Senior Systems Administrator to manage and secure both on - premises and AWS environments, with a strong focus on automation and cybersecurity. Collaborate with development teams to enable web application hosting and improve DevOps practices while maintaining high availability and compliance.
About the role
- Senior Systems Administrator maintaining SaaS infrastructure at Behaviour Interactive in Montreal. Seeking experienced professional with strong technical foundation in systems and networking.
Responsibilities
- Administer and maintain servers, storage, virtualization platforms, and network infrastructure across on-premise and cloud environments.
- Manage system access, authentication, and secure remote connectivity to ensure security and compliance.
- Support cloud infrastructure for SaaS applications, including platform migrations and cloud modernization initiatives.
- Provide Tier 3/escalation support for complex technical issues, including performance troubleshooting, and participate in an on-call rotation to ensure system stability and reliability.
- Collaborate with cross-functional teams to deliver reliable, scalable, and highly available solutions for internal and client systems, while mentoring junior administrators.
- Evaluate, test, and implement new tools and technologies, contributing to automation and continuous improvement efforts.
Requirements
- 7+ years of progressive experience in Systems Administration, Network Engineering, or related infrastructure roles, with the ability to serve as Tier 3/escalation support and resolve complex issues.
- Deep expertise with Windows Server (2012 and later), including upgrades, migrations, and enterprise-scale administration.
- Strong hands-on experience with virtualization and cloud platforms, including VMware ESXi, Azure, AWS, and enterprise storage solutions (Nimble, HPE Qumulo).
- Solid networking fundamentals with practical experience managing HPE Aruba switching and firewall platforms (Fortinet or equivalent).
- Experience with authentication and identity services (Active Directory, Azure AD, LDAP, SAML), along with scripting or automation skills using PowerShell, Python, or similar tools.
- Collaborative, team-oriented professional with excellent communication skills, a proactive mindset, and a positive approach to problem-solving.
Benefits
- N/A
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