Application Administrator

Job summary

Manage and support mission-critical applications across production and non-production environments, including deployments, monitoring, performance tuning, security, capacity, availability, and service restoration. Coordinate with IT and business teams, automate administration tasks, support continuity and security exercises, and provide rotating 24/7 on-call coverage.

Job details

Job Overview This role interacts with other administrators (server, network, database) and project teams to ensure application availability and to maintain the technical environment, including software, security/access management, capacity management, monitoring and performance. This position also acts as the Tools Specialist responsible for the tools supporting the applications. This includes development of, configuration of, and knowledge of requirements management and other tools. The Application Administrator monitors and manages IT configuration items and verifies they work to the defined specifications. The Application Administrator also provides support as analyst for business (internal and external) and IT teams bridging the gap between technology solutions and business functions. This is a 2-year term located at the KPMG Building downtown Calgary on the current hybrid schedule, targeting Oct 2026 for a start date. Must Haves Degree in Computer Science, IT or related field, or a Diploma in IT Administration with equivalent work experience 7+ 10 years IT experience including application deployments and support Experience providing Support for Mission Critical Applications by managing prod and non-prod environments. 3+ years Utilities industry experience Experience with most of the following technologies: DevOps experience Must have experience with most of the following technologies: Tomcat, Azure API, Entra ID, JDBC, Java EE/SE, Redis, Spring boot/Hibernate, Docker, Kubernetes, Ansible, Python, PowerShell and security certificates. Nice To Haves Utilities market or industry background Experience with financial markets, clearing and settlement Accountabilities Include Provide Support for Mission Critical Applications by managing prod and non-prod environments. Deploy new applications and releases in collaboration with cross functional IT team. Deploy application using some of these technologies: Tomcat, Azure API, Entra ID, JDBC, Java EE/SE, Redis, Spring boot/Hibernate, Docker, Kubernetes, Ansible, Python, PowerShell and security certificates Manage capacity, availability, continuity and security of various applications environments. Monitor applications performance Logs, investigate issues and execute tuning and maintenance tasks. Perform service restoration tasks and activities related to incident, problem, change and release management processes. Deliver high-quality results on assigned applications project tasks. Ensure compliance of mission critical systems with JSG’s client standards Automate application administration functions using appropriate technology. Support datacenter maintenance, annual business continuity and IT security exercises as Application Administrator Provide 24X7 on-call support on rotation with four other application administrators. Must have experience working with Windows servers, Red hat Linux, Oracle, PostgreSQL and MS SQL server databases.

What you’ll do

Manage and support mission-critical applications across production and non-production environments, including deployments, monitoring, performance tuning, security, capacity, availability, and service restoration. Coordinate with IT and business teams, automate administration tasks, support continuity and security exercises, and provide rotating 24/7 on-call coverage.

Requirements

Requires a degree in Computer Science, IT, or a related field, or an IT Administration diploma with equivalent experience, plus 7–10 years of IT experience including application deployment and support. Candidates must have experience supporting mission-critical applications, at least three years in the utilities industry, DevOps experience, and familiarity with the listed application, infrastructure, database, and scripting technologies.

Listed skills

• Microsoft Azure · Preferred
• Kubernetes · Preferred
• Production · Preferred
• Redis · Preferred
• Docker · Preferred
• Teams · Preferred
• management · Preferred
• maintenance · Preferred
• Java · Preferred
• Spring Boot · Preferred
• Python · Preferred
• Configuration · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Application Administration
• Application Deployment
• Mission-Critical Application Support
• Production and Non-Production Environment Management
• DevOps
• Capacity and Availability Management
• Application Monitoring and Performance Tuning
• Incident, Problem, Change, and Release Management
• Automation
• Security and Access Management
• Business Continuity
• Windows Server
• Red Hat Linux
• Oracle, PostgreSQL, and MS SQL Server
• Python and PowerShell
• Tomcat, Docker, and Kubernetes

Job areas

• Technology
• Software
• Energy
• Customer Service & Support

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