Position: OT Network & Cybersecurity Specialist
Department: OT Architecture & Cybersecurity
Reports To: Lead OT Services
Term: Full Time, Permanent
Location: Edmonton (Alberta) & Houston (Texas)
Number of Openings: 2
About the Company
Pengcorp is a consortium of highly dedicated and talented engineers providing specialized services to industrial enterprises throughout North and South America. Our expertise has been embedded in mid- to large-scale projects across Western Canada and around the world. We are recognized for delivering innovative solutions that optimize industrial processes while meeting the needs of all stakeholders.
Our services span multiple industrial technology disciplines, including Electrical & Instrumentation, Industrial Ethernet, Cybersecurity, Automation Integration, Data Visualization & Analytics, and Field Maintenance Support. As we continue to grow, we are seeking experienced professionals who are passionate about advancing secure and reliable industrial operations.
What You Will Do
Pengcorp is seeking a knowledgeable and talented OT Network & Cybersecurity Specialist with extensive experience in Operational Technology (OT) networking, industrial cybersecurity, and industrial control system environments.
Reporting to the Lead, Operations Technology Services, the successful candidate will support the design, implementation, maintenance, and security of critical OT network infrastructure across industrial and critical infrastructure environments.
The successful candidate will:
- Design, implement, and support secure OT network architectures for industrial automation and process control environments.
- Configure, maintain, and troubleshoot Cisco-based network infrastructure, including routing, switching, firewalls, VLANs, VPNs, and secure remote access solutions.
- Design and implement network segmentation, industrial DMZs, zones and conduits, access control lists (ACLs), and firewall policies.
- Support and administer OT cybersecurity monitoring and visibility platforms such as Nozomi Networks.
- Monitor, investigate, and respond to OT cybersecurity events, network anomalies, and operational issues.
- Perform OT vulnerability assessments and support remediation activities based on operational risk.
- Support and maintain SCADA and Industrial Control System (ICS) network environments, including CygNet and other industrial platforms.
- Develop and maintain OT network diagrams, architecture documentation, standards, and asset inventories.
- Conduct OT network assessments, gap analyses, and technology evaluations to support continuous improvement initiatives.
- Plan, test, implement, and validate OT network upgrades, migrations, and modernization projects.
- Design and support secure remote access solutions for operations personnel, vendors, and third-party contractors.
- Collaborate with Engineering, Operations, Automation, and IT teams to ensure secure and reliable IT/OT integration.
- Support cybersecurity compliance initiatives aligned with industry standards and regulations.
- Participate in incident response activities and contribute to OT cyber resilience and recovery planning.
- Provide technical support through remote and onsite troubleshooting, testing, validation, and commissioning activities.
- Take ownership of assigned projects and proactively drive operational excellence and cybersecurity best practices.
What We Are Looking For
Education
Bachelor's Degree in Computer Engineering, Electrical Engineering, Information Technology, Computer Science, Cybersecurity or a related technical discipline
Experience:
- Minimum 10 years of experience supporting OT Networking, Industrial Networking, OT Cybersecurity, SCADA Systems, Industrial Control Systems (ICS), Process Control Networks
- Experience supporting critical infrastructure environments including Oil & Gas, Utilities, Energy, Power Generation, Manufacturing, Mining
- Demonstrated experience working in live industrial environments where reliability, uptime, and safety are critical.
Technical Requirements
OT Networking
Strong experience with:
- Cisco Routing and Switching
- OSPF
- EIGRP
- STP
- VLAN Design and Administration
- Trunking
- Network Segmentation
- Layer 2 and Layer 3 Networking
- Industrial Ethernet Networks
- TCP/IP Networking
- Network Design and Troubleshooting
Network Security
Strong experience with:
- Cisco Firewalls
- Palo Alto Firewalls
- VPN Technologies
- NAT
- Access Control Lists (ACLs)
- Intrusion Detection and Prevention Systems (IDS/IPS)
- Secure Remote Access
- Network Monitoring and Analysis
OT Cybersecurity
Strong understanding of:
- Industrial Cybersecurity Principles
- OT Risk Assessments
- Vulnerability Management
- Incident Response
- Threat Detection and Monitoring
- IT/OT Convergence Security
- Security Architecture and Hardening
Industrial Control Systems
Hands-on experience with:
- SCADA Systems
- Industrial Control Systems (ICS)
- PLC Networks
- Process Control Systems
Preferred experience with:
- CygNet SCADA
- Honeywell
- Rockwell Automation
- Siemens
- Schneider Electric
- Emerson
OT Visibility & Monitoring
Experience with:
- Nozomi Networks
- Claroty
- Dragos
- SIEM Platforms
- Security Monitoring Tools
Industrial Protocols
Working knowledge of Modbus, DNP3, OPC/OPC-UA, EtherNet/IP, PROFINET, IEC 61850
Compliance & Standards Knowledge ofISA/IEC 62443, NERC CIP, NIST SP 800-82, CSA Z246.1, ISO 27001.
Certifications
Preferred
- Cisco Certified Internetwork Expert (CCIE-Security) or equivalent
- Palo Alto Certified Network Security Administrator (PCNSA)
- Palo Alto Certified Network Security Engineer (PCNSE)
- Nozomi Networks Certified Engineer (NNCE)
- Global Industrial Cyber Security Professional (GICSP)
- ISA/IEC 62443 Cybersecurity Certifications
Required
Cisco Certified Network Professional (CCNP Security) or equivalent
Key Competencies
- OT Network Design & Architecture
- Industrial Cybersecurity
- SCADA & ICS Networking
- Network Segmentation & DMZ Design
- Secure Remote Access Solutions
- Incident Response & Threat Management
- Industrial Communications
- Problem Solving & Troubleshooting
- Technical Documentation
- Stakeholder Collaboration
- Project Delivery & Execution
Why Join Us?
- Work on mission-critical OT and cybersecurity projects supporting industrial operations across North and South America.
- Join a team of highly skilled engineers delivering innovative solutions to complex industrial challenges.
- Competitive compensation and comprehensive benefits package.
- Hybrid work environment with flexibility and autonomy.
- Opportunities for career growth, technical leadership, and professional development.
- Exposure to leading OT networking, cybersecurity, and industrial automation technologies.
Working Conditions
Combination of office‑based, client site, and remote work, aligned with business requirements.
We would like to specially thank all candidates who apply. Please be informed that we will try our best to provide updates regarding your application as quickly as we can.
