Career Guide · 8 min read
You send off a strong application and hear nothing back. Not a rejection, not an interview — nothing. One common reason has nothing to do with your experience. Your resume never reached a human being. It was read, scored, and set aside by a piece of software called an applicant tracking system, and it failed the check before anyone in the company knew your name.
What an ATS actually does
An ATS is the software employers use to collect and sort job applications. When a role gets hundreds of applications, nobody reads them all by hand. The system reads each resume first. It pulls out the text, looks for the skills and experience the job needs, and ranks the applications so recruiters start with the ones that look like the best match.
This is not a robot judging your worth. It is a filing system with a search function. It does not know that your clever two-column layout was a design choice — it just sees text in an order it did not expect, and some of it may get lost. Passing an ATS check means making your resume easy for that system to read, so that when a recruiter does look, they are looking at all of you.
Why good resumes fail the check
Most failures come from formatting, not from the person behind the resume. These are the ones that come up again and again.
- Tables and columns: a resume laid out in a table looks tidy to you, but the system often reads it across the rows instead of down the columns, mixing job titles with dates and skills with company names
- Graphics and icons: a skill shown as a bar chart or a row of stars is invisible to a text reader. The system sees nothing there at all
- Text boxes and headers: contact details tucked into a header or footer often get skipped entirely, which means the employer cannot reach you even if they want to
- Unusual section titles: "My Journey" instead of "Experience" or "What I Bring" instead of "Skills" can mean the system files your experience under a heading it does not recognise
- Missing keywords: if the job asks for a skill you have and your resume never says the words, the system has no way to know you have it
- Images of text: a resume saved as a flat picture, or a scanned copy, contains no text for the system to read
None of these make you a bad candidate. They just make you invisible to the first reader, and the first reader is a machine.
The layout that passes
The layout that passes an ATS check is boring, and that is the point. A single column, top to bottom, with the information in the order a reader expects.
- One column, no tables, no text boxes, no sidebars
- Standard headings: Experience, Education, Skills, and Contact. Use the words employers use, because those are the words the system is looking for
- A normal font, in a normal size, with no images or icons standing in for words
- Your name and contact details in the main body of the page, not in a header or footer
- Bullet points for achievements, with the result attached — what you did and what came of it, in plain language
A designed resume has its place. It is the version you hand to someone at a careers fair, or the PDF you attach when a human being asked for it directly. The version you send through an application portal should be the plain one.
Keywords, done the right way
The job description is the cheat sheet, and it is sitting in front of you. Read it carefully and note the exact skills, tools, and qualifications it asks for. Then check whether your resume actually says those words. If you have the skill, say so, using the same language the employer used.
- Mirror the job ad's wording for skills you genuinely have — if they ask for "customer support" and your resume says "client care," the system may not connect the two
- Spell out acronyms the first time you use them, then use the short form after that. Write "Search Engine Optimization (SEO)" once, and "SEO" is safe from then on
- Use the job title the employer used, where it honestly describes your role. If they are hiring a "Digital Marketing Executive" and you were one, say so
- Keep it natural. The same words that satisfy the system have to read sensibly to the recruiter who looks next, and a paragraph stuffed with keywords reads badly to a human
What you should never do is hide keywords — white text on a white background, or a block of skills in tiny print at the bottom. Recruiters have seen it, systems have learned to spot it, and if a human being finds it, your application is finished. The honest version of the same trick is simpler: put the real skills in your real experience, where they belong.
Format: PDF or Word
The safe answer is to follow what the job posting asks for. If it says nothing, a clean Word document is the most readable format for most systems. A clean, text-based PDF is also fine in most cases — the key word is text-based. If your PDF was made by exporting from a word processor, it contains real text and the system can read it. If it was made by scanning a printed page, or by saving a design as a flat image, it does not. When in doubt, Word is the safer bet.
Test before you send
You would not send an important email without reading it back, and a resume deserves the same check. Run your resume through an ATS resume checker before you apply. Paste in your resume and the job description, and the checker shows you how the system is likely to read it — which sections it finds, which keywords from the job ad are missing, and where the formatting might be getting in the way. Fix what it flags, run it again, and only send the version that comes back clean. It takes a few minutes, and it is the closest thing to seeing your application through the employer's eyes.
Tailor it for each application
One resume for every job is a false economy. You do not need to rewrite your history each time, but you do need to reshape the emphasis. A role that stresses customer service should see your customer service experience first. A role that stresses data should see your data work first. The core facts stay the same — you are not inventing anything — but the order and the wording change to match what that employer asked for. The checker makes this practical: run the same resume against two different job descriptions and you will see immediately which one it fits better.
The short version
Keep the layout plain and single-column. Use standard headings. Say the skills from the job ad in the employer's own words. Save it in a format the system can read. Test it with an ATS checker before you send it, and tailor it for each role. None of this is difficult — it is just the difference between a resume a machine can read and one it cannot.
FAQs
What is an ATS resume check?
An ATS check is the first screen your application goes through. Applicant tracking software reads your resume, pulls out the text, and matches it against the job's requirements before any recruiter sees it. Resumes that the system cannot read properly, or that miss the key skills, get ranked low or set aside.
Does a PDF resume pass ATS?
A text-based PDF usually passes — one exported from a word processor, where the text is real and selectable. A scanned PDF or a design saved as a flat image does not, because it contains no text for the system to read. If the job posting does not specify a format, a Word document is the safest choice.
What keywords should I use on my resume?
Use the words from the job description for skills you genuinely have. If the ad asks for a specific tool, qualification, or skill, and you have it, say so in the same words. Spell out acronyms the first time, then use the short form. Never add skills you do not have — the check is only the first hurdle, and the interview is the second.
Can a designed resume pass an ATS check?
Usually not well. Fancy layouts with columns, tables, graphics, and icons confuse the parser, and anything shown as an image is invisible to it. A designed resume is fine to hand to a person directly. The version you send through an application portal should be plain and single-column.
How do I know if my resume passed the ATS check?
You cannot see inside the employer's system, so there is no way to know for certain. The practical check is to run your resume through an ATS resume checker with the job description before you apply. It shows how the resume is likely to be read, which keywords are missing, and what to fix — so you send the strongest version instead of guessing.
Related writing information
You can also use Open the Resume Builder and Read more helpful articles as part of your workflow.