Senior OT Cybersecurity Engineer

Job Summary (List Format):

• Serve as Senior OT Cybersecurity Engineer for a critical infrastructure modernization project within a leading transportation organization in Washington, DC.
• Enhance network visibility, asset discovery, and implement security controls in complex OT, ICs, and SCADA environments.
• Operate in compliance with TSA Rail Security Directives and NIST cybersecurity standards.
• Architect, deploy, and manage security controls for OT, SCADA, and ICs systems.
• Execute network segmentation and enforce boundary controls using the Purdue Model to separate enterprise IT and OT networks.
• Implement and configure OT security tools (e.g., Claroty, Nozomi Networks, Dragos, Tenable.ot) for asset discovery, threat monitoring, and vulnerability management.
• Collaborate actively within a SAFe/Agile team, including participation in sprint planning, backlog grooming, and daily standups.
• Conduct technical risk assessments and ensure compliance with TSA, NIST SP 800-82, and IEC 62443 frameworks.
• Assist in establishing secure remote access, centralized patching, and incident response processes for critical infrastructure.
• Work with cross-functional teams to design and maintain robust security architectures for vital transit and wayside infrastructure.
• Communicate technical security requirements effectively and translate them into actionable user stories for Agile execution.