Senior OT Security Engineer Hybrid ICS & Cloud Defenses

andurilindustries; United States; Hybrid; USD 166,000 - 220,000; Full time

Job summary

Anduril Industries seeks a senior security engineer focused on Operational Technology (OT) and Industrial Control Systems (ICS) in a hardware manufacturing context.

You will design and ship foundational defensive controls protecting factory systems, production networks, and cloud infrastructure as new lines come online, blending hands-on work with architectural planning and cross-team collaboration.

Qualifications

• Experience with routing, switching and network design principles.
• Familiarity with zero-trust architecture and segmentation in OT networks.
• Hands-on security architecture reviews for OT/ICS environments.
• Proficiency in Python, Go, or Rust.
• Track record deploying defensive controls in industrial or production settings.
• Ability to work autonomously on complex, multi-stakeholder projects.
• Participation in incident response events.
• Eligible for U.S. Top Secret clearance.
• Willing to travel up to 50%.

Responsibilities

• Lead OT risk assessments and develop a multi-year security roadmap.
• Architect and implement defensive controls across cloud, production, and corporate infra.
• Deploy and maintain security tooling across multiple stacks.
• Build automation, visibility, and threat-detection capabilities with teams.
• Drive security initiatives independently and promote a security-first mindset.
• Collaborate with factory teams to ensure secure-by-default designs.

Skills

Networking fundamentals

Zero-trust architecture

OT/ICS security reviews

Python

Go

Rust

Defensive controls implementation

Automation & scripting

Incident response experience

Security clearance suitability

Autonomy

Travel willingness

Tools

Siemens

Rockwell

Honeywell

Job description

Anduril Industries seeks a senior security engineer focused on Operational Technology (OT) and Industrial Control Systems (ICS) in a hardware manufacturing context.

You will design and ship foundational defensive controls protecting factory systems, production networks, and cloud infrastructure as new lines come online, blending hands-on work with architectural planning and cross-team collaboration.