1. Define what you’re testing for

Before choosing a pre-employment test, outline the skills, knowledge or attributes that matter most in the role. For a data analyst, you might prioritize technical aptitude. For a customer service representative, communication and empathy may be more important. A clear focus can help you select tests that measure job-related factors, not irrelevant traits.

2. Choose the right types of pre-employment tests

Different jobs often require different assessments. Common types include:

• Job knowledge or technical tests: Assess whether a candidate understands key concepts or tools.
• Skills and aptitude tests: Measure abilities such as math, writing or typing speed.
• Cognitive ability tests: Evaluate problem-solving, logic and adaptability.
• Personality and emotional intelligence tests: Help gauge teamwork, communication and leadership potential.
• Integrity and honesty tests: Useful for roles requiring trustworthiness.
• Physical ability tests: Essential for jobs with strength or safety requirements.

Selecting the right type or a combination ensures you’re testing what truly matters for success.

3. Ensure validity, reliability and legal compliance

Not all pre-employment tests are created equal. As an employer, consider ensuring any assessment you use is both valid (measures what it claims to) and reliable (produces consistent results). 

4. Integrate tests into your hiring workflow

Decide at what stage you’ll use pre-employment testing. Some employers test before interviews to screen for qualified applicants, while others test finalists to confirm skills. Make the process transparent by telling candidates when testing will happen, how long it will take and how results will be used. Clear communication can help improve the candidate experience and keep your process efficient.

5. Train managers to interpret results

Even the most accurate test won’t help if managers misinterpret the results. Consider providing training or guidelines on how to read scores, what they mean and how to evaluate them against other assessment methods. Tests should typically complement, not replace, interviews, references and resumes. Encourage managers to use results as supplementary, not the sole deciding factor.

6. Keep the candidate experience in mind

Testing should feel fair and reasonable. Consider administering one or two high-value tests per role. These may include assessments that directly measure skills or abilities essential for success in the job, such as a coding challenge for a software engineer, a writing sample for a communications role or a customer service simulation for support positions. A respectful process can help build goodwill and reinforce your employer brand.

7. Review and refine your testing process

After a few hiring cycles, evaluate whether pre-employment testing is working. Are new hires performing better, staying longer or requiring less training? Do candidates find the process fair and transparent? 

Use both performance data and feedback to adjust which tests you use, how you score them and when you administer them. Continuous improvement might ensure your testing program supports long-term hiring success.

Common pre-employment testing mistakes to consider avoiding

While pre-employment testing is a powerful tool, some missteps can undermine its effectiveness and even potentially damage your hiring process, such as:

• Using generic tests: If assessments aren’t directly related to the role, the results won’t provide meaningful insight and could frustrate candidates.
• Over-testing candidates: Requiring too many assessments can make the process feel burdensome, leading strong applicants to drop out.
• Skipping legal review: Employers must confirm that all tests are valid, job-related and compliant with local employment laws.
• Inconsistent application: If only some candidates are tested or results aren’t applied uniformly, you could potentially risk bias and reduced reliability.
• Failing to update tests: Outdated assessments may not reflect current job requirements or technologies, making them less predictive of performance.
• Relying only on test scores: Tests should help inform hiring decisions without replacing interviews, references and holistic evaluation.