Email Deliverability Specialist - Remote, Stock Options

customerio

United States

Remote

USD 102,000 - 110,000

Full time

14 days+

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Benefits offered by this job

Stock options

Remote work stipend

Wellness stipend

Professional development budget

Parental leave

Unlimited PTO

Job summary

Customer.io is seeking a deliverability specialist to help customers improve email delivery and protect sender reputation. You will investigate complex deliverability issues, guide cases to resolution, and collaborate with engineering to drive improvements in our support program.

The role requires 2–4 years in email deliverability, strong knowledge of SPF/DKIM/DMARC, and the ability to translate data into practical guidance.

Qualifications

2–4 years of email deliverability experience in high-volume sending.
Strong knowledge of authentication, DNS, and deliverability signals.
Experience turning bounce, engagement, and blocklist signals into practical recommendations.
Strong written and spoken communication; able to lead customer calls.

Responsibilities

Diagnose sending issues, guide resolution, and lead calls.
Review sender configuration and reputation, including DNS and blocklists.
Partner with engineering on technical investigations and share issues with product/engineering teams.
Address acceptable-use concerns and spam complaints with customers.
Coach teams and create scalable documentation and training.
Improve team processes and tools based on patterns observed in customer cases.