Senior Network Analyst to provide Cisco routing and switching support and Palo Alto firewall support across an IT and OT environment
S.i. Systems
Calgary, AB-
Number of positions available : 1
- Salary To be discussed
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Permanent job
- Published on October 24th, 2025
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Starting date : 1 position to fill as soon as possible
Description
Our large, enterprise Oil and Gas industry client is seeking a Senior Network Analyst to provide Cisco routing and switching support and Palo Alto firewall support across an IT and OT environment.
This is a permanent, full-time opportunity with a competitive salary, benefits, and company perks offered! The successful candidate will be based in Calgary and agreeable to working 5 days per week (full-time) onsite within the heart of downtown Calgary!
Must-Haves:
- 10+ years' professional experience as a networking support professional in a technically complex, distributed environment
- 6+ years' Cisco routing and switching experience
- Strong professional experience supporting and administering Palo Alto firewalls plus Meraki
- Oil and Gas industry experience with exposure to both IT and OT environments
- Advanced knowledge and experience with network monitoring solutions (e.g. Solarwinds)
- Strong knowledge of Network security standards, frameworks and best practices (e.g. NIST, Purdue Model, Zero Trust)
Nice-to-Haves:
- Fortinet firewall experience
- Cloud experience with Azure and/or AWS environments
- Industry certifications - CCNP, CCIE, PCNSA, CISSP, and similar
Responsibilities Overview:
- Monitor and support corporate IT and OT Network Operations with a focus on firewalls, routing, switching, and wireless technologies
- Design and implement / configure new network technology solutions and network expansions
- Monitor, investigate, and respond to relevant network incidents within the IT and OT environments
- Work with ISP’s and other third-party vendors as needed to resolve network performance issues and coordinate on any adds / moves / changes related to the network environment
- Identify opportunities to improve efficiencies within the network environment, both through technology and support processes
- Document architecture and configurations to help with knowledge transfer and cross-training with other members of the infrastructure team and the IT department
- Participate in the development of technical road maps
Requirements
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