Passive vs. Active Candidate Sourcing for SDR Hiring

The best SDR candidates are usually employed. Here's how active and passive sourcing strategies compare — and why Shortlist combines both.

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Dimension Active Sourcing (Job Boards) Passive Sourcing (Shortlist)
Who you reach Candidates actively job-seeking Currently employed, not applying elsewhere
Candidate quality Variable — includes underperformers Higher baseline — passive candidates are selective
Volume 50–300 applicants per post 5 pre-screened, role-specific candidates
Screening burden High — you screen all applicants None — AI pre-screens before delivery
Speed to shortlist 1–3 weeks of screening 48 hours
Typical cost $200–$600/post $199/mo
Best use case Supplemental volume Primary SDR pipeline
Our Verdict Active sourcing floods your pipeline with volume. Passive sourcing fills it with quality. Shortlist gives you passive candidates — pre-screened, scored, and delivered in 48 hours.

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