Senior Enterprise Network Engineer - CUCM & Core Infra

Nutrien; Calgary; On-site; CAD 105,000 - 145,000; Full time

Benefits offered by this job

Medical benefits

Retirement match

Tuition assistance

Paid time off

Wellness program

Job summary

Nutrien in Calgary, Canada, is seeking a senior network engineer to lead the support and evolution of global core network services, including CUCM, data center, and hybrid environments, with a focus on scalability and security.

You will partner with regional IT, vendors, and business units, oversee lifecycle and migrations, and guide cross-functional implementation teams while maintaining robust documentation and governance.

Qualifications

• 8+ years of experience designing, implementing, and supporting large-scale enterprise network environments.
• Deep expertise in core network services and CUCM platforms.
• Experience deploying Cisco-based core infrastructure including NX-OS, IOS XE, IOS XR, Meraki.
• Deep knowledge of routing, switching, segmentation, resiliency, and high availability.

Responsibilities

• Lead the support and continuous improvement of global core network services across backbone, data center, and CUCM environments.
• Provide technical leadership in design, implementation, and support of scalable, resilient network solutions.
• Own lifecycle activities for core network hardware and software assets, including licensing and refresh planning.
• Partner with business units and regional IT to prioritize demand and align delivery timelines.
• Lead on-site and remote implementations, upgrades, migrations with minimal disruption.
• Act as escalation point for NOC with advanced troubleshooting for network and voice issues.
• Contribute to proof-of-concept evaluations and vendor engagements for emerging tech.
• Plan and deliver network components for large projects including remote sites and data centers.
• Ensure alignment with security standards, governance, and change management.
• Build strong relationships with stakeholders and vendors to support reliable delivery.
• Maintain accurate documentation including network diagrams, standards, and runbooks.

Skills

CUCM expertise

Legacy routing

VoIP troubleshooting

Vendor management

Documentation discipline

Tools

NX-OS

IOS XE

IOS XR

Meraki

Job description

Nutrien in Calgary, Canada, is seeking a senior network engineer to lead the support and evolution of global core network services, including CUCM, data center, and hybrid environments, with a focus on scalability and security.

You will partner with regional IT, vendors, and business units, oversee lifecycle and migrations, and guide cross-functional implementation teams while maintaining robust documentation and governance.