Live Production Support & Operations – System administrator

Momentous; Ottawa; On-site; CAD 75,000 - 100,000; Full time

Job summary

A dynamic company seeks a proactive System Administrator to support live production and cloud infrastructure. The role involves providing second-level support, managing AWS services, and ensuring system performance. Ideal candidates will have 5+ years in sysadmin roles with a strong background in Linux, Windows, and networking protocols.

Qualifications

• 5+ years in DevOps or sysadmin roles in Linux and Windows environments.
• Extensive experience with AWS services (EC2, VPC, ELB, EBS, S3, RDS, Route53).
• Strong systems administration skills with a focus on scalable infrastructure.

Responsibilities

• Provide second-level support for websites, applications, and email services.
• Handle occasional after-hours incidents and maintain hosting platforms.
• Develop scripts using Bash, Python, Perl, or JavaScript.

Skills

Systems Administration

AWS

Linux/Unix

Windows

Networking Protocols

Scripting

Agile/Scrum

Education

Degree in Engineering, Computer Science, or related field

Job description

Live Production Support & Operations – System administrator

Join to apply for the Live Production Support & Operations – System administrator role at Momentous.

Overview

At Rebel, we’re reinventing ourselves. We were early adopters of cloud technology (AWS since 2016) and continue to evolve our infrastructure. We seek a proactive, hands-on system administrator to support our live production environment and cloud infrastructure.

Responsibilities

• Provide second-level support for websites, applications, and email services.
• Handle occasional after-hours incidents (about 1–2 per week).
• Maintain and improve hosting platforms like Plesk, Managed WordPress, Virtuozzo VPS.
• Own and optimize infrastructure including AWS, Ghost, etc.
• Support customer migrations and monitor system performance.
• Troubleshoot issues, resolve them efficiently, and monitor costs.
• Administer Linux/Unix and Windows systems.
• Manage databases such as MSSQL and MySQL.
• Develop scripts using Bash, Python, Perl, or JavaScript.
• Utilize infrastructure-as-code tools like AWS OpsWorks.
• Contribute to process improvements and documentation.

Qualifications

• Strong systems administration skills with a focus on scalable infrastructure.
• Deep understanding of network protocols: TCP/IP, HTTP/S, DNS, SSL, firewalls, load balancers.
• 5+ years in DevOps or sysadmin roles in Linux and Windows environments.
• Extensive experience with AWS services (EC2, VPC, ELB, EBS, S3, RDS, Route53).
• Proficiency in scripting and automation.
• Familiarity with Agile/Scrum and CI/CD practices.
• Focus on performance, optimization, and reliability.
• Collaborative attitude and willingness to support team members.
• Degree in Engineering, Computer Science, or related field.

Additional Information

We value building lasting, maintainable solutions, staying curious, and supporting each other. We encourage taking action and continuous learning.

Details

• Seniority level: Mid-Senior level
• Employment type: Full-time
• Job function: Customer Service
• Industries: Wireless Services, Telecommunications, Communications Equipment

This job posting is active. Apply now to join our team!