Senior SIGINT cleared Systems Administrator supporting the implementation of complex systems for an enterprise client in the public sector
S.i. Systems
Ottawa, ON-
Number of positions available : 1
- Salary To be discussed
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Contract job
- Published on January 23rd, 2026
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Starting date : 1 position to fill as soon as possible
Description
Our client is looking for a system integrator resource as they relate to the Atlassian products. It is essential that the candidate have broad systems integration and troubleshooting experience preferably in the Atlassian toolset realm. They must be comfortable working with clients throughout the lifecycle of a project as well as with the implementation of complex systems either independently or in teams. In support of the mandate, environment and program, the Atlassian Administrator will be part of a team supporting the Atlassian portfolio.
Responsibilities:
- Administrative (perform administrative tasks for the Atlassian products such as installation, configuration, upgrades, patching, backup and recovery)
- Architect (Design, configure, manage and support Atlassian Tools)
- Configuration (required to configure and or adjust settings in the software such as firewall settings and or parameters)
- Maintenance (Maintain multiple environments including Dev, Pre-Prod and Production under change control)
- Performance (perform Jira server monitoring, security compliance and new enhancements)
- Debugging (required to troubleshoot and resolve related technical and non-technical problems, including vendor interaction)
- Documentation (required to create/modify manuals for end-users, system administrators and support staff)
- On-going support (required to identifying opportunities for improving support services, undertaking preliminary research on process improvements and procedures, and proposing ways in which they can be implemented)
- Collaborating (required to collaborate with client groups and other IT support elements to promote exchange of information and to work together towards joint solutions)
- Client Service Skills (required to provide an effective and professional service to users)
- Troubleshooting Skills (required to review and analyze repeat application problems and devising long term solutions to prevent their reoccurrence)
- Analytical Skills (required to understand problems and issues identified by clients and to find possible technological solutions)
- Deadlines (required to work within deadlines which can be difficult or impossible to renegotiate)
- Change Management (required to adapt to meet the changing needs and priorities of the organization and adopt and minimize the impact and resistance to changes)
- Security Measure (required to develop, document and implement appropriate security measures as per the customer’s Security process)
Must Have Skills:
- Experience troubleshooting applications running in a Linux Environment
- Experience troubleshooting issues related to networking, load balancing, firewalls and proxies.
- Experience troubleshooting web application issues (browser issues, slowness, HTIP errors, etc.)
- Familiarity with Web application security (CSRF,CORS,TLS, Injection, etc.)
- Experience providing technical support/ advice on enterprise systems and/or the underlying enterprise IT infrastructure.
- Experience in responding to and resolving IT incidents, troubleshooting problems and implementing changes on enterprise systems and/or the underlying enterprise IT infrastructure.
- Experience performing system administration tasks on enterprise systems and/or the underlying enterprise IT infrastructure.
- Experience planning, architecting, configuring, installing and supporting enterprise systems in an enterprise environment
- Experience with Tomcat and NGINX
- Experience configuring and maintaining application links between Jira and Confluence as well as other applications like Bamboo
- Familiarity with Database administration, and demonstrated competency in writing SQL queries
AI may be used in evaluating candidates.
This posting is for an existing vacancy.
Requirements
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