OT Infrastructure & Security Analysts

Primus Workforce•Edmonton, AB

About The Position

We are seeking a highly motivated Operational Technology (OT) Infrastructure & Security Analyst to join our team. This role is critical in supporting, maintaining, and securing operational technology environments, ensuring the reliability, integrity, and security of systems that support essential utility services. You will work at the intersection of IT and OT, focusing on infrastructure, cybersecurity, and compliance within industrial control systems (ICS) and SCADA environments.

Requirements

Bachelor’s degree in Computer Science, Engineering, Cybersecurity, or a related field
3–5 years of experience in OT, IT infrastructure, or cybersecurity
Strong understanding of networking (TCP/IP, firewalls, segmentation, VLANs)
Experience with Windows/Linux systems in a production environment
Familiarity with OT protocols (e.g., Modbus, DNP3)
Knowledge of cybersecurity tools (SIEM, endpoint protection, vulnerability scanners)
Experience with virtualization platforms (VMware/Hyper-V)
Understanding of OT security principles and best practices
Familiarity with frameworks such as NIST CSF, ISO 27001, or IEC 62443
Knowledge of threat detection, incident response, and risk management
Strong analytical and problem-solving skills
Excellent communication and collaboration abilities
Ability to work in a fast-paced, critical infrastructure environment
Strong attention to detail and commitment to safety and security

Nice To Haves

Experience working with SCADA, ICS, or industrial environments is preferred
Industry certifications such as CISSP, GICSP, Security+, or CCNA/CCNP
Experience in utilities, energy, or critical infrastructure sectors
Knowledge of cloud and hybrid infrastructure environments
Experience with endpoint detection and response (EDR) tools

Responsibilities

Maintain and support OT infrastructure, including servers, networks, and virtualization platforms within industrial environments
Monitor performance, availability, and reliability of OT systems
Assist in lifecycle management of OT assets (patching, upgrades, hardware refresh)
Support disaster recovery and backup solutions for OT environments
Implement and maintain OT security controls aligned with industry frameworks (e.g., NIST, IEC 62443)
Monitor for and respond to cybersecurity incidents within OT environments
Conduct vulnerability assessments, risk analyses, and remediation planning
Collaborate with IT security teams to align enterprise and OT cybersecurity strategies
Analyze logs and alerts from OT systems and security tools
Investigate and respond to incidents and anomalies
Participate in incident response exercises and post-incident reviews
Ensure OT systems meet regulatory, audit, and internal compliance requirements
Support audits, documentation, and reporting for OT security programs
Maintain accurate documentation of system configurations and controls
Work closely with engineering, operations, and IT teams to support OT initiatives
Contribute to modernization efforts and digital transformation projects
Recommend and implement improvements to enhance system security and efficiency