Email Deliverability Leader: Inbox Optimization & Strategy

Postscript; Boston (MA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Fully remote

Job summary

Postscript is the AI messaging platform trusted by 20,000+ Shopify brands — including Brooklinen, Ruggable, True Classic, and Dr. Squatch. We built the best-in-class SMS marketing platform and the revenue-driving AI features no other platform offers and are expanding into a true multi-channel platform for high-growth DTC brands.

This is a fully remote role based in the US or Canada. As Director, Email Deliverability, you will own the strategy, infrastructure, and sender reputation that get our

Qualifications

• 8+ years of dedicated email deliverability experience, ideally at an ESP, CDP, or high-volume sending platform.
• Deep technical command of email authentication (SPF, DKIM, DMARC, BIMI), IP and domain warming, sender reputation, and feedback loops.
• Hands-on experience owning deliverability for bulk/high-volume senders, including diagnosing and remediating blocklistings and inbox-placement problems.

Responsibilities

• Own Postscript's end-to-end email deliverability strategy — IP pool architecture, domain strategy, and shared vs. dedicated sending models.
• Design and manage IP and domain warming programs that accelerate volume safely.
• Establish and enforce authentication standards (SPF, DKIM, DMARC, BIMI) and DMARC alignment across customer sending domains.
• Monitor sender reputation, inbox placement, and blocklist activity, and lead rapid remediation when issues arise.

Skills

Email deliverability

SPF/DKIM/DMARC

IP warming

Analytics & reporting

Technical leadership

Tools

Postmaster Tools

Job description

Postscript is the AI messaging platform trusted by 20,000+ Shopify brands — including Brooklinen, Ruggable, True Classic, and Dr. Squatch. We built the best-in-class SMS marketing platform and the revenue-driving AI features no other platform offers and are expanding into a true multi-channel platform for high-growth DTC brands.

This is a fully remote role based in the US or Canada. As Director, Email Deliverability, you will own the strategy, infrastructure, and sender reputation that get our