OT Security Architect II for Grid-Scale ICS

RWE AG; City of White Plains (NY); On-site; USD 105,000 - 141,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Life Insurance

Short-Term Disability

Long-Term Disability

401(k) match

Flexible Spending Accounts

EAP

Education Assistance

Parental Leave

Paid time off

Holidays

Job summary

RWE Americas, LLC is seeking an experienced Security Architecture Engineer II to own the OT security architecture and toolset across 160+ wind, solar, and battery storage sites in 27 states. You will define reference architectures, secure baselines, and an end-to-end OT security platform, coordinating with the SOC and plant operations.

The role requires strong knowledge of ISA/IEC 62443, risk assessment, and incident response, with a focus on defensible, standards-based OT security.

Qualifications

• Bachelor's degree in Engineering, Computer Science, Cybersecurity, IT, or related field.
• Minimum of 5 years in cybersecurity, network engineering, or control systems engineering, including at least 3 years focused on OT/ICS/SCADA environments.
• Strong interpersonal skills with ability to manage customer relationships.
• Willingness to learn about the company and renewables space.
• Excellent proficiency with Microsoft Office and Teams.
• Strong leadership, communication, and time-management skills.
• Ability to multi-task independently and in teams.
• Motivated self-starter with problem-solving abilities.

Responsibilities

• Own the OT security architecture and operation of the security toolset across the fleet, including sensor placement, data flows and policy enforcement.
• Maintain OT security standards and baselines aligned to ISA/IEC 62443 and CIS Benchmarks with reference architectures and network diagrams.
• Onboard OT logs into enterprise monitoring, develop OT-specific detection content, and work with SOC on use cases and escalation.
• Perform in-depth OT risk assessments using MITRE ATT&CK for ICSAware to map attack paths and remediation cadence.
• Lead investigation, threat hunting, and containment plans for OT security incidents.
• Define least-privilege roles, privileged access controls, and secure remote access; review third-party connectivity.
• Embed OT security requirements into new-build projects, acquisitions, and contracts.
• Serve as OT security point of contact across OT, plant operations, asset management, and SOC; coordinate maintenance windows.

Skills

OT security

Security architecture

Incident response

Risk assessment

Vulnerability management

Team leadership

Communication

Education

Bachelor's degree in Engineering, Computer Science, Cybersecurity, IT

Tools

SIEM

ICSAware

Endpoint protection

Job description

RWE Americas, LLC is seeking an experienced Security Architecture Engineer II to own the OT security architecture and toolset across 160+ wind, solar, and battery storage sites in 27 states. You will define reference architectures, secure baselines, and an end-to-end OT security platform, coordinating with the SOC and plant operations.

The role requires strong knowledge of ISA/IEC 62443, risk assessment, and incident response, with a focus on defensible, standards-based OT security.