Senior OT Cybersecurity Engineer (Industrial ICS)

Bull City Talent Group; King of Prussia (PA); On-site; USD 120,000 - 180,000; Full time

Job summary

Bull City Talent Group represents a direct manufacturing client seeking a Senior OT Cybersecurity Engineer (ICS/Manufacturing) to lead and execute global OT cybersecurity initiatives across multiple facilities. The role collaborates with OT Security Architects, cybersecurity teams, site personnel, controls engineers, and plant operations to implement and maintain secure industrial environments.

The candidate will oversee asset validation, endpoint security deployments, patch management, firmware

Qualifications

• 5+ years in cybersecurity, infrastructure, controls, or industrial technology.
• Hands-on OT/ICS or manufacturing experience.
• Knowledge of PLCs, HMIs, SCADA, and industrial networks.
• Experience implementing cybersecurity in production environments.
• Experience with OT security technologies, endpoint protection, vulnerability management, or asset discovery tools.
• Ability to work with plant personnel and technical teams.
• Strong troubleshooting and problem‑solving skills.
• Ability to work independently in a manufacturing environment.

Responsibilities

• Perform OT environment assessment and asset validation across manufacturing sites.
• Deploy and validate OT security tooling with minimal production impact.
• Coordinate patch management and firmware upgrades for PLCs, HMIs, and drives.
• Troubleshoot OT security deployments and validate system performance.
• Document deployments, configurations, and validation results.
• Provide technical updates to OT security leadership and project teams.
• Support OT network topology reviews and ensure non-disruptive operations.

Skills

OT cybersecurity

ICS/SCADA

Asset assessment

Patch management

Troubleshooting

Independent work

Tools

CrowdStrike Falcon

Claroty

Tenable

Microsoft Defender for Endpoint

Cortex XDR

Job description

Bull City Talent Group represents a direct manufacturing client seeking a Senior OT Cybersecurity Engineer (ICS/Manufacturing) to lead and execute global OT cybersecurity initiatives across multiple facilities. The role collaborates with OT Security Architects, cybersecurity teams, site personnel, controls engineers, and plant operations to implement and maintain secure industrial environments.

The candidate will oversee asset validation, endpoint security deployments, patch management, firmware