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Senior Business Development Specialist
Sopra Steria —Toronto, ON
8+ years in business development or client-facing consulting, with 5+ years across one or more industrial sectors (aerospace, automotive, mining, metals, energy…
Quick apply
Senior Sensor Fusion & Data Architecture Lead – LIFT Program
AtkinsRéalis —Toronto, ON
The successful candidate will be the authoritative lead for operational and engineering data across the program. Data Classification & Governance (OT/IT):
$100,200 a year

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Operational Technology Network Specialist (18-Month Contract)

Tourmaline Oil Corp.
Calgary, AB

Apply Now

Job details

Contract | Fixed term contract

Skills

Computer science
TCP
Computer Science
Procurement
Engineering
Change management
Firewall
Ethernet
Engineering Technology
Computer networking
TCP/IP
Cybersecurity
Communication skills
4G/LTE

Full job description

Tourmaline Oil Corp. is a Canadian senior natural gas exploration and production company focused on long-
term growth through an active exploration, development, production, and acquisition program in the Western
Canadian Sedimentary Basin.

We are currently seeking an Operational Technology Network Specialist (18-Month Contract) to join our team
in Calgary.

This role is part of the Operational Technology (OT) team and is responsible for strengthening and securing
OT environments to support safe and reliable operations. Reporting to the Team Lead, Operational
Technology Security, and working under the technical direction of the OT Network Architect, the successful
candidate will collaborate closely with OT Security, Infrastructure, Automation, SCADA, and Field Operations
teams.

This position balances day-to-day OT network support with network design, engineering, and continuous
improvement initiatives.

Key Responsibilities

OT Network Operations & Support:

o Operate and maintain OT network infrastructure including switches, firewalls, routers, and

site connectivity
o Monitor, troubleshoot, and resolve OT network incidents to minimize operational impact
o Execute approved network changes in accordance with change management and safety

requirements
o Maintain OT network security controls aligned with internal standards and risk management

practices
o Support firewall rule changes, access control updates, and network segmentation activities
o Maintain accurate network documentation, diagrams, and configuration records
o Support routing and switching across complex, multi-site OT environments including plants,

field locations, and data centers
o Travel to facilities as required to support incidents, integrations, and installations

OT Network Engineering & Improvement:

o Design, implement, and support industrial network architectures aligned with the Purdue

Model
o Contribute to network improvement initiatives and infrastructure modernization projects
o Deploy and manage next-generation firewall platforms such as Palo Alto Networks and

Fortinet
o Contribute to network segmentation, vulnerability remediation, and cybersecurity

improvement initiatives

Qualifications and Skills

o Degree or diploma in engineering, computer science, engineering technology, or equivalent
experience from an accredited post-secondary institution

o 5+ years of experience designing, implementing, and supporting network solutions in
industrial or operational environments

o Hands-on experience supporting and troubleshooting production OT networks across
industrial control systems, facilities, and data center environments

o Strong networking fundamentals including TCP/IP, VLANs, routing, and firewalls
o Experience with next-generation firewall platforms such as Palo Alto Networks and Fortinet
o Working knowledge of design and configuration related to Cambium ethernet microwave

radios, satellite Internet (Starlink), and LTE cellular
o Strong understanding of OT cybersecurity concepts including network segmentation, the

Purdue Model, and network access control
o Familiarity with environments aligned to IEC 62443 and NIST CSF
o Experience working within structured change management and safety-critical environments
o Field experience is beneficial
o Participation in rotational on-call support for OT infrastructure
o Ability to balance operational support priorities with longer-term engineering and

improvement initiatives
o Strong written and verbal communication skills with the ability to collaborate across

technical and operational teams
o Working knowledge of vendor support portals and procurement processes

Apply Now

Refine Your Search

Operational Technology Network Specialist (18-Month Contract)

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