We are Subsea7, a global leader in the delivery of offshore projects and services for the energy industry. We make offshore energy transition possible through the continuous evolution of lower-carbon oil and gas and by enabling the growth of renewables and emerging energy.

At Subsea7, we are looking for people who think differently. We want people who can bring new ideas and who are willing to take on challenges that will enable us to make a positive impact on a global stage.

In turn we will lift you up and encourage you to go further. Onshore or offshore, embark on a journey of opportunities, continuous learning and development.

Start your journey with us today.

Title: Mechanical CAD Designer

Location: Lisbon, PT Job Closing Date: 13 Nov 2026 Overview

We are looking for a motivated and detail-oriented CAD Designer to join our Engineering team in Lisbon.

This position offers an exciting opportunity for Designers who enjoy combining technical engineering knowledge with practical design expertise. Working closely with multidisciplinary engineering teams, you will contribute to challenging offshore and subsea projects, gaining exposure to installation methodologies, fabrication activities, structural and mechanical design, and project execution.

This role is suited to an established designer who has built a solid foundation in engineering design and is looking to broaden their technical expertise, take on greater responsibility, and further develop their career within a collaborative and international project environment.

What will you be doing?

In this role you will contribute to the delivery of high-quality engineering drawings and 3D models supporting offshore and subsea projects. Working closely with engineering teams and other designers, you will develop design deliverables in accordance with company standards, project requirements, and industry best practices.

Key Responsibilities

• Produce and maintain high-quality 2D drawings and 3D models in accordance with engineering requirements, project specifications, and company procedures, delivering design solutions that support fabrication, installation, and offshore operational requirements.
• Collaborate with Project Engineers and multidisciplinary teams to translate engineering concepts into practical design deliverables.
• Support engineering studies, technical reviews, constructability assessments, and design optimization activities.
• Review and check drawings and models produced by other designers within your field of knowledge.
• Review and check drawings and models produced by other designers within your field of knowledge.
• Ensure compliance with company quality, safety, and engineering standards.
• Coordinate with engineering and project teams to ensure deliverables are completed on schedule and within budget.
• Contribute to the development and improvement of CAD tools, procedures, workflows, and standard deliverables.
• Participate in lessons learned activities and continuous improvement initiatives.
• Support and mentor junior designers, and trainees where appropriate.
• Maintain awareness of relevant industry codes, standards, and engineering best practices.
• Promote knowledge sharing and collaboration across engineering and design disciplines.
• Contribute to technical innovation and efficiency improvements within project execution.
• Maintain and further develop technical knowledge through continuous professional development.

What experience would we like you to have?

Essential

• Degree in Engineering or a technical qualification in Design Drafting with relevant industrial experience.
• Established experience in engineering design, CAD drafting, or project engineering support.
• Proficiency with 2D and 3D CAD software.
• Ability to interpret engineering requirements and translate them into clear, accurate drawings and models.
• Good understanding of engineering drawings, fabrication, and assembly principles.
• Effective communication skills and ability to work within multidisciplinary teams.
• Fluent in English, both written and spoken.

Desirable

• Experience in offshore, subsea, marine, energy, or heavy industrial projects.
• Familiarity with fabrication, construction and installation drawings.
• Knowledge of engineering design processes and quality management systems.
• Experience with 3D modelling and clash detection.
• Experience supporting engineering studies and technical reviews.

Personal Attributes

• Forward-thinking and solution-oriented mindset.
• Well-developed organizational and planning skills.
• Ability to work effectively across multiple projects.
• Collaborative team player who shares knowledge and supports colleagues.
• Commitment to continuous professional development and learning. An environment where you can thrive

We recognise that having a diverse team makes us a better, smarter team. Diversity is something we value and regard it as key to our success.

We encourage new ways of thinking and celebrate our wide range of skills that help us continually challenge the status quo and inspire innovation. An inclusive and diverse environment fosters creativity, improves decision-making and introduces new ways of thinking.

Our people are at the heart of what we do at Subsea7 and we are committed to creating an environment where everyone can thrive. Fair employment practices, fair treatment for all individuals and equal opportunity on the basis of merit are the foundation of how we work and develop together.

What happens next?

If you would like to apply for this role, simply click the Apply button found on this page.

You may be prompted to set up a profile with us. It’s quick and easy to do. Or, if you have already created a profile with us, simply log in and submit your application.

Here are 3 top tips to help you submit a successful application:

• Make sure your CV is up-to-date and highlights the transferable skills and experience you can bring to this role.
• We would encourage you to include a cover letter as part of your application. It’s your chance to tell us why you would be a brilliant addition to our team.
• Take your time with your application and check there are no errors before final submission

Once you have submitted your application, we will be in touch as soon as possible with next steps.

To find out more about Subsea7 visit our website here