Zscaler Site Reliability Engineer (SRE)

Ottawa, ON
On-site
Posted Sep 15, 2026
1 position

Opens an external site

Employment type: Full-time
Experience level: Senior · 6+ years
Posting language: English
Working hours: 40 hours per week

Job summary

The SRE will maintain and improve the reliability, scalability, and performance of cloud infrastructure while implementing observability and automation solutions. They will also collaborate with engineering teams to support Zero Trust architectures and ensure operational excellence for mission-critical services.

Job details

Job Description: Job Description At DXC we use the power of technology to deliver mission critical IT services that our customers need to modernize operations and drive innovation across their entire IT estate. We provide services across the Enterprise Technology Stack for business process outsourcing, analytics and engineering, applications, security, cloud, IT outsourcing and modern workplace. Our DXC Modern Workplace services enables customers' employees to easily find, understand and engage with IT and their colleagues anytime, anywhere and on any device. We empower a personalized experience that enables employees to work seamlessly and securely. About The Role DXC Technology is seeking a Zscaler Site Reliability Engineer (SRE) willing to go through a Security Clearance with the Canadian government, hence the applicant must be a Canadian Citizen with 10 years verifiable history on Canadian soil, This role will support a highly secure cloud and network infrastructure environment, focusing on reliability, automation, observability, and operational excellence for mission-critical services. The successful candidate MUST reside in the Ottawa area as work is exclusively onsite at a client location in Ottawa, Ontario, Canada. What You'll Do Maintain and improve the reliability, scalability, and performance of cloud infrastructure and services. Implement and support monitoring, logging, alerting, and observability solutions. Automate operational tasks and infrastructure management through scripting and Infrastructure as Code (IaC). Collaborate with engineering and operations teams to troubleshoot and resolve complex infrastructure and application issues. Support CI/CD processes and deployment automation. Assist in the implementation and support of Zero Trust and secure access technologies, including Zscaler solutions. Contribute to capacity planning, incident response, problem management, and continuous improvement initiatives. Participate in system performance reviews and reliability engineering activities. Other duties may also be assigned. Who You Are Minimum 6 years of experience as a Site Reliability Engineer (SRE), DevOps Engineer, Cloud Engineer, Systems Engineer, or similar role. This role requires Security Clearance with the Canadian government, hence the applicant must be a Canadian Citizen with 10 years verifiable history on Canadian soil. Strong understanding of networking concepts including TCP/IP, DNS, HTTP/HTTPS, routing, and switching. Experience with cloud platforms such as AWS, Azure, or Google Cloud. Experience with Infrastructure as Code tools such as Terraform, CloudFormation, Terragrunt, or Ansible. Experience with containerization and orchestration technologies such as Docker and Kubernetes. Experience developing automation using Python, Go, Java, or similar programming languages. Experience with monitoring and observability platforms. Strong analytical and troubleshooting skills. Experience supporting large-scale production environments. Knowledge of Zero Trust architectures and Zscaler technologies is considered an asset. Excellent communication and collaboration skills. Ability to work independently and as part of a team. Work Environment Work is performed onsite at a client location in Ottawa, Ontario, Canada. This position is at a client site in Ottawa. Joining DXC connects you to brilliant people who embrace change and seize opportunities to advance their careers and amplify customer success. At DXC we support each other and work as a team — globally and locally. Our achievements demonstrate how we deliver excellence for our customers and colleagues. You will be joining a team that works to create a culture of learning, diversity and inclusion and are dedicated to strong ethics and corporate citizenship. DXC is an equal opportunity employer. We welcome the many dimensions of diversity. Accommodation of special needs for qualified candidates may be considered within the framework of the DXC Accommodation Policy. In addition, DXC Technology is committed to working with and providing reasonable accommodation to qualified individuals with physical and mental disabilities. If you need assistance in filling out the employment application or require a reasonable accommodation while seeking employment, please e-mail AODA Canada Requests. Note: This option is reserved for applicants needing a reasonable accommodation related to a disability. At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive. Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf. More information on employment scams is available here.

What you’ll do

Requirements

Candidates must have at least 6 years of experience in SRE or DevOps roles and possess strong knowledge of networking, cloud platforms, and containerization. Applicants must be Canadian citizens with a 10-year verifiable history in Canada to qualify for the required government security clearance.