561 Mechanical Design Engineer jobs in South Africa

Reference: NES -AJ-1

We are currently seeking a talented and motivated Mechanical Design Engineer to join our dynamic team. As a key member of our engineering department, you will be responsible for designing and developing innovative mechanical systems and components.

The ideal candidate will have a strong background in mechanical engineering, a passion for creative problem-solving, and proficiency in CAD and Solidworks software.

Responsibilities:

• Collaborate with cross-functional teams to understand project requirements and goals.
• Design and develop mechanical components, systems, and products using CAD software.
• Conduct feasibility studies and provide input during the concept development phase.
• Perform engineering calculations, simulations, and analyses to ensure designs meet performance and safety standards.
• Create detailed drawings, specifications, and documentation for manufacturing.
• Collaborate closely with manufacturing teams to ensure seamless transition from design to production.
• Stay informed about industry trends, emerging technologies, and advancements in mechanical design.

Qualifications:

• Bachelor's degree in Mechanical Engineering or a related field.
• Proven experience in mechanical design.
• Proficiency in CAD software (e.g., SolidWorks, AutoCAD).
• Strong understanding of materials, manufacturing processes, and engineering principles.
• Excellent problem-solving and analytical skills.
• Effective communication and collaboration skills.
• Familiarity with relevant industry standards and regulations.

Reference: Pta -EP-5

Mechanical Design Engineer required for a well-established company in Cape Town. Possibility to emigrate to USA after 1 year.

Minimum qualifications and experience:

1. BEng (Mechanical Engineering)
2. 2-10 years of working experience in design
3. 3D CAD experience
4. Autodesk Inventor, SolidWorks Composer and NX Unigraphics would be beneficial.
5. Willing to relocate to USA
6. Willing to travel overseas for variable periods
7. South African citizen.

1. Product data management
2. Prepare and maintain BOM and their representative 3D assemblies.
3. Create 3D and 2D part drawings
4. Liaise with overseas suppliers and customers on designs.

Submit your cv via our website ( or alternatively via (Reference #3007)

Simera Sense is a leading provider of Earth observation camera solutions for the global small satellite market. Committed to excellence and innovation, we deliver superior products and services to our worldwide customer base.

Shape the future of space technology with Simera Sense as a Mechanical Design Engineer. We seek a technically skilled and solutions-driven engineer to support our production team through the design, integration, and testing of mechanical equipment and systems. In this role, you will contribute to the development of high-performance space hardware by creating robust system definitions and clear, production-ready documentation. If you are passionate about precision engineering and thrive in a fast-paced, innovation-focused environment, we invite you to join our mission to deliver world-class optical payloads for space applications.

Provide technical support to the production team by means of equipment design, integration and testing, in addition to creating system definitions and supporting documentation.

Collaboration and Communication:

• Work closely with engineers, technicians, and other stakeholders
• Provide technical support and guidance to junior team members
• Communicate effectively to resolve issues and ensure project success

Assembly and Integration:

• Design and improve assembly and integration processes for optomechanical systems
• Integrate optical and mechanical components to ensure proper alignment and functionality
• Maintain the integrity of optical systems in a cleanroom environment
• Mature and improve the company’s AIT procedures
• Maintain and improve AIT equipment

Testing and Validation:

• Analyse test data to validate system performance and make necessary adjustments

Project Management:

• Coordinate with cross-functional teams to ensure project milestones are met
• Manage timelines and resources for optomechanical AIT support activities
• Prepare and present project status reports

Quality Assurance:

• Implement quality control procedures to ensure compliance with industry standards
• Conduct inspections and audits of optomechanical systems
• Address and resolve any non-conformances

Documentation and Reporting:

• Prepare technical documentation, including integration procedures, design documentation, work instructions, build history documentation, test reports, and customer documentation
• Ensure all documentation is up-to-date and accessible

Bachelor’s Honours Degree in Mechanical or Mechatronics Engineering, Physics, Optomechanical Engineering, or a related field

0 - 5 years in mechanical or optomechanical engineering roles, preferably in the space, defence, medical or highly regulated industry

• Experience in mechanical design, development and manufacturing.
• Experience assembling precision mechanical assemblies
• Proficiency in CAD software (e.g., SolidWorks, AutoCAD, NX).
• Proficiency in designing high-precision mechanical systems
• Strong mechanical aptitude and attention to detail
• Experience with optical alignment and integration techniques
• Ability to develop and execute test plans for mechanical systems
• Implementation of quality control procedures to ensure compliance with industry standards
• Conducting inspections and audits of mechanical systems
• Proficiency in generating technical documentation, procedures, including design requirements, test protocols, and reports
• Ability to maintain detailed records of assembly, integration, and testing activities
• Skills in managing timelines and resources for mechanical AIT activities.

• Experience and knowledge of optical/optomechanical systems.
• Experience with Siemens Teamcenter and NX software
• Experience performing AIT of optical payloads or other high-precision optical instrumentation.
• Experience working in a cleanroom environment and complying with quality processes.
• Hands-on experience with interferometry techniques and equipment.
• Proficiency in optical metrology.

Will be required to work on weekends and after hours

• The opportunity to work in the fast-growing space industry.
• Niche global market for optical payloads for microsatellites.
• Cutting-edge technology at your fingertips
• A competitive salary
• A friendly working environment.

Ready to make an impact?

Apply now by submitting your CV and cover letter.

Overview

Mechanical Design Engineer – SA Steelworks (Airport Industria, Cape Town). SA Steelworks requires a committed and experienced Mechanical Design Engineer to join their team. The successful candidate will provide support to the Engineering department.

• Be an expert in 3D CAD packages; including detailed design of industrial machines, sub-components, sheet metal design, weldments & large-scale assemblies
• Generate detailed drawings and BOMs
• Prepare manufacturing and assembly instructions
• Be highly competent at mechanical stress and load calculations, and implementation of FEA and simulation software
• Have substantial experience with industrial machine and structural design
• Have substantial knowledge of motors, hydraulics, pneumatics and mechanical power transmission

• B-Tech in Mechanical Engineering
• At least 2-7 years industrial design experience
• Advanced SolidWorks experience
• Advanced geometric dimensioning and tolerancing
• Advanced knowledge of MS Office
• Sound understanding of fabrication, boiler making, welding and precision machining

• LV electrical systems
• Enterprise PDM exposure
• FEM/FEA simulation analysis
• Engineering calculations software (Mathcad, MATLAB or similar)

• Excellent level of English
• Excellent written communicator
• Excellent teamwork and communication skills
• Excellent organizational, planning and time management skills

• Seniority level: Mid-Senior level
• Employment type: Full-time
• Job function: Engineering and Information Technology
• Industries: Mining

We are recruiting for a Mechanical Design Engineer with extensive knowledge of and a passion in either Aerospace, Aviation or Defense.

• Bachelor’s Degree in Mechanical Engineering
• Minimum 5 years' experience in mechanical design
• In-depth knowledge of Fusion 360 or other 3D CAD software
• Additive manufacturing experience advantageous (3D printing rapid prototyping)
• Preference given to knowledge of optical system design
• Experience in aerospace or other standards and process driven industries
• Investigative mind inclined toward developing practical solutions to real-world problems
• Hands-on approach and proficiency with machinery including lathe, CNC and general tools
• Extensive knowledge of fabrication processes, especially machining & plastic injection molding
• Ability to plan, schedule, collaborate and problem solve effectively

• Bachelor’s Degree in Mechanical Engineering
• Minimum 5 years' experience in mechanical design
• In-depth knowledge of Fusion 360 or other 3D CAD software
• Additive manufacturing experience advantageous (3D printing rapid prototyping)
• Preference given to knowledge of optical system design
• Experience in aerospace or other standards and process driven industries
• Investigative mind inclined toward developing practical solutions to real-world problems
• Hands-on approach and proficiency with machinery including lathe, CNC and general tools
• Extensive knowledge of fabrication processes, especially machining & plastic injection molding
• Impeccable attention to detail
• Ability to plan, schedule, collaborate and problem solve effectively

• Design simple and innovative solutions for complex problems.
• Utilize CAD to design mechanical parts, systems, and subsystems for products, test equipment, and production jigs.

• Apply Physics, Mechanics, and Design principles using CAD to optimize solutions.
• Manage component libraries according to required standards.

• Manage development projects, ensuring they meet specifications on time and within budget.
• Conduct regular project update meetings with the Engineering Manager.

• Collaborate with Procurement and Finance for component cost estimates and final product costing.
• Work with the Development Team, Production Engineer, and Quality Management to ensure designs are feasible, meet certification standards, and satisfy requirements.

• Prepare test plans and procedures for opto-electronic systems.
• Develop and build prototypes through rapid prototyping.
• Record and evaluate testing data, adjusting designs for performance and efficiency.

• Assist with product certification activities.
• Select optimal materials and manufacturing processes for reliability and cost-effectiveness.

• Ensure correct production and storage of design output documentation (BOM’s, drawings, CAD & CAM files).
• Consult with external providers during manufacturing, making design changes when required.
• Provide technical support in the design and development of mechanical and optical systems.

• Provide technical support to Production and customers.
• Interact with Engineering and Production to address difficulties during manufacturing.
• Resolve design and manufacturing questions with customers when necessary.
• Research new materials, development methods, and technologies for improved product performance.

• Comply with the Quality Management System.
• Adhere to Safety, Health & Environmental policies.

Unleash your creative prowess and engineering expertise as a Mechanical and Machine Design Engineer specialising in automation equipment. My client is on the lookout for an innovative mind to join their team, contributing to the development of state-of-the-art automated solutions.

• Evaluate task scope of work
• Prepare and maintain bills of materials and their representative 3D assemblies
• Product data management
• Create 3D parts and 2D part drawings to meet supplier and customer requirements, e.g., pneumatic systems, custom designed machinery and equipment (Automotive, Food & Beverage), motors, gearboxes, and servo systems specifications, conveyor systems (belt, chain, roller in light applications), packaging and materials handling (Automotive, Food & Beverage), robots and custom pick and place systems (Automotive, Food & Beverage).
• Liaise with overseas suppliers on designs and machines
• Conduct concept and design reviews
• Learning to operate CAD software packages, Solidworks
• Support the day-to-day activities of customer projects
• Provide creative and technically feasible solutions for cost savings, service issues, and product improvements.
• Interface with materials and purchasing on new part design and sourcing.
• Interface with Analysis, Test, and Manufacturing Engineering to determine the most effective and economical use of materials and manufacturing processes.

• Diploma or Degree in Mechanical or Mechatronic Engineering.
• 5 years' experience in Mechanical design engineering.
• Experience in the Automation industry is a MUST.
• Experience working on Solidworks is essential.

R 55 000 - R 63 000 - Monthly

Overview

We are recruiting on behalf of a specialised defence manufacturer for a Mechanical Design Engineer with specific experience in 40mm grenade launcher systems . This is a highly niche opportunity suited to an engineer with hands-on design, development, and testing expertise in military-grade weapon systems. The role is based full-time in Centurion .

• Design and develop components and assemblies for 40mm grenade launcher systems
• Perform detailed mechanical calculations and tolerancing suited to military applications
• Create 3D models and manufacturing drawings using CAD software (e.g., SolidWorks, Inventor)
• Collaborate with prototyping, testing, and manufacturing teams to refine designs
• Ensure all systems comply with safety standards, functional specifications, and defence regulations
• Participate in internal and external design reviews
• Support testing, evaluation, and documentation aligned with NATO/military standards
• Investigate and resolve engineering issues during development and production phases

• Bachelor’s Degree in Mechanical Engineering or a closely related field
• Direct experience designing or developing 40mm grenade launchers
• Strong CAD proficiency (SolidWorks, Inventor, or similar)
• Familiarity with military standards , ballistics , and material selection for weapon systems
• Experience with prototyping and functional testing in a defence or aerospace environment
• Detail-oriented with a strong commitment to design precision and compliance
• South African citizenship (due to defence export control regulations)
• Must be based in or willing to relocate to Centurion

Mechanical Design Engineer job vacancy in Pretoria.

Key Responsibilities:

• Research and development of products on Solid Edge.
• Develop and manage good design, engineering, and drafting practices.
• Oversee the job flow of products and parts through the production process to meet industry standards.
• Manage projects from design to delivery.
• Key account manager to certain clients.
• Develop, supervise, coordinate, and participate in sales aimed at growth.
• Research and develop alongside design and draughting.
• Execute projects aimed at growth and retention of customers and ensuring customer requirements are met.
• Ensure good drawing office practices.
• Analyse research data and their implications to the company.
• Liaise with customers on a regular basis and report status updates.
• Project management.
• Cost estimation and quoting

Qualifications and Experience:

• Mechanical engineering degree or higher with 5 years’ experience.
• Solid Edge proficient and efficient in Solid Edge modelling.
• Sheet metal (3D CAD) and mechanical drawing experience.

Triz Engineering Solutions is looking for a Mechanical Design Engineer to form part of our engineering team, with the ability to fit into the DNA of our company culture that is dynamic and embraces change. Apart from a contained and well-rounded person with a high EQ level, he/she will be required to deal with complexity in a fast paced environment. The person needs to be a self-starter with attention to detail and bring a positive energy to the work environment, with a willingness to excel in their role.

Triz Engineering Solutions ( is a premium product engineering and development company specializing in end-to-end turn-key commercial vehicle development. We provide end to end engineering services for commercial vehicle engineering and development from feasibility and conceptualization, through productionization and service support. Our solutions include zero emissions such as battery electric- and fuel cell- as well as hybrid- or conventional powered products. We also offer solutions for other advanced vehicle technologies such as ADAS, vehicle autonomy and telematics. Our services are turnkey solutions that are validation tested and ready for mass production. Our product development expertise includes medium and heavy-duty commercial vehicles in applications such as delivery, bus, motorhome, off highway, refuse and several other specialized and vocational vehicle markets.

• B Eng Degree or B Tech Degree in Mechanical Engineering
• Mechanical design engineering experience (3 Years +)
• 3D CAD experience
• Willing to travel overseas for variable periods
• South African Citizenship
• 3+ Years of experience

• Evaluate task scope of work
• Prepare and maintain bills of materials and their representative 3D assemblies
• Product data management
• Create 3D parts and 2D part drawings to meet supplier and regulatory requirements
• Liaise with overseas suppliers and customer on designs
• Conduct concept and design reviews
• Learning to operate CAD software packages, PLM systems
• Support the day-to-day activities of customers
• Provide creative and technically feasible solutions for cost savings, service issues, and product improvements.
• Interface with materials and purchasing on new part design and sourcing.
• Interface with Analysis, Test, and Manufacturing Engineering to determine the most effective and economical use of materials and manufacturing processes.
• Interface with the Product Regulation and Compliance staff to design products that meet government regulations, restrictions and codes.

• Attention to detail
• Excellent in task management
• Ability to work under pressure
• Good Written and Verbal Communication (English)
• Computer literacy with advanced Microsoft Excel skills

Working hours: 08h00 – 17h00, Monday to Friday (subject to change) with core hours and flexi time, and may require over time as per project.

Leave: Leave is based on statutory requirements.

Remuneration: We offer a highly competitive remuneration package.

To apply please send a copy of your CV and a motivational letter (as part of your CV) with three contactable references. Only shortlisted candidates will be contacted.

Full-time