Full-Time

Mechanical CAD Engineer

ASSYSTEM

ASSYSTEM

5,001-10,000 employees

Engineering services for design, construction, commissioning

No salary listed

Bolton, UK

Hybrid

Hybrid role; 1-2 days remote per week.

Category
Mechanical Engineering (1)
Required Skills
CAD
AutoCAD
SolidWorks

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Requirements
  • Experienced Mechanical CAD 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
  • Due to the nature of work, applicants must meet UK security clearance criteria
Responsibilities
  • Integrated Layout Design: Develop layout solutions from concept to construction, based on design engineer specifications
  • CAD Modeling: Create component CAD models and definitions adhering to standards
  • Diagram Production: Generate 2D process, instrumentation, and ventilation system diagrams
  • Data Management: Assist in product configuration and data management processes
  • Quality Assurance: Maintain quality by conducting peer reviews of models and component definitions
  • CAD Environment Management: Set up and maintain CAD tools, templates, standards, QA processes, and training materials
  • Team Support: Provide CAD expertise, training, and mentorship to the CAD/BIM team and junior staff members

Assystem provides engineering services for complex projects, covering design, construction, supervision, commissioning, and operation, with a strong focus on the nuclear and energy sectors. Its approach combines multidisciplinary engineering teams and project-management capabilities to move projects from initial concept through to operation. The company differentiates itself through a long track record, strategic acquisitions (including Alphatem in 1995 and Mactech Energy Group in 2025) and an early public offering in 2013, which have expanded its capabilities and market reach in the energy and nuclear fields. Its goal is to be a leading, reliable partner for clients by delivering end-to-end engineering services and helping them meet safety, performance, and regulatory requirements across the project lifecycle.

Company Size

5,001-10,000

Company Stage

IPO

Headquarters

Paris, France

Founded

1966

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Simplify Jobs

Simplify's Take

What believers are saying

  • H1 2026 nuclear revenue grew 8.0% organically and reached 81% of total revenue.
  • French revenue rose 4.2% organically to €201.1 million, driven by nuclear new-builds.
  • UK civil nuclear engineering, defence, and government frameworks expand its addressable pipeline.

What critics are saying

  • Heavy nuclear concentration exposes Assystem to French or UK project delays and cancellations.
  • International volumes fell in India and the Middle East from project endings and slower phasing.
  • Currency weakness in sterling, rupee, and riyal continues to pressure reported growth.

What makes ASSYSTEM unique

  • Founded in 1966, Assystem specializes in nuclear engineering and project lifecycle services.
  • Its France business supports EDF across commissioning, new-builds, fuel cycle, and operations.
  • The 2025 Mactech Energy Group acquisition deepens its nuclear delivery capabilities.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Unlimited Paid Time Off

Flexible Work Hours

Remote Work Options

Paid Vacation

Paid Holidays

Hybrid Work Options

401(k) Retirement Plan

Wellness Program

Mental Health Support

Gym Membership

Professional Development Budget

Conference Attendance Budget

Stock Options

Company Equity

Phone/Internet Stipend

Home Office Stipend

Relocation Assistance

Childcare Support

Meal Benefits

Parental Leave

Family Planning Benefits

Fertility Treatment Support

Company News

Bdaily
Jan 30th, 2025
Assystem expands UK footprint with takeover

A global nuclear engineering firm has strengthened its UK presence with the acquisition of a specialist construction company. Paris-headquartered Assystem has… | North East | Construction | Engineering | International | Energy | Mergers & Acquisitions | Commercial Partnerships | Manufacturing & Construction |

Assystem
Jan 17th, 2024
Assystem acquires KEOPS Automation, engineering specialist in automated systems and data enhancement

Assystem, an international engineering, digital services and project management company, has acquired 100% of the shares of KEOPS Automation, a French company specializing in the integration of industrial operating platforms and the enhancement of their data (industrial OT and IT, automated systems, supervision systems, BI applied to manufacturing).

Global Construction Review
Jan 5th, 2024
France’s Assystem acquires India’s L&T Infrastructure Engineering - Global Construction Review

France-headquartered engineer and project manager Assystem has acquired India’s L&T Infrastructure Engineering, a subsidiary of the Larsen & Toubro group.

Tech.eu
Feb 11th, 2022
Germany’s SQS acquired by Assystem Technologies for over Ā£280 million

German company Software Quality Systems (SQS), a provider digital quality assurance services,…