Sales Development Representative

Own top-of-funnel growth through manual and semi-automated outbound workflows, building scalable GTM pipelines from Antimetal's New York office.

Send and manage high-volume email and call cadences, including sequencing, throttling, suppressions, and bounce logic.
Design and iterate subject lines, messaging angles, and send times through A/B testing.
Own approximately 50 target accounts by researching personas, tailoring outreach, and refining segmentation.
Source and qualify leads, book meetings, and support closing SMB deals with sales collateral.
Feed manual workflows into automation pipelines and support tooling selection and integration.
Track SDR KPIs and use performance insights to refine sequences and channel mix.

Ability to launch end-to-end outbound workflows from prototype to production using experimentation and feedback.
Deep understanding of CRM, engagement, and orchestration primitives.
Experience designing and operating high-throughput outreach engines with deliverability controls.
Expertise mapping multi-stage GTM flows and implementing guardrails, alerting, and self-healing routines.
Skill in defining and tracking KPIs and instrumenting real-time dashboards and alerts.
Comfort with qualification, negotiation, and deal hand-off.
Prior SDR or RevOps/revenue engineering experience at an early-stage startup is a bonus.

See also