Meet Vermilion We responsibly produce essential energy to support local and global needs while delivering long-term value to our people, shareholders, customers, partners, and communities. Our people are fundamental to our success. As a global organization, Excellence, Trust, Respect and Responsibility are at the core of our vision and central to how we do business. Together, these core values create the foundation for our strong and collaborative culture. We prioritize health and safety, the environment, and profitability, in that order. Nothing is more significant to us than the safety of the public and those who work with us, and the protection of our natural surroundings. The Opportunity Vermilion is seeking a Sr. Network & Infrastructure Specialist to provide senior, hands-on technical support across Microsoft Azure cloud networking and on-premises network infrastructure. Based in Calgary, this role will support complex network requests and incidents, secure connectivity, administration of network infrastructure components, and core network reliability across Vermilion's corporate, field, and global environments. Reporting to the Manager, IT Infrastructure, Operations & Security, you will work closely with Infrastructure, Cyber Security, Client Support, global teams, field sites, and business stakeholders to maintain secure, reliable, and effective technology services. The successful candidate will bring strong Palo Alto Networks expertise, experience with Fortinet and Cisco technologies, and practical knowledge of virtual servers, core infrastructure platforms, and services hosted across on-premises and cloud environments. What you will do Lead the assessment, prioritization,



and resolution of complex network requests, incidents, and problems involving firewalls, routing, switching, wireless networks, and remote connectivity. Administer, support, and securely manage enterprise firewall and network technologies, with a focus on secure, reliable connectivity across corporate and field locations. Administer and support on-premises network infrastructure, data centre platforms, cloud networking, identity integrations, monitoring, connectivity, and related security controls across physical, virtual, and cloud environments. Monitor and troubleshoot complex issues across network components, on-premises infrastructure, and cloud environments, identifying root causes and implementing improvements that strengthen reliability, resilience, security, and operational efficiency. Collaborate with the Cyber Security team to maintain secure configurations, access controls, logging, and vulnerability remediation practices. Plan and implement network and infrastructure changes, upgrades, expansions, lifecycle initiatives, and project-based technical work across corporate, field, on-premises, and cloud environments in accordance with change management processes. Manage and support local data centre environments, including occasional travel within the Calgary area as required to maintain, troubleshoot, and improve infrastructure and network services. Coordinate vendors and third-party technical support, managing issues through to resolution. Maintain architecture, configuration, operating procedures, and recovery documentation, and contribute to technical standards and recommendations that support reliable operations, effective knowledge

📌 Sr. Network & Infrastructure Specialist (Calgary)
🏢 VERMILION ENERGY
📍 Calgary