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Senior Unix Engineer Jobs in Ontario (NOW HIRING)

Lorven Technologies, Inc.

Advance your career as a Senior Developer specializing in Java and C programming, with a focus on ... Strong experience in Java, C, and UNIX is required, along with a commitment to meet customer needs ...

New

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 \n \n \n

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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 Sep 14, 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.

Senior Java Developer

Toronto, ON • On-site

Jobtailor
See more jobs at Jobtailorexternal

Other

Posted yesterday

New

Job description

  • • Contribute to the design, development, testing, and support of software solutions for Risk Analysts, Front Office Traders, and Senior Executives
  • • Develop and maintain high-quality, scalable, and efficient applications on distributed computing platforms
  • • Build, enhance, and support data processing pipelines, REST APIs, and web-based applications
  • • Participate in software design, development, testing, and deployment
  • • Perform unit testing and integration testing, and support user acceptance testing
  • • Troubleshoot and resolve application and production issues under guidance from senior team members
  • • Contribute to code reviews and follow coding standards and best practices
  • • Support continuous integration and continuous delivery processes
  • • Improve application performance, automation, and software quality
  • • Collaborate with business analysts, project managers, architects, and global technology teams
  • • Learn and adopt new technologies, frameworks, and engineering practices
Requirements
  • 5+ years of software development experience with Java/JEE and object-oriented programming
  • 3+ years of experience with Big Data technologies such as Spark, Scala, Hadoop, or Hive
  • Experience developing data processing pipelines using Spark, Scala, or Python
  • Experience working with Cassandra or other NoSQL databases
  • Familiarity with relational databases and strong SQL skills
  • Experience building or consuming REST APIs
  • Working knowledge of Spring Boot and microservices architecture
  • Experience using Git and CI/CD tools such as Jenkins, Maven, or similar technologies
  • Familiarity with Linux/Unix environments and shell scripting
  • Understanding of software design principles, coding standards, and testing methodologies
  • Experience troubleshooting and resolving application issues
  • Knowledge of distributed systems and scalable application development is an asset
  • Good understanding of Agile software development methodologies
  • Strong verbal and written communication skills
  • Ability to work effectively within a collaborative global team environment
  • Demonstrated problem-solving and analytical thinking skills
  • Ability to manage multiple priorities in a fast-paced environment
  • Strong attention to detail and commitment to software quality
  • Eagerness to learn financial services and capital markets domain knowledge
  • Preferred Education: Bachelor's degree in Computer Science, Engineering, Mathematics, or related technical discipline
  • An equivalent combination of education and practical experience will also be considered
Core Competencies

Demonstrates expertise in software development with a focus on Java/JEE, Big Data technologies, and REST API development. Proficient in building scalable applications and data processing pipelines while adhering to coding standards and best practices.

Highest-signal resume keywords
  • Java/JEE Development
  • Big Data Technologies
  • REST API Development
  • Continuous Integration/Continuous Delivery
  • Agile Methodologies
ATS Optimization Keywords Hard Skills
  • Object-Oriented Programming
  • Spark
  • Scala
  • Hadoop
  • Hive
  • Cassandra
  • SQL
  • Spring Boot
  • Microservices Architecture
  • Shell Scripting
Soft Skills
  • Strong Communication Skills
  • Problem-Solving Skills
  • Analytical Thinking
  • Attention to Detail
  • Collaboration
Industry Keywords
  • Financial Services
  • Capital Markets
  • Distributed Systems
  • Software Quality
  • Software Design Principles
Tools & Technologies
  • Git
  • Jenkins
  • Maven
  • Linux
  • Unix
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