OT Infrastructure Engineer

ENMAX Corporation; Calgary; Hybrid; CAD 110,000 - 150,000; Full time

Benefits offered by this job

Flexible benefits program

Hybrid work model

Free parking

Onsite gym and wellness amenities

Job summary

ENMAX Corporation is seeking an OT Infrastructure Engineer to design, implement, and support critical OT network and server infrastructure used by the Control Centre and grid operations in Calgary. You will ensure data integrity, security, and reliable operation of EMS/DMS/OMS-related systems and participate in CIP/NIST sustainment activities, with a focus on AVEVA PI, Databricks, and Azure Data Factory.

The role requires a BSc in Engineering with P.Eng/APEGA in good standing, 4+ years in

Qualifications

• BSc in Engineering; licensed P.Eng with APEGA in good standing.
• 4+ years in electrical utility, power/SCADA environment.
• Experience designing OT infrastructure and system integration.
• Proven AVEVA PI administration, VMware, SQL skills.
• Experience Databricks and Azure Data Factory data integrations.
• Knowledge of TCP/IP, VLANs, firewalls, and OT networking.
• Security hardening, patching, DR planning in OT contexts.

Responsibilities

• Plan, design, install and maintain OT network and server systems.
• Administer Control Centre hardware/software infra and provide end-user support.
• Manage AVEVA PI system integration with data warehouse.
• Oversee OT asset management, backups, DR plans, and software strategies.
• Support ARS OT standards development.
• Plan CIP and NIST sustainment activities including security hardening.
• Design OT network infra for DERMS and AMI integration.
• Develop OT data pipelines with Databricks and Azure Data Factory.
• Ensure data is collected, transformed, validated, and delivered to systems.
• Create and maintain engineering docs per APEGA standards.

Skills

OT network design

AVEVA PI administration

VMware

SQL database

Databricks

Azure Data Factory

TCP/IP networking

Cybersecurity hardening

OT data pipelines

Education

BSc in Engineering

P.Eng (APEGA) in good standing

Tools

AVEVA PI system

Databricks

Azure Data Factory

VMware

SQL database

Job description

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 and curious, with the ability to learn and apply evolving technologies and identify opportunities to improve OT infrastructure and the operational experience.

Position Type: Permanent Union: Exempt – Management Professional (MP)

ENMAX Values – Safety, Integrity, Accountability, Service, Teamwork, Agility, Innovation

Did we mention the ENMAX Advantage? We offer competitive compensation including a comprehensive flexible benefits program, non-downtown location that includes great building amenities such as free onsite fitness facility, onsite massage, onsite child care centre (upon availability, offered from our ENMAX Place location 141 – 50 Ave. SE), free parking and much more.

Location: 141 - 50th Avenue SE, 8820. This role will be part of our hybrid work model that includes Core Days in office (Tuesdays, Wednesday, Thursdays), and more time to focus on Mondays and Fridays, either in the office or at home.

The office workspace is located at ENMAX Place (141 - 50th Avenue SE, Calgary, AB).

Note: If we can provide an accommodation or adjustment to make the process more accessible for you, please let us know.

ENMAX welcomes all qualified applicants to apply and is committed to a safe and respectful workplace. It is our aim to have a workplace which is inclusive and values safety, diversity, personal integrity, respect for individual differences, and encourages ownership and accountability for our actions.

Every ENMAX employee is responsible to take reasonable care to protect the health and safety of themselves, of all other workers, and of the public. Each employee must become familiar with safety procedures and rules applicable to their job and are required to follow them while working at ENMAX.

Must be legal to work in Canada and requires the successful completion of a criminal background check. Two pieces of valid Government issued ID will be required. Two professional references will be requested. Education requirements for this position will be verified by a third party.

In the spirit of reconciliation, we respectfully acknowledge that we live and work on the traditional lands of Indigenous Peoples. ENMAX headquarters is in Calgary, Alberta, the traditional territory of the Blackfoot Confederacy, comprised of the Siksika, Kainai, Piikani, and Amskapi Piikuni Nations; the Tsuut’ina Nation; and the îyârheNakoda Nations of Chiniki, Bearspaw, and Goodstoney, and home to the Métis Nation of Alberta, as well as many diverse Indigenous people who have made the city their home. We are committed to strengthening relationships with Indigenous Nations and peoples in all communities where we operate, through respect and collaboration.

Please visit our careers page to learn more about other opportunities at ENMAX Corporation.

For more than a century, we have helped power Alberta, and our communities still count on us every day. What sets us apart isn’t just keeping the lights on, but how we do it. We put people first, act as good neighbours, and earn trust through promises kept, not made. Reliable by nature, we plan responsibly for tomorrow while keeping energy accessible and dependable today. This is energy people can count on now, and trust for the future. This is ENMAX.