8 per hour.

RQ11264 - DevOPS/Cloud Engineer - Senior

Source Code

Toronto, ON • On-site

CA$90.37 - CA$108.45/hr

Contractor

Re-posted 6 days ago

Job description

RQ11264 - DevOPS/Cloud Engineer - Senior


11 months Contract (235 business days) 
ONSITE 5 days - 87 Sir William Hearst Avenue

Must Have:

· 10+ years of experience in systems, data communications and telecommunication technology including experience with RedHat Enterprise Linux V7+, UNIX Solaris V10 and Mainframe IMS Connect, system software and System tools

· Extensive experience in WebLogic V12, WebSphere V9, Informatica V10 configuration, customization, upgrading, and patching

· Extensive experience in DevOps toolsets in Azure Cloud, including but not limited to, Docker, Ansible, Packer, Terraform, Azure DevOps Pipelines, OpenShift

· Working knowledge and experience in git, including branching and merging strategies (e.g. git-flow), collaborating via pull request and practicing GitOps

AI Disclaimer: Source Code may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

  • $90.37/hr - $108.45/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

  • $72.30/hr - $86.76/hr T4


Deliverables:

Task 1

· Monthly Performance Status Report (where applicable)

Deliverables

· All deliverables that consultant worked on during past month are included

  • Progress and specific accomplishment against the deliverable are described

· Status of consultant's deliverable compared to the project Baseline

Estimated Completion Date

· Monthly

Task 2

· Review Technical Design

  • Revise Technical Design Based on Review
  • Develop automation scripts based on technical design
  • Implement & Promote to User Test environment
  • Implement & Promote Production environment
  • Document for Knowledge transfer
  • Provide support to the development of integration and data migration requirements
  • Provide support to the Q&A phase of the project

· Provide stabilization support post the project go-live

Deliverables

Estimated Completion Date

· According to the project timeline schedule

Task 3

· Knowledge transfer to ministry staff

Deliverables

· Documentations

· Walk-through sessions

Estimated Completion Date

· Throughout the project

Skill set: 

  •  Minimum 10 years of experience in WebLogic V12, WebSphere V9, Informatica V10 configuration, customization, upgrading
  • Minimum 5 years of experience in DevOps toolsets in Azure Cloud, including but not limited to, Docker, Ansible, Packer, Terraform, Azure DevOps Pipelines, OpenShift.
  • Working knowledge and experience in git, including branching and merging strategies (e.g. git-flow), collaborating via pull request and practicing GitOps
  • Working knowledge and experience of designing and implementing infrastructure as code build automation using Terraform and immutable infrastructure with Ansible and Packer
  • Minimum 10 years of experience in systems, data communications and telecommunication technology including experience with RedHat Enterprise Linux V7+, UNIX Solaris V10 and Mainframe IMS Connect, system software and System tools
  • Working knowledge and experience of implementing instances/applications performance tuning, storage/capacity management, DB migration/upgrade, Backup/Disaster Recovery (DR) strategies
  • Working knowledge and experience of clustering Load Balancers, and Firewall configuration and accomplishing the same in Azure cloud
  • Experience with technologies (J2EE, Java) and web technologies (Node.js, Azure Functions, Serverless, Pub/Sub event driven systems, Azure App Gateway)
  • Experience with Informatics Power Centre tools, Designer, Workflow Manager, Workflow
  • Experience on application monitoring and support
  • Highly skilled analysis and problem-solving skills