Senior Cybersecurity Analyst – Operational Technology (OT/ICS):

Senior Cybersecurity Analyst – Operational Technology (OT/ICS): 

On behalf of our Oil & Gas client, Vaquarii is seeking a Senior Cybersecurity Analyst a full-time position. Services would be carried out onsite from downtown Calgary headquarters.

The chosen candidate will work closely with the OT Security team to provide day-to-day operational support for OT environments, act as an internal SOC team member, and complete Security-related projects as directed.

Responsibilities:

• Provide tier 1 & 2 day-to-day security operations support.
• Participate in reviewing and analyzing security-related events, assessing criticality and priority.
• Create new processes and workbooks to automate and streamline investigative processes.
• Work with SIEM technologies to ingest new data sources, run advanced correlation. processes, create new content, and use visualization and automation techniques.
• Manage logging from various sources with the goal of gaining better visibility and insights.
• Maintain compliance with industry standards and government regulations, ensuring security and reliability in automation systems.
• Assist in the development of tools to monitor network security protocols and overall performance.
• Familiarity with OT specific protocols such as Modbus and CIP.
• Manage the ongoing enforcement of security policies, standards, and procedures.
• Able to identify vulnerabilities and recommend mitigations.
• Update hardware and software asset inventories.
• Ensure proper IT-OT network segmentation to prevent lateral threat movement.
• Deploy and integrate Endpoint Detection and Response solutions across OT environments.
• Deploy, configure, and manage secure network segmentation initiatives.
• Understanding the distinct differences between IT and OT.
• Familiarity with firewalls and network segmentation.

Must Have Skills:

1. 5-10 years of experience as a security analyst, or similar.
2. Experience with scripting language such as Python or PowerShell.
3. SSCP or CCSP level knowledge/experience (certification preferred).
4. Associate Diploma or Bachelors of Science degree in Computer Science or Information Technology related program.
5. Basic understanding of computer hardware, software and network concepts.

Nice to Have Skills:

1. Oil and Gas & Operational Technology (OT), ICS and SCADA experience.
2. Independently motivated individual with analytical and problem-solving abilities.
3. Self-starter capable of working independently with minimal supervision.
4. Exceptional abilities to troubleshoot and collaborate to resolve incidents.
5. Strong documentation and communication skills is required.
6. Team player capable of learning and contributing to shared projects and goals.
7. A trustworthy individual, capable of safeguarding confidential information.

Job Location:

• Downtown Calgary, Alberta
• Onsite Schedule

What Success Looks Like

• Success in this role means becoming a trusted and dependable member of the OT Security team, capable of independently supporting day-to-day security operations while effectively identifying, investigating, and helping resolve security events across OT environments.
• The successful candidate will improve visibility, monitoring, and protection of critical OT/ICS infrastructure through effective use of SIEM, EDR, network segmentation, logging, and automation.
• Over time, they will help strengthen the organization’s overall OT security posture by identifying vulnerabilities, improving processes, maintaining accurate asset visibility, and ensuring security controls are implemented without compromising the reliability and availability of critical operational systems.