In the dynamic world of engineering, professionals are constantly seeking avenues to diversify their skills and income.

Side jobs for engineers have become increasingly popular, offering a blend of technical challenges and creative opportunities outside the confines of their regular roles.

These side hustles not only provide an additional revenue stream but also allow engineers to explore new domains, innovate, and even transform hobbies into profitable ventures.

Whether it’s leveraging their core expertise or venturing into entirely new territories, the spectrum of opportunities is vast.

So, if you’re an engineer looking to amplify your earnings or simply wish to channel your skills in a new direction, read on.

Side Jobs for Engineers

Let’s now delve into some of the most intriguing and rewarding side jobs tailored for engineers.

1. Freelance Engineering Consultant

Freelance Engineering Consultant Side Jobs for Engineers

Engineering consultants are in high demand across various industries.

They provide expert advice, help companies solve complex problems, and offer solutions based on their specialized knowledge.

Freelancing as an engineering consultant allows for flexibility, the ability to choose projects, and often results in higher hourly rates than traditional employment.

Platforms like Upwork and Toptal can be great starting points for engineers looking to offer their consultancy services.

2. Tutoring

With a solid foundation in subjects like math, physics, and specific engineering disciplines, engineers are well-equipped to tutor students.

Platforms like Chegg Tutors offer opportunities for engineers to share their knowledge and earn.

Tutoring can be done online or in-person, providing flexibility.

It’s not only a way to earn extra income but also a chance to give back by helping students understand complex topics.

3. Freelance Writing

Many engineers possess a knack for technical writing.

They can write articles, research papers, or even content for websites related to engineering topics.

Websites like Freelancer and Fiverr offer platforms for engineers to showcase their writing skills.

This side hustle allows engineers to combine their technical knowledge with creativity.

4. CAD Design and 3D Modeling

Engineers with expertise in CAD (Computer-Aided Design) can offer design services.

From creating product designs to architectural blueprints, the demand for CAD experts is high.

Platforms like CAD Crowd connect engineers with clients in need of design services.

It’s a chance to work on diverse projects and constantly innovate.

5. Blogging

Starting a blog on engineering topics can be both fulfilling and profitable.

Engineers can share their experiences, insights, and knowledge with a broader audience.

Over time, with consistent content and SEO efforts, blogs can generate significant income through ads, sponsored posts, and affiliate marketing.

Platforms like WordPress make it easy to start.

6. Online Courses and Workshops

Platforms like Udemy and Coursera allow engineers to create and sell courses.

Whether it’s a course on thermodynamics, civil engineering basics, or advanced robotics, there’s an audience out there.

Creating a course requires an initial time investment, but once it’s live, it can provide passive income.

7. App Development

With the rise of smartphones and digital transformation, app development is a lucrative side hustle.

Engineers, especially those with software backgrounds, can develop apps to solve specific problems or entertain.

They can monetize these apps through ads, in-app purchases, or by selling them on platforms like the App Store or Google Play.

8. Patent Consulting

Engineers with a deep understanding of specific technologies can work as patent consultants.

They can assist inventors and companies in patent application processes, ensuring that all technical details are accurately represented.

This role requires a keen eye for detail and a deep understanding of patent laws and regulations.

9. DIY Kits and Projects

Engineers with a passion for DIY can create kits or projects and sell them online.

Whether it’s a robotics kit, a DIY drone, or a solar-powered charger, the possibilities are endless.

Platforms like Etsy can be an excellent place to start selling these kits.

10. Technical Editing

Technical Editing Side Jobs for Engineers

Technical documents, research papers, and manuals often require editing to ensure accuracy and clarity.

Engineers can offer their services as technical editors, ensuring that such documents are error-free and easily understandable.

It’s a way to combine engineering expertise with a keen eye for detail.

11. Real Estate Investing

While not directly related to engineering, many engineers venture into real estate investing.

Their analytical skills and risk assessment abilities can be valuable in this field.

Whether it’s flipping houses or investing in rental properties, real estate can offer significant returns.

12. Stock Trading

Again, leveraging their analytical skills, engineers can delve into stock trading.

Platforms like Robinhood and E*TRADE make it easier than ever to start trading.

However, it’s essential to do thorough research and perhaps even take a few courses before diving in.

13. E-commerce Store

Starting an e-commerce store selling engineering tools, kits, or even merchandise can be profitable.

Platforms like Shopify make it easy to set up a store.

With the right marketing strategies, such as SEO and social media advertising, an e-commerce store can thrive.

14. Photography

Many engineers have a passion for photography.

They can monetize this hobby by offering photography services, selling prints, or even conducting workshops.

Websites like Shutterstock allow photographers to sell their photos.

15. YouTube Channel

Starting a YouTube channel on engineering topics, DIY projects, or tutorials can be both fun and profitable.

With consistent content and audience engagement, channels can earn through ads, sponsorships, and merchandise sales.

16. Affiliate Marketing

Engineers can start blogs or websites and delve into affiliate marketing.

By recommending products and services, they can earn a commission for every sale made through their referral.

Platforms like Amazon Associates are great starting points.

17. Dropshipping

Engineers can start an e-commerce store without holding inventory through dropshipping.

By partnering with suppliers, they can sell products and have the supplier handle shipping. It’s a low-risk way to delve into e-commerce.

18. Freelance Project Management

With their organizational and analytical skills, engineers can offer freelance project management services.

They can help companies streamline processes, manage teams, and ensure project completion within deadlines.

19. Sell Digital Tools or Software

Engineers with software skills can develop tools or software tailored to specific industries and sell them online.

Whether it’s a CAD tool, a simulation software, or a project management tool, the opportunities are vast.

20. Online Workshops and Webinars

Online Workshops and Webinars Side Jobs for Engineers

Conducting online workshops and webinars on engineering topics can be a great way to share knowledge and earn.

Platforms like Zoom and Webex make it easy to host these sessions.

21. Freelance Data Analysis

Data is the new gold, and engineers can offer data analysis services.

Using tools like Python, R, or Excel, they can help companies make sense of vast amounts of data and derive actionable insights.

22. Sell Engineering Merchandise

From T-shirts with engineering jokes to mugs with technical diagrams, engineers can design and sell merchandise.

Platforms like Teespring make it easy to design and sell such products.

23. Freelance Research

Many companies and institutions require research services.

Engineers can offer their expertise, conduct research, and provide valuable insights on specific topics or projects.

24. Sell DIY Electronics Kits

For electrical or electronics engineers, creating and selling DIY electronics kits can be a fun and profitable venture.

These kits can range from simple circuits to more complex robotics projects.

25. Freelance Technical Support

Engineers can offer technical support services, helping individuals and companies troubleshoot issues, set up systems, or understand complex software.

26. Sell Online Courses

Platforms like Udemy allow engineers to create and sell courses on specific engineering topics.

It’s a way to share knowledge and earn passive income.

27. Freelance Technical Writing

Technical writing is a niche skill, and engineers can offer their services to write manuals, research papers, or product descriptions.

28. Start a Podcast

Start a Podcast Side Jobs for Engineers

Starting a podcast on engineering topics, innovations, or interviews with industry experts can be both fun and profitable.

With consistent content and audience engagement, podcasts can earn through sponsorships and ads.

29. Freelance Coding

Software engineers can offer coding services, developing apps, websites, or tools for clients.

Platforms like Freelancer offer opportunities for such gigs.

30. Engineering Workshops

Conducting workshops on specific engineering skills, tools, or innovations can be a great way to share knowledge and earn.

These can be done online or in person.

31. Sell Engineering Software or Tools

Developing and selling specialized engineering software or tools can be a lucrative venture.

Whether it’s a simulation tool, a design software, or a project management tool, there’s a market for it.


The realm of engineering is vast and diverse, offering professionals a plethora of opportunities to leverage their skills in various side hustles.

From traditional roles like consulting and tutoring to more contemporary ventures like blogging and app development, there’s a side job tailored for every engineer’s passion and expertise.

As the demand for engineering skills continues to grow in various sectors, the possibilities for side jobs for engineers are only set to expand.

Whether you’re an engineer looking to diversify your income streams or someone exploring the multifaceted world of engineering, these side hustles offer a blend of challenge, innovation, and financial rewards.