Senior Mechanical Design Engineer

Assystem; Warrington; On-site; GBP 45,000 - 65,000; Full time

Job summary

A global engineering company in the United Kingdom is seeking a Senior Mechanical Design Engineer to drive the development of CAD designs and collaborate with multi-disciplinary teams. The ideal candidate has experience in 2D and 3D CAD systems and is adept at optimizing layouts for efficiency. Responsibilities include creating detailed drawings, maintaining documentation, and ensuring compliance with safety standards. Applicants must meet UK security clearance criteria and possess a professional engineering qualification.

Qualifications

• Experienced Mechanical Design Engineer or similar role.
• Ability to transform concepts into reality through engineering teamwork.
• Ready to achieve SC Clearance for high-security projects.

Responsibilities

• Develop 2D CAD drawings and detailed process flow diagrams.
• Prepare 3D CAD/BIM models and perform layout optimization engineering.
• Collaborate with multi-disciplinary engineering teams.

Skills

2D CAD systems like AutoCAD

3D CAD/BIM systems (Revit, Inventor, Solidworks, etc.)

Collaboration and teamwork

Innovation and problem-solving

Education

Professionally qualified in an engineering-related field

Job description

Senior Mechanical Design Engineer

Assystem is a global leader committed to accelerating the energy transition. With 7,500 employees across 12 countries, we tackle the monumental task of switching to low‑carbon energy. Our 55+ years of experience in highly regulated sectors ensure we deliver top‑notch engineering, project management, and digital solutions.

Location: Warrington, England, United Kingdom

Responsibilities

• Develop 2D CAD drawings, including detailed process flow diagrams (PFD) and process and instrumentation diagrams (P&ID).
• Prepare 3D CAD/BIM models, covering plant layouts, piping design, isometrics, MTO, general arrangement drawings, detailed drawings, and sketches.
• Perform layout optimization engineering throughout design phases to maximize efficiency and effectiveness.
• Participate in 3D model reviews, layout reviews, design reviews, and technical meetings to ensure precision and alignment.
• Ensure compliance with all design safety factors, tolerances, specifications, standards, codes, legislation, and requirements.
• Collaborate with multi‑disciplinary engineering teams to achieve a coordinated and cohesive design.
• Maintain thorough records of the design process in line with best practices, ensuring meticulous documentation.
• Update and manage databases for CAD/BIM design documentation, keeping everything current and organized.
• Report status and updates to the management team to keep everyone informed and aligned.
• Support the team by upholding high standards, meeting targets, and adhering to quality, time, and budget constraints.
• Mediate and resolve issues with all stakeholders, ensuring solutions are aligned and effective.
• Adhere to company statutory H&S Policies and rules, maintaining compliance with project and quality standards.

Qualifications

• Experienced Mechanical Design Engineer or similar role, ready to drive innovation and excellence.
• Collaborative team player with a knack for transforming concepts into reality through engineering teamwork.
• Proficient in 2D CAD systems like AutoCAD for creating precise and detailed drawings.
• Skilled in 3D CAD/BIM systems (Revit, Inventor, Solidworks, Solid Edge, Siemens NX, PDMS, AutoCAD Plant 3D, or similar) for crafting dynamic models and drawings.
• Professionally qualified in an engineering‑related field, bringing expertise and technical prowess.
• SC Clearance or the capability to achieve it, ensuring readiness for high‑security projects.

Additional Information

Due to the nature of the work, applicants must meet UK security clearance criteria.

We are committed to equal treatment of candidates

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Business Consulting and Services