Senior OT Cybersecurity Engineer | Lisboa OR Coimbra

Decskill; Lisboa; Hybrid; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Hybrid work

Learning budget

Diversity program

Job summary

Decskill is seeking a Senior Cybersecurity Engineer to join a project in a hybrid model based in Lisbon or Coimbra. The candidate will participate in risk assessments, threat modelling, security reviews, and OT cyber security topics, contributing to secure architectures and secure product development.

The role requires senior cyber security experience, mandatory OT security exposure, strong English, and availability for hybrid work from Lisbon or Coimbra.

Qualifications

• Senior-level professional experience in Cyber Security.
• Professional experience in OT Cyber Security is mandatory.
• Experience with Security Risk Assessments and Threat Modelling.
• Experience with Security Architecture Reviews and System Security Testing.
• English proficiency with clear communication.

Responsibilities

• Perform Cyber Security Risk Assessments and Threat Modelling.
• Conduct Security Architecture Reviews.
• Perform System Security Testing and Vulnerability Assessments.
• Work with Network Security and Security Architecture concepts.
• Apply Security Design best practices.
• Work on OT Cyber Security topics.
• Contribute to security risk and architecture-related activities.
• Explore how AI trends, including Agentic AI, can enhance products, processes and ways of working.

Skills

Security Architecture

Threat Modelling

Risk Assessments

English Proficiency

Education

Cyber Security degree

Tools

ISO 27001

ISA/IEC 62443

ISO 21434

NIST CSF

Job description

We are growing. And we are looking for talent.

At Decskill, we believe that technological excellence comes from human talent.

We are an IT consulting company with more than 10 years of consolidated experience in the market, focused on building long-term relationships with both our clients and our people. Today, we are a community of more than 800 professionals, working from Lisbon, Porto and Madrid, contributing to impactful technology initiatives.

As part of the Astek Group, we combine a strong local culture with a global presence, being present in around 23 countries across 4 continents. This allows us to offer an international environment, diverse challenges and long-term career opportunities, while maintaining close relationships with our teams.

We are looking for a Senior Cybersecurity Engineer to join a project in a hybrid working model, based in Lisbon or Coimbra.

Responsibilities:

• Perform Cyber Security Risk Assessments and Threat Modelling;
• Conduct Security Architecture Reviews;
• Perform System Security Testing and Vulnerability Assessments;
• Work with Network Security and Security Architecture concepts;
• Apply Security Design best practices;
• Work on OT Cyber Security topics;
• Contribute to security risk and architecture-related activities;
• Explore how AI trends, including Agentic AI, can enhance products, processes and ways of working.

Requirements:

• Senior-level professional experience in Cyber Security;
• Professional experience in OT Cyber Security is mandatory;
• Experience with Security Risk Assessments;
• Experience with Threat Modelling;
• Experience with Security Architecture Reviews;
• Experience with System Security Testing;
• Experience with Vulnerability Assessments;
• Academic background in Cyber Security or equivalent professional experience;
• English proficiency, with communication not being a burden;
• Availability to work in a hybrid model from Lisbon or Coimbra.

Technical Skills:

• Security Architecture concepts;
• Network Security concepts;
• Security Design best practices;
• ISO 27001;
• ISA/IEC 62443;
• ISO 21434;
• NIST Cyber Security Framework;
• Awareness and curiosity around AI trends, including Agentic AI.

Soft Skills:

• Curious and proactive attitude towards learning and developing new skills;
• Collaborative and team-oriented mindset;
• Strong sense of purpose;
• Willingness to share knowledge and support colleagues, regardless of their background, tenure or seniority;
• Respect for different views and opinions;
• Passionate and driven attitude;
• Open to experimentation, adaptation and continuous upskilling.

At Decskill, we are committed to equal opportunities and non-discrimination. We promote a culture of diversity and inclusion, where recruitment and career progression are based exclusively on talent, regardless of age, gender, ethnicity, race, nationality or any other form of discrimination incompatible with human dignity.