Senior Mechanical Design Engineer

Location: Aberdeen
Sector: Oil & Gas – Downhole Tools
Employment Type: Full-Time, Permanent

About the Role

An established engineering organisation serving the oil and gas sector is seeking an experienced Senior Mechanical Design Engineer to join its Aberdeen-based team.

This is a senior-level technical role requiring deep expertise in the design and development of oilfield downhole tools. The successful candidate will play a key role in product development, project delivery, engineering analysis, and cross-functional collaboration.

The position offers the opportunity to contribute to high-value engineering projects from concept through to product validation and commercial delivery.

Key Responsibilities

• Lead and manage mechanical design projects from concept to finished product.

• Develop detailed 3D models and manufacturing drawings in line with industry and internal standards.

• Perform component and assembly-level mathematical analysis, including stress and load calculations.

• Conduct tolerance stack-up studies and technical design reviews.

• Design and support product validation testing, including hands-on participation.

• Develop test equipment for product verification to relevant industry standards.

• Prepare engineering cost estimates for product development and enhancement.

• Manage projects to meet budgetary and delivery targets.

• Provide technical support to internal teams, clients, and vendors.

• Contribute to product viability assessments and continuous improvement initiatives.

• Support assembly and testing of new product developments.

• Liaise with local and international stakeholders to maximise commercial opportunities.

• Promote a collaborative, high-performance engineering culture.

Required Qualifications & Experience

• HNC or Degree in Mechanical, Product, or Electro-Mechanical Engineering (or related discipline).

• Minimum 10 years’ relevant engineering experience.

• Demonstrable experience designing oilfield downhole tools (essential).

• Advanced proficiency in CAD systems (SolidWorks or Inventor preferred).

• Strong analytical capability with experience performing stress and load calculations.

• Experience conducting tolerance analysis at assembly level.

• Proven ability to solve complex client engineering challenges.

• Excellent written and verbal communication skills.

• Ability to manage competing priorities and work effectively under pressure.

• Self-motivated, commercially aware, and team-oriented.

Health, Safety & Environmental Responsibilities

The successful candidate will:

• Operate in accordance with established HSE management systems.

• Ensure risks are identified and controlled within areas of responsibility.

• Promote safe working practices and environmental compliance.

• Participate in incident investigation and continuous improvement initiatives.

• Ensure appropriate training, supervision, and safe equipment usage within projects.

What’s on Offer

• Opportunity to work on technically challenging downhole tool projects.

• Involvement in full product lifecycle development.

• Collaborative engineering environment.

• Competitive remuneration package (commensurate with experience).