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Jobs at Open-Xchange

Interested in becoming part of something big?
You have landed in the right place. We are always looking for great talent to join our variety of departments. Check out our current job vacancies below or send us your speculative application. Become part of an exciting team at OX.


Senior Sales Engineer PowerDNS US - Security

Don’t just go to work. Thrive. 
We need people who are committed to openness, have a rebellious business spirit and the will to revolutionize the market.

Open people for open source! 
By joining OX as part of a special team, this position is a launch pad for highly talented individuals to build their experience and access many opportunities working for OX globally.   

Our Vision
A borderless internet that is open, safe and free.

We are eMail 
Worldwide companies like: Comcast, Cox, 1&1, STRATO, Deutsche Telekom, Vodafone, Orange, Unitymedia, ItaliaOnline, Host Europe, NetCologne, network solutions / and Rackspace all use our "white label" products for eMail and collaboration. 


What would you be doing?

Daily activities involve working with prospective and new customers both on and off-site to help our sales team sell PowerDNS and Open-Xchange security solutions. You will present the product, educate the customer, and even run Proof-of-Concept installations. As a Senior Sales Engineer (with a focus on PowerDNS) you will work closely with the PowerDNS product and engineering teams, as well as other parts of the Open-Xchange Americas Sales and Service teams.


Your personal opportunity

Sales Engineering is a key role in helping our company grow. We are specifically looking for teammates willing to learn quickly and try new things in the name of helping our customers succeed. The right person for this role will focus intently on responding quickly and helping drive the customer engagement forward every day. You will also have an eye toward growing within the Global Services team or into different roles across the Open-Xchange organization. In other words, this position is a great opportunity for your personal development.

If you want to be an active part of something larger than yourself, this is the role for you. If you just want to punch the clock and are not up for a challenge, then you should probably look somewhere else.  


Your passion / Your job

  • Technical Sales Support and Implementation of PowerDNS technology for our customers both on site (North and South America – 30% to 50% travel) and remotely
  • Manage the technical relationship with key DNS / Security customers throughout the presales cycle
  • Investigate customer needs and pain points and find PowerDNS solutions
  • Evaluate customer environments, create custom integration concepts, and write SOWs for actual implementations.
  • Manage architecture, design, and documentation for customer solutions
  • Collaborate with the PowerDNS and other product teams to build technical presentations for customer and industry events
  • Work closely with the Americas and Global Open-Xchange teams - PowerDNS, App Suite, and Dovecot development, sales, and product management teams
  • Train other OX team members on cutting edge PowerDNS technologies as they are built
  • Deliver speeches and seminars at community and industry events


What you bring to the table

  • Very good knowledge of DNS solutions (Bind, NLNet Labs, Knot, InfoBlox, BlueCat, Akamai, PowerDNS, etc.)
  • Good understanding of large, complex networking environments (Anycast, etc.)
  • Strong, hands-on Linux skills with experience in an AWS, OpenStack, or VMWare environment
  • Experience with system architecture and design (design and analysis of complex setups in heterogeneous environments). 
  • Ability to work independently from a home office
  • Excellent verbal and written communication skills in English – multi-lingual candidates (Spanish, Portuguese, French, Dutch) will get bonus points
  • Knowledge of Lua script and/or C++ is a bonus. Additional bonus points awarded for hands-on experience with Ansible or Kubernetes


What we offer

  • The opportunity to help grow a new market, working directly with the engineers who are building the “product of the future” at the core of trusted internet services – DNS is a core component of the internet, and this is your chance to make a lasting impression
  • Work from a home office and the opportunity to work from one of the many offices across the OX world
  • The latest in IT equipment
  • Flat hierarchies and "Open Door" policies
  • Personal development in a dynamic environment

About Open-Xchange

Open-Xchange (OX) is a market leader in Mail / Messaging and DNS-based security services, with more than 200m seats sold through international hosting and telco providers worldwide, including partners such as 1&1, Orange, Italiaonline, Comcast, GoDaddy or Softbank.

We at OX have our roots in Open Source, and this has shaped our view of the world and culture – open, diverse, and with a bias to act, giving everyone at OX room to take responsibility within their team and grow. OX believes in an internet that is open, safe and free. We want to create competitive products that allow our providers to deliver secure internet services with a great user experience, and that respect privacy and generate value.

With some 270+ people worldwide, OX develops and operates Open Source software (aaS) for mail / messaging (OX App SuiteOX Guard) and collaboration / productivity (OX DriveOX Documents). OX’s  Dovecot is the world’s dominant open-source IMAP server software, and our PowerDNS provides secure DNS services to our telco customers and their users.

Our business is fast-paced and changing constantly. We are looking for people who share our beliefs, who are out there to make a difference, are entrepreneurial and enjoy working in a high-tech environment as part of a truly international team. OX is headquartered in Cologne, with further locations throughout Germany (Hamburg, Bremen, Dortmund, Olpe and Nuremberg), the USA (Louisville, KY), Finland, the Netherlands, Italy, France, Spain and Japan (Tokyo).

If you are interested, please contact Jochen F. Schude for further information - or send us your paperless application with a cover letter including the job ID (see at the top left corner), tabular CV, certificates, salary expectations and the earliest possible date of entry by e-mail to recruiting at