OT Infrastructure Engineer

enmax; Calgary; On-site; CAD 110,000 - 165,000; Full time

Job summary

ENMAX is seeking an OT Infrastructure Engineer to design, implement and support critical OT network and server infrastructure for the Control Centre and grid operations. You will work with cross-functional teams to enable reliable OT operations and leverage technologies like AVEVA PI, Databricks, and Azure Data Factory.

The role requires 4+ years in an electrical utility or OT environment, strong problem-solving and communication skills, and a professional engineering credential in Alberta.

Qualifications

• Bachelor of Science in Engineering; Professional Engineer licensed in Alberta (APEGA).
• 4+ years in electrical utility environments, SCADA, DMS, EMS or related OT.
• Experience designing, implementing and operating OT infrastructure and data integrations.

Responsibilities

• Plan, design, install and maintain OT network and server systems including EMS/DMS/OMS models and PI historian systems.
• Procure, install and maintain Control Centre hardware and software and support end-users.
• Administer AVEVA PI system and its integration with data warehouses.
• Manage OT asset programs, including replacement, backups, DR plans, and software strategies.
• Design and implement CIP/NIST sustainment activities, including security hardening and patching.

Skills

OT infrastructure design

System integration

Problem solving

Communication

Collaboration

Leadership

Education

Bachelor of Science in Engineering

Professional Engineer (APEGA)

Tools

AVEVA PI

VMware

SQL

Databricks

Azure Data Factory

Job description

Position Type: Permanent

Union: Exempt - Management Professional (MP)

Why ENMAX?

We are driven by our purpose of lighting the way to a brighter energy future, a future that includes a workplace where you'll experience belonging and unlock possibilities. We offer meaningful opportunities, strong collaboration and a career aligned to what matters to you. We're proud of who we are and the work we do to support our communities and customers who depend on us, because at ENMAX, we're lighting the way together.

The OT Infrastructure Engineer plays a key role in supporting the technology that enables the safe and reliable operation of ENMAX Power's electric grid. As part of the System Automations team, you'll design, implement and support critical OT network, server and data infrastructure used by the Control Centre and across grid operations. This role offers the opportunity to solve complex technical challenges, work closely with operational and technical teams, and help shape how evolving technologies are used to improve OT infrastructure and the experience of the teams who rely on it.

Major Responsibilities:

• Plan, design, install and maintain Operational Technology (OT) network and server systems including EMS/DMS/OMS electrical infrastructure models, OT support systems, and PI historian system.
• Procure, install, and maintain Control Centre hardware and software infrastructure and provide technical support for Control Centre end-users.
• Administer the AVEVA PI system and support it's integration with corporate data warehouse.
• Responsible for the OT asset management programs, including sustaining capital replacement, backup policies, disaster recovery plans, and software strategies.
• Support the development of the ARS standards related to OT systems in collaboration with the ARS team.
• Plan and execute CIP and NIST sustainment activities, including device and application security hardening, patching, and annual documentation reviews.
• Design and implement network infrastructure that enables edge communication between EPC control center and distribution grid equipment while meeting applicable industry standards
• Design network OT infrastructure solutions for new and evolving projects, including Distributed Energy Resources Management System (DERMS), and Automatic Metering Infrastructure (AMI) Integration.
• Design, implement, monitor, and maintain OT data management processes and data pipelines, including integrations with platforms such as Databricks and Azure Data Factory. Ensure data is securely collected, transformed, validated, documented, and delivered to operational and corporate systems.
• Create and maintain engineering documentation, including system designs, network diagrams, configuration records, operating procedures, maintenance plans, and as-built documentation ensuring OT infrastructure work is completed in accordance with the applicable APEGA engineering standards.

Education Required:

• Bachelor of Science degree in Engineering Registered as a Professional Engineer with the Association of Professional Engineers and Geoscientists of Alberta (APEGA) and in good standing.

Qualifications & Experience:

• 4+ years' relevant experience with an electrical utility environment, power engineering consulting firm, or SCADA, DMS, or EMS manufacturer.
• Extensive experience designing, implementing, and operating Operational technology (OT) infrastructure.
• Demonstrated experience with system integration in an OT environment, including configuring hosts for virtual machines, network design, virtual machine management, system hardware and software maintenance, patching, and OT infrastructure troubleshooting.
• Advanced experience in AVEVA PI system administration, VMWare, and SQL database administration and integration.
• Experience applying networking and routing concepts in an OT environment, including TCP/IP, VLANs, subnetting, firewalls, routing protocols, and network troubleshooting.
• Experience managing data and maintaining data integrations and pipelines using platforms such as Databricks and Azure Data Factory. This includes familiarity with ETL/ELT processes, SQL, data validation, troubleshooting, monitoring, and secure data exchange in an OT or utility environment.

Competencies:

• Strong problem-solving and analytical skills, with the ability to break down complex technical issues and identify practical solutions.
• Takes ownership of work and demonstrates initiative in troubleshooting issues, following through on solutions and supporting reliable OT operations.
• Strong communication skills, with the ability to work effectively with Control Centre teams and communicate technical information clearly to a range of stakeholders.
• Collaborative approach to working across technical and operational teams to solve problems and improve how technology supports grid operations.
• Adaptable an