Application Administrator I - 3rd Shift Weekends

Mailgun - Remote

We are in need of someone who has open availability from Friday-Tuesday, 12am-9am.

Mailgun prides ourselves in providing world-class customer support on every customer interaction. Our primary job is to make our customer's lives easier by providing efficient, helpful and world-class support. As an Application Support Administrator these should come easy to you. You will be working in a fast-paced environment on a daily basis that consistently brings new challenges and learning opportunities.

Application Support Administrators should have:

  • The ability to wow customers on every contact
  • The ability to sound personable on all forms of communication (tickets, phones, and chats)
  • The ability to explain complex topics in a way that anyone could understand
  • A technical aptitude to consistently learn new technologies and adapt to our customers needs (programming languages, new operating systems, APIs, etc.)
  • A passion for technology and customer service

Our Team

We believe in contributing back to the community. Many of the tools and libraries we’ve developed are open source ( We move fast and don’t believe in having unnecessary silos and red tape that keep teams from shipping software. We have a passion for solving hard problems – our services are responsible for processing billions of messages each month and have to not only scale, but be highly reliable.


  • A basic understanding of email receipt and delivery (POP, IMAP, and SMTP)
  • Basic knowledge of concepts surrounding email composition, specifically MIME standards and formatting
  • Knowledge of email deliverability techniques such as IP and domain reputation, SPF/DKIM authentication, and spam filtering
  • Ability to execute commands in multiple programming languages
  • Working knowledge of REST APIs and how to integrate with a customer solution
  • Foundational understanding of Cloud Computing technologies. Familiarity with the various client and server operating system used by customers (Windows, Linux, Mac OSX)
  • Proactive sense of urgency with respect to customer service and communication
  • Strong organization, communication, learning, problem-solving, documentation, and follow-up skills
  • Ability to work with a physically distributed team and work a flexible schedule to cover shifts


  • Handles level-appropriate customer support requests primarily via phone, tickets, and chat
  • Escalates support requests as necessary through the appropriate channels
  • Documents all customer support phone calls/chats via the ticketing system
  • Creates and maintains customer loyalty by serving customers above and beyond expectations
  • Fosters a strong working relationship with other departments including but not limited to Sales, Operations and Support
  • Exercises good judgment and decision-making at all times in order to consistently deliver superior customer outcomes


  • High school diploma or equivalent required
  • 2+ years of customer service via phone, chat, and ticket support


  • Email and deliverability knowledge
  • 2+ years of experience in providing customer support via multiple social media channels


  • 5+ weeks PTO (treat yo’ self)
  • 8 paid holidays
  • 100% Dental, Medical, and Vision coverage for employees
  • Life insurance
  • Weston Centre Member Card for exclusive restaurant & hotel discounts in San Antonio
  • On-site gym at San Antonio office
  • Exclusive Gold's Gym membership discounts
  • 12 weeks paid Maternity Leave for birth mothers
  • 4 weeks paid Parental Leave for parents, including through adoption or foster care
  • 401k with employer match
  • 24/7 parking for downtown San Antonio office
  • Limitless supply of TopoChico
Attention - In the recruitment process, legitimate companies never withdraw fees from candidates. If there are companies that attract interview fees, tests, ticket reservations, etc. it is better to avoid it because there are indications of fraud. If you see something suspicious please contact us: [email protected]
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