One of the most common resume questions veterans ask: "How far back should I go?" With 4, 8, 15, or 20+ years of military service, deciding which experience makes the cut and which gets left behind is a real challenge. Go back too far and your resume becomes a career biography that loses focus. Don't go back far enough and you leave out experience that could get you hired.

The answer depends on your target role, your career length, and what's actually relevant. Here's the framework.

The General Rule: 10-15 Years

For most civilian resumes, 10-15 years of work history is the sweet spot. This applies to veterans too, with some important nuances.

Guidelines by Career Length

4-6 Years of Service (One Enlistment)

Include everything. With one enlistment, your entire military career is recent and relevant. You likely held 1-2 primary positions plus any additional duties. List each as a separate experience entry with full detail.

8-12 Years of Service

Include all positions, but weight your detail toward the last 6-8 years. Your most recent assignments get 4-5 bullets each. Earlier positions get 2-3 bullets. If your first assignment was a completely different MOS or role from what you are targeting, condense it to 1-2 lines.

15-20+ Years of Service

This is where selectivity matters most. Detail the last 10-15 years with full bullets and accomplishments. Condense earlier career positions to title, organization, dates, and one standout achievement. You might have 3-4 detailed positions and 2-3 condensed ones.

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When to Break the Rules

The 10-15 year guideline has exceptions. Here is when you should go further back or keep things shorter.

Go back further when:

• Your target job directly matches an early-career assignment
• You held a unique qualification or certification early in your career that is still relevant
• Federal job qualification requirements specifically require a certain number of years in a particular type of work
• You had a pre-military civilian career in the same field you are now targeting

Keep it shorter when:

• You are making a complete career change and only recent experience is relevant
• Your early career was in a completely different field or at a very junior level
• Including old experience would push your resume beyond 2 pages
• The technology, processes, or industry have changed so much that old experience is obsolete

The Early Career Summary Technique

Instead of detailing or cutting early career experience entirely, use an Early Career Summary. This is a brief section after your detailed experience that condenses your first few assignments into one block.

Example:

Earlier Career: U.S. Army, 2006-2012

Progressive leadership roles including Supply Specialist, Team Leader, and Squad Leader. Managed equipment inventories up to $3.2M. Deployed to Iraq (2007-2008) and Afghanistan (2010-2011). Earned Army Commendation Medal for logistics process improvement that reduced order fulfillment time by 45%.

This approach shows career continuity and highlights standout early achievements without using space on full position descriptions. It signals to employers that you have a longer track record while keeping the focus on recent, relevant experience.

What About Pre-Military Experience?

If you had civilian work experience before joining the military, include it only if it is directly relevant to your target role. A pre-military career in IT is absolutely worth mentioning if you are targeting tech roles after service. A summer job at a grocery store from 15 years ago is not.

For pre-military experience that is relevant, treat it like any other position: job title, employer, dates, and 2-3 accomplishment bullets. Place it in your work history in chronological order.

Special Considerations for Federal Resumes

Federal resumes follow different rules than private sector resumes. OPM qualification standards often require a specific number of years of specialized experience at certain grade levels. In these cases, you may need to go further back in your career to demonstrate the required experience.

For example, a GS-12 position requiring "one year of specialized experience at the GS-11 level" means you need to show that experience regardless of when it occurred. Review the federal hiring process guide for more on how qualification requirements work.

However, the 2-page best practice still applies even for federal resumes. Prioritize detail for the experience that most directly matches the qualification requirements, and condense everything else.

Decision Framework: A Quick Reference

Use this chart to quickly determine how to handle each type of experience on your resume.

This framework works for any career length. Apply it to each position in your military career and you will quickly see which assignments deserve full treatment, which get condensed, and which can be grouped into an Early Career Summary.

The Biggest Mistake: Including Everything Equally

The most common error veterans make with career length is giving equal space to every assignment. When a 20-year retiree lists their first deployment in the same detail as their most recent command, two things happen: the resume gets too long, and the most relevant experience gets diluted.

Think of your resume like a highlight reel, not a documentary. A highlight reel shows your best plays, your most impressive moments, and the footage that makes someone want to hire you. A documentary covers everything chronologically — interesting to watch, but not what gets you picked for the team.

Be ruthless with what makes the cut. Every bullet point that does not directly help you get this specific job is taking space from one that could. Your military career gave you incredible experience — now your job is to present the RIGHT experience for each opportunity.

Age Discrimination Considerations

Going back too far on a resume can inadvertently reveal your age, which some career advisors warn about. While age discrimination is illegal, it does happen. Here are practical strategies to minimize the risk.

Remove graduation dates for degrees earned more than 15 years ago. List the degree, institution, and field of study, but drop the year. This prevents quick mental math that reveals your age.

Focus your detailed experience on the last 10-15 years. This keeps the emphasis on your current capabilities rather than your career length.

Use the Early Career Summary technique for older positions. It shows career depth without attaching specific dates to every assignment from 20+ years ago.

Lead with results, not tenure. "22 years of experience" can be an asset or a liability depending on how it is framed. "Senior Operations Manager delivering $2.1M in annual cost savings across multi-site operations" focuses on value rather than time served.

The BMR Resume Builder helps you determine which experience to emphasize and which to condense based on your target position. It automatically organizes your military career into a format that highlights your most relevant qualifications while maintaining the right career length for your target industry.

How Career Length Differs by Industry

Tech companies care most about what you have done recently. They want to see current skills and recent accomplishments. Ten years of experience is usually sufficient. If you are targeting tech, emphasize your most recent 2-3 assignments and focus on technical skills, project delivery, and data-driven results.

Defense contractors value longer career histories because they understand military career progression. Including 15+ years of relevant defense experience is appropriate and expected. Your clearance history, program experience, and operational knowledge compound over time in this industry.

Federal government positions have specific time-in-grade and specialized experience requirements. Go back as far as needed to meet the qualification standards listed in the vacancy announcement. Some GS-13+ positions require showing 15+ years of progressive experience.

Healthcare, education, and nonprofits value consistency and demonstrated commitment. Including your full career trajectory, even in condensed form, shows stability. Use the Early Career Summary technique for older positions.

Startups want to see what you can do right now. Keep it to the last 5-10 years with an emphasis on adaptability, initiative, and impact. Startups move fast and care more about your next contribution than your entire history.

The bottom line: your resume should go back exactly as far as it needs to — and no further. Include what qualifies you for the job. Condense what shows career progression. Cut what adds no value. Every line on your resume should earn its space by making you more competitive for the specific position you are applying for.

Also see how long your veteran resume should be and fitting 20 years of service on a resume.

Related: How to write a professional summary that gets you hired and how to write work experience sections on your resume.