Full-Time Sr. Systems Administrator

Position Summary: As part of the Production Engineering team, the Senior Systems Administrator administers and maintains customer-facing SaaS infrastructure. This includes services running in both public cloud and datacentre environments. You provide support, troubleshooting, and management expertise for our growing application platforms. Collaborate closely with developers, DBAs, and other internal teams to ensure system stability, security, and scalability.

PRIMARY RESPONSIBILITIES:

• Ensure critical systems are available 24x7x365.
• Deploy, administer, and troubleshoot SaaS applications, primarily running on Windows servers.
• Deploy new services and infrastructure to AWS, Azure, and datacentres.
• Automate manual processes.
• Work with the DBA team to ensure database server stability and security.
• Proactively monitor application and infrastructure performance, recommending and implementing resources as needed.
• Contribute to and extend Infrastructure as Code for resource creation and management across environments.
• Perform regular operational hygiene tasks (patching, backups, certificate renewals, security reviews).
• Develop secure deployment and configuration guides.
• Monitor and enforce compliance with Cority information security controls.
• Assist with internal audits and information security tasks.
• Enable efficient business processes and implement analytics.

QUALIFICATIONS:

• 10+ years hands-on experience in design, implementation, configuration, and support of production Windows workloads, including SaaS applications.
• In-depth knowledge of the Windows server operating system, including Internet-facing IIS workloads.
• Proven experience with automating manual processes.
• In-depth understanding of Observability (Metrics, Logs and Traces) using APM tools like ELK, New Relic, or Datadog.
• In-depth understanding of application scalability, performance and reliability.
• Familiarity with VMware or other virtualization technologies.
• Good understanding of TCP/IP networking and common Internet-facing services.
• Experience administering MS SQL Server, PostgreSQL, or other database platforms.
• Experience with Microsoft Azure and AWS.
• Experience with Linux.
• Experience with containerized applications.
• Excellent problem-solving skills.
• Excellent written and verbal communication skills.
• Excellent interpersonal skills.
• Strong time management skills and attention to detail.

EDUCATION and PROFESSIONAL CERTIFICATIONS:

• Bachelor's degree in IT, Engineering, Computer Science or equivalent experience.
• Azure, AWS, or VMware certifications are desirable but not required.

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