On-Site OT Security Architect for Industrial Control Systems

101 Bloom Energy; United States; On-site; USD 130,000 - 188,000; Full time

Job summary

Bloom Energy seeks an OT Security Architect to deploy and manage OT security tooling across manufacturing sites, ensuring convergence with IT security controls. The role reports to the Chief Security Officer and is fully on-site in Delaware, with up to 25% travel and on-call responsibilities.

You will drive OT asset discovery, telemetry integration into SIEM/EDR/NDR, and lead POCs for new OT security technologies, including PLC/SCADA safety measures and Purdue model compliance.

Qualifications

• 8+ years of cybersecurity, network, or infrastructure engineering experience, including 4+ years OT/ICS cyber security in production environments.
• Hands-on deployment and operation of OT security tooling at multiple sites.
• Bachelor's degree or equivalent hands-on experience in Cybersecurity/CS.

Responsibilities

• Deploy, configure, and tune OT security platforms across manufacturing sites, endpoint protection, inline IPS, asset discovery, secure remote access, media scanning kiosks, and PLC backup.
• Own operational health of deployed tooling: agent coverage, sensor health, license utilization, upgrades, and version currency.
• Design and implement IT/OT convergence controls: OT DMZ at Level 3.5, brokered access, data flows, identity and directory integration, patching paths, and monitoring feeds.
• Run OT asset discovery and integrate telemetry into enterprise SIEM, EDR/XDR, NDR, and vulnerability management; maintain inventory and drive end‑of‑life OS remediation.
• Implement and test PLC/HMI backup, versioning, and golden-image recovery; support OT incident response and recovery, and lead POCs and production rollouts for new OT security technologies.

Skills

OT security architecture

OT/ICS deployment

Purdue model

ISA/IEC 62443

SIEM/EDR/NDR

Vulnerability management

PowerShell

Python

Windows/Linux server administration

Education

Bachelor’s degree in Cybersecurity or related field

Tools

SIEM

EDR/XDR

NDR

Vulnerability management platforms

PLC/SCADA security tools

OPC/OPC-UA security

Job description

Bloom Energy seeks an OT Security Architect to deploy and manage OT security tooling across manufacturing sites, ensuring convergence with IT security controls. The role reports to the Chief Security Officer and is fully on-site in Delaware, with up to 25% travel and on-call responsibilities.

You will drive OT asset discovery, telemetry integration into SIEM/EDR/NDR, and lead POCs for new OT security technologies, including PLC/SCADA safety measures and Purdue model compliance.