Published on
Feb 25, 2026
Application Support Administrator
Company: Sinch (Mailgun)
Employment Type: Full-Time
Location: 100% Remote – This role is primarily remote, but candidates must near one of our hub locations: Atlanta, GA; Chicago, IL; Denver, CO; San Antonio, TX.
Compensation: $40,000 – $44,000 (USD)
Category: Customer Support
Close date or Apply by date: February 29, 2026
WHY THIS ROLE MADE THE CUT
Fully remote (no hybrid or office requirements)
Full-Time role
Job is listed on company site with a direct link to apply
Legitimate, established company
Posted within the last 14 days OR includes a clear deadline to apply
Clear salary range is disclosed
ROLE SNAPSHOT
Sinch (Mailgun) is hiring an Application Support Administrator to provide world-class customer support via phone, tickets, and chat for their email delivery platform used by over 150,000 businesses. You'll handle level-appropriate support requests, escalate as needed, document all interactions, create customer loyalty through exceptional service, and foster strong relationships with Sales, Operations, and Support teams. This role requires Tuesday-Saturday availability, 1+ year of related experience, basic understanding of email technologies (POP, IMAP, SMTP), knowledge of email deliverability techniques, REST API familiarity, and strong problem-solving and communication skills.
KEY WORDS TO INCLUDE IN YOUR RESUME/COVER LETTER IF YOU APPLY:
Customer support experience
Email delivery and deliverability
SMTP, POP, IMAP protocols
SPF/DKIM authentication
REST APIs
Programming language knowledge
Cloud computing technologies
Technical troubleshooting
Ticketing systems
Linux, Windows, Mac OSX
Keywords are suggested based on the language used in the employer's job description to help applicants align with automated screening systems.
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