How Far Back Should Your Resume Go?

If you've been working for 15, 20, or more years, deciding how far back your resume should go can be harder than deciding what to add. You've accumulated experience that helped build your career, but including all of it can take attention away from the work that best represents who you are professionally today.

You've probably heard that your resume should only include the last 10–15 years of experience. That's a useful starting point, but I wouldn't treat it as a rule because the amount of experience you include should depend on where you're headed, what you've done, and what the reader needs to understand about your qualifications.

Start with where you're headed

An individual contributor pursuing similar work may only need the last 10–12 years to demonstrate relevant experience. Someone moving into management or senior leadership may need more history to show how their career progressed and where their leadership experience began.

A career change creates another consideration because experience from 15 or even 20 years ago could become relevant again. Removing it simply because it's old could mean removing evidence that helps connect your background to the work you want to do next.

Instead of making the decision based entirely on age, ask what each experience helps the reader understand about you and whether that information supports the career move you're making now.

Older experience doesn't need equal space

Keeping an older position doesn't mean describing it with the same level of detail as your current role. Your recent experience will usually need more space because it provides stronger evidence of your current capabilities, while older positions can often be shortened to a few bullets or simply the company, title, and dates.

You can also create an Additional Experience section when earlier positions are worth acknowledging but don't need much explanation. This gives the reader useful career history without requiring them to work through 20 years of detail to find what's relevant.

If you're struggling to decide what deserves space, my Mid-Career Résumé Strategies Guide provides a structure for evaluating and developing your resume content without trying to document everything you've done.

Make sure your resume reflects your current level

Too much early-career information can unintentionally emphasize work that no longer represents your level of experience. Responsibilities you were proud of 15 years ago may now be things someone would reasonably expect you to know how to do.

This is especially important if you've stayed with the same organization for a long time. Your resume needs to show how your responsibilities, expertise, influence, and impact have changed rather than giving every position equal weight. Someone outside your organization won't automatically understand how much your work evolved unless you make that progression clear.

Look at the amount of space you're giving each stage of your career and consider whether the overall document represents the professional you are today.

Consider age bias without trying to erase your career

Age bias is a legitimate concern in hiring. The U.S. Equal Employment Opportunity Commission explains that the Age Discrimination in Employment Act protects applicants and employees age 40 and older from age discrimination in employment.

That doesn't mean the solution is to strip your resume of valuable experience to appear younger. It does mean you can be thoughtful about information that doesn't help someone evaluate your qualifications.

An older degree, for example, usually doesn't need a graduation date, while a recently completed degree may be worth dating because the timing provides useful context. The same principle applies to your work history: include information because it strengthens the reader's understanding of your experience rather than because you feel obligated to account for every year you've worked.

Learn more about age discrimination from the U.S. Equal Employment Opportunity Commission.

Keep a master resume

You don't have to permanently delete an accomplishment just because it doesn't belong on the resume you're using today. I recommend keeping a master resume that contains significantly more information than you would ever send to an employer, including positions, projects, accomplishments, skills, and other details you may want later.

Your application resume can then be selective based on the type and level of position you're pursuing. As your career gets longer, the question shifts from "What experience do I have?" to "Which parts of my experience matter for this move?"

There isn't one correct number of years that belongs on every experienced professional's resume. Ten to 15 years is a reasonable place to start, but relevance, career progression, and your next goal should determine what stays.

I dig further into this decision, along with ATS, two-page resumes, tailoring, and other changes experienced professionals need to consider, in Resume Advice for Experienced Professionals: What's Changed and What Hasn't.

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