What Is an Applicant Tracking System?
An Applicant Tracking System (ATS) is a software application that automates and manages the recruitment process from job posting through hiring. Modern ATS platforms do far more than store resumes. They serve as comprehensive recruitment management tools that help organizations attract, evaluate, and hire talent more efficiently while maintaining compliance with employment laws.
For HR professionals preparing for the SHRM exam, understanding ATS technology is critical because it directly impacts talent acquisition strategy, candidate experience, and regulatory compliance.
Core ATS Functionality
Job Posting and Distribution
An ATS enables HR teams to create job postings and distribute them across multiple channels simultaneously, including job boards, career sites, social media platforms, and internal portals. This multi-channel approach maximizes candidate reach while ensuring consistency in job descriptions and employer branding.
Resume Parsing and Screening
Advanced ATS platforms use parsing technology to extract relevant information from resumes and applications. This data is then organized into searchable profiles. Screening features allow recruiters to set criteria and automatically filter candidates based on qualifications, experience, skills, and other relevant factors.
Workflow Automation
- Automated email communications and status updates to candidates
- Interview scheduling with calendar integration
- Collaboration tools for hiring team feedback and evaluations
- Offer letter generation and electronic signature integration
- Background check initiation and tracking
Selecting the Right ATS
Choosing an ATS requires careful consideration of organizational size, hiring volume, industry requirements, and budget. A startup hiring ten people per year has very different needs than a healthcare system hiring thousands annually.
Selection Criteria
- Integration capabilities with HRIS, payroll, and onboarding systems
- Customization options for workflows, scorecards, and reporting
- Candidate experience quality, including mobile application support
- Compliance features such as EEO data collection and OFCCP reporting
- Analytics and reporting depth for time-to-fill, source effectiveness, and diversity metrics
- Vendor support and implementation assistance
ATS and Legal Compliance
ATS platforms play a vital role in maintaining recruitment compliance. They help organizations document hiring decisions, track EEO data, and generate reports required by regulatory agencies. However, HR professionals must be vigilant about potential compliance risks.
Key Compliance Considerations
- Ensure screening algorithms do not create adverse impact against protected groups
- Maintain proper record retention in accordance with federal and state requirements
- Provide reasonable accommodations for applicants who cannot use online application systems
- Regularly audit automated screening criteria to prevent discriminatory filtering
- Ensure data privacy protections are in place for candidate personal information
Optimizing ATS Performance
Simply implementing an ATS does not guarantee improved recruitment outcomes. HR professionals must continuously optimize the system through regular reviews of workflows, candidate feedback analysis, and recruitment metrics monitoring.
Training is equally important. Recruiters and hiring managers should receive thorough instruction on how to use the system effectively. Undertrained users often develop workarounds that undermine data integrity and process consistency.
The Candidate Experience Factor
A poorly designed ATS application process can deter top candidates. Research consistently shows that lengthy, cumbersome application processes lead to high abandonment rates. HR professionals should regularly test their application process from the candidate perspective, ensuring it is mobile-friendly, concise, and transparent about the hiring timeline.
SHRM Exam Connection
SHRM exam content frequently addresses talent acquisition technology, particularly around the balance between efficiency and compliance. Candidates should understand how ATS platforms support the talent acquisition lifecycle, the risks of algorithmic bias in automated screening, and the importance of candidate experience as a component of employer brand strategy.