Why your resumé is getting ignored by ATS systems.
If you are applying to jobs and not hearing back, ATS is part of the story — but probably not in the way you have been told. Most of what circulates online about ATS is either exaggerated or outright wrong. This page explains how these systems actually work, what they actually filter, and what you can realistically do about it.
The widely repeated claim that 75% of resumés are automatically rejected by ATS has no verified source. It originated from an unsubstantiated 2012 sales pitch and has never been backed by published research.
The real problem is different — and more fixable. Poorly formatted, keyword-mismatched resumés are deprioritised and sometimes parsed incorrectly. The fix is practical, not technical wizardry.
How an ATS processes your resumé — what it does and does not do.
An Applicant Tracking System is software that helps hiring teams manage large volumes of applications. Understanding what it actually does removes most of the anxiety around it — and most of the bad advice.
The system reads and extracts your resumé's content.
The ATS attempts to identify and categorise what is on your resumé: contact details, job titles, dates, skills, education. Formatting that confuses the parser — tables, columns, text boxes, images — can cause information to be misread or missed entirely.
Hard filters eliminate clear mismatches.
Many roles have binary knockout criteria — work authorisation, required qualifications, minimum years of experience. These are set by the recruiter, not the algorithm. Failing them results in an immediate filter-out regardless of how well-written the resumé is.
The system scores resumés against the job description.
Resumés are matched against the language of the job posting. A resumé that does not contain terms the role explicitly requires — specific skills, tools, credentials, or job titles — will score lower and receive less recruiter attention in a large applicant pool.
A person still makes the decision.
Industry data consistently shows the large majority of applications are reviewed by a human recruiter. The ATS organises and prioritises the queue — it does not unilaterally reject most candidates. A resumé that passes the parsing and screening stages reaches human eyes.
Six specific reasons your resumé may be losing ground in an ATS — and what fixes each one.
Formatting that breaks the parser.
Resumés built with multi-column layouts, text boxes, tables, headers and footers, icons, or graphic elements often parse incorrectly. The ATS cannot reliably extract content from these structures — so it either misclassifies information or loses it entirely.
A resumé that looks impressive in a PDF preview may arrive in the ATS as scrambled text or missing sections. The hiring manager's system shows an incomplete record, and your application receives less attention.
Use a clean single-column layout with standard section headings: Summary, Experience, Education, Skills. Avoid text boxes, tables, icons, and graphics entirely. Place all content — including contact details — in the main body of the document, not in headers or footers.
Standard fonts (Calibri, Arial, Georgia) in 10–12pt. Consistent spacing. Bullet points using standard characters, not decorative symbols that may convert to unreadable code.
Missing keywords from the job description.
ATS systems score resumés against the language of the job posting. If a role specifically requires "stakeholder management," "Agile methodology," or "Salesforce CRM," and your resumé uses synonyms or omits these terms entirely, you will score lower in a large applicant pool — even if you have the relevant experience.
The terminology mismatch problem is compounded by companies using different phrases for the same capability. One employer uses "customer success manager"; another uses "client relationship specialist." A generic resumé sent to both fails both keyword checks.
Read each job posting carefully and identify the specific terms, tools, and credentials it uses. Where those terms accurately describe your experience, incorporate them into your resumé — in the summary, the experience section, and the skills list. Use both the full form and the abbreviation where relevant: "Search Engine Optimisation (SEO)."
This is not about stuffing keywords — it is about ensuring the language of your resumé matches the language of the role. A tailored resumé outperforms a generic one at every stage of the process, not just in ATS scoring.
Wrong or missing file format.
Some ATS platforms parse Word documents (.docx) more reliably than PDFs. Scanned PDFs — a document photographed or scanned rather than digitally created — cannot be read by any ATS system at all. The ATS receives an image, not text.
Most modern ATS platforms handle text-based PDFs reasonably well, but unless a posting specifies a preferred format, a clean .docx is the safer default submission format for most online applications.
Submit .docx unless the job posting specifically requests a PDF. If you need to submit a PDF, ensure it is text-based — created directly from a word processor, not scanned. Check by trying to select and copy text in the PDF: if you cannot, it is an image and will not parse.
Non-standard section headings.
ATS systems are built to recognise standard section labels: Work Experience, Education, Skills, Summary. When these sections are labelled creatively — "What I Have Done," "My Expertise," "Career Journey" — the system may fail to categorise the content correctly.
Use conventional section headings throughout. "Work Experience" or "Professional Experience" for your roles. "Education" for your qualifications. "Skills" for your competencies. "Professional Summary" or "Summary" for the opening profile. The standard labels are standard because they work — do not replace them with something more distinctive.
Unclear or missing dates and job titles.
ATS systems extract employment history by looking for patterns: job title, company name, date range. When dates are formatted inconsistently, omitted, or placed in unusual positions on the page, the parser may not correctly associate the dates with the role they describe. This can make tenures appear shorter or longer than they are — or cause roles to drop out of the parsed record entirely.
Use a consistent date format throughout — Month Year to Month Year (e.g., March 2019 – November 2022) or MM/YYYY to MM/YYYY. Do not use formatting that relies on the visual position of text to convey meaning — the ATS reads linearly, not spatially. Each role entry should clearly show: job title, company name, location, and date range on adjacent lines.
A generic resumé sent to every role without tailoring.
This is the most common and most consequential problem — and it is not primarily an ATS problem. A resumé that has not been reviewed and adjusted for the specific role it is being submitted to will score lower in keyword matching, feel less relevant to the human recruiter who reads it, and fail to make the case for fit at the level the role requires.
Most applications fail after the ATS stage, not at it. A resumé that passes parsing and screening but presents a generic case to the recruiter will still not generate an interview.
Maintain a master resumé with your full career history. For each application, produce a tailored version: adjust the summary to reflect the role's priorities, verify that the specific skills and credentials the posting requires appear in your resumé, and sequence your experience entries so the most relevant contributions appear first.
This is the work that produces interviews. Formatting compliance gets you past the parser; relevance and specificity get you past the recruiter.
What ATS systems do not do — common myths worth correcting.
A great deal of advice about ATS is wrong — either invented by services selling ATS optimisation, or outdated descriptions of how older systems worked. These three myths are the most damaging.
"75% of resumés are automatically rejected before a human sees them."
This claim has no credible source. It originated from an unverified 2012 sales pitch and has been repeated ever since without evidence. The reality: industry data consistently shows the vast majority of applications are reviewed by a human recruiter. ATS organises the queue — it does not eliminate most candidates automatically.
"Keyword stuffing will improve your ATS score."
Modern ATS platforms use context-based parsing rather than raw keyword counting. Repeating a keyword fifteen times does not improve scoring — and once the resumé reaches a human reviewer, keyword-stuffed text reads as unprofessional and damages the application. The reality: natural, contextual keyword use is more effective and more readable.
"If I optimise my resumé for ATS, I will get interviews."
ATS compliance is necessary but not sufficient. A resumé that passes the parser and the keyword filter still needs to make a compelling case to the human recruiter who reads it. The reality: the content quality, relevance, and strength of your achievements matter more than ATS score after the basic formatting and keyword requirements are met.
A quick ATS-readiness check for your resumé.
Run through this checklist before submitting any application. Every item is practical and fixable — none require specialist software or ATS optimisation tools.
Passing ATS is necessary but it is not the finish line.
A resumé that is properly formatted and keyword-aligned will be parsed correctly and reach the recruiter's queue. That is the extent of what ATS compliance accomplishes.
Most applications that fail do not fail in the ATS. They fail because the resumé does not make a compelling enough case to the human recruiter who reads it — because the achievements are not specific enough, the relevance to the role is not clear, or the document does not read at the level the role demands.
ATS compliance is the baseline. A resumé that is well-written, tailored, and specific about outcomes is what produces the interview. See what hiring managers actually look for once your resumé lands in front of them.
The things that matter more than ATS optimisation.
A resumé that is ATS-compliant but generic, vague, or poorly matched to the role will not convert. Once the formatting and keyword basics are addressed, the variables that determine whether a resumé earns an interview are the same ones that have always determined it.
Quantified achievements that demonstrate scope and impact. A summary that establishes your fit for this specific role. Experience entries that lead with outcomes rather than responsibilities. A document that reads as written for this application — not assembled from a template and sent to fifty employers.
Those are writing problems, not ATS problems. If your resumé is not converting, a professional resumé edit or a full resumé rewrite will address the underlying content issues that ATS optimisation alone cannot fix.
A resumé that works at every stage — parser, recruiter, and interview.
Sunrise Writing produces resumés built for how hiring actually works — clean formatting that parses correctly, targeted language that matches the roles you are pursuing, and achievement-focused content that gives a recruiter a reason to call. Start with a free assessment and we will tell you exactly what your current resumé needs.