Senior OT Cybersecurity Engineer: IEC 62443 & SDLC Lead

Aubay; Porto; Hybrid; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Health insurance

Training Academy

Career advancement

Mental health support

Job summary

Aubay Portugal is hiring for a cybersecurity professional focusing on OT/ICS security. You will implement IEC 62443 controls within OT product environments and embed security across the development lifecycle, from requirements to testing.

You will conduct threat modeling, apply secure coding practices, and oversee data protection strategies and vulnerability management in product/OT contexts. Fluency in English is essential.

Qualifications

• 6+ years of proven experience in Cybersecurity with a focus on OT/ICS Security.
• Hands-on implementing IEC 62443 controls.
• Expertise in Secure Development Lifecycle including threat modeling and secure coding.
• Experience in data protection, encryption, and vulnerability management strategies.
• English proficiency is mandatory.

Responsibilities

• Implement and integrate IEC 62443 controls within OT product environments.
• Embed security practices across the product development lifecycle from requirements to testing.
• Conduct threat modeling at design stage and apply secure coding practices.
• Deploy and manage data protection and encryption mechanisms in product/OT contexts.
• Oversee vulnerability management and lead daily security operations.

Skills

OT/ICS Security

IEC 62443 Controls

Secure SDLC/SSDLC

Threat Modeling

Data Protection & Encryption

Vulnerability Management

English Proficiency

Job description

Aubay Portugal is hiring for a cybersecurity professional focusing on OT/ICS security. You will implement IEC 62443 controls within OT product environments and embed security across the development lifecycle, from requirements to testing.

You will conduct threat modeling, apply secure coding practices, and oversee data protection strategies and vulnerability management in product/OT contexts. Fluency in English is essential.