growthroles

Customer Success Manager DACH (f/m/d)

ecosio ecosio.com Open · verified Oct 7, 2026
Vienna BudapestLisbon +4 Manager Customer Success

At a glance

Manager-level Customer Success role at ecosio. Vienna.

Pay not stated

RoleCustomer Success
SeniorityManager
LocationVienna
PostedOct 6, 2026 · 1d ago
Also hiring inBudapest, Lisbon, London, Milano +2
Role brief

growthroles summary, based on the employer's posting.

What you'll do

  • Grow existing accounts by finding ways to expand their value and uncovering opportunities for additional sales
  • Manage your client portfolio and help customers get more from the solution
  • Coordinate with an Account Manager to transfer qualified opportunities smoothly
  • Gather customer feedback and align internal teams to resolve escalations and address customer needs
  • Run sales campaigns together with the marketing team

What you bring

  • You have worked in B2B SaaS sales and managed a portfolio of existing customers
  • You bring experience expanding accounts through cross-selling and upselling
  • You speak German at native or C2 level and are fluent in English

Who this fits

This role suits you if you enjoy developing existing accounts, maintaining long-term customer relationships and resolving complex escalations. It is remote-first, with remote work available from designated countries and flexible hours. You can take workations within the EU for up to 90 days per year.

From the employer

Job Description

ecosio is a fast-growing, innovative service company and a leading provider of B2B integration, specialising in electronic data interchange (EDI), Web EDI and e-invoicing. ecosio is part of Vertex, Inc., a leading global provider of indirect tax solutions listed on Nasdaq (VERX).

Our brand slogan is Connections That Work as we believe strong connections are central to successful business relationships - both external and internal. At ecosio, we hire individuals from all backgrounds and are committed to creating an inclusive work environment. We are technology lovers, set the highest standards for our solutions, and put innovative ideas first.

You'll connect with the role if you enjoy...

  • driving company value by strategically developing existing accounts, building long-term business relationships, and identifying up- and cross-selling opportunities
  • managing your own portfolio of clients making sure they get the most value out of our solution
  • partnering closely with an experienced Account Manager to hand over and transition qualified opportunities seamlessly
  • listening to your customers and communicating their feedback to ensure our products and services meet their needs
  • navigating complex customer escalations and aligning internal stakeholders to turn friction into solutions
  • executing sales campaigns in close cooperation with marketing

To connect with ecosio it is important to have...

  • experience in B2B SaaS sales
  • German language skills on a native / C2 level, fluent English skills
  • experience working with a portfolio of existing customers
  • experience with cross- and up-selling

And nice to have...

  • experience selling EDI / e-invoicing / ERP solutions

By connecting with us you will experience...

  • our remote-first culture lets you work remotely from one of our designated countries
  • flexible working hours to suit your schedule and priorities
  • annual personal development budget to invest in conferences, courses, or career coaching
  • home office allowance to create a workspace that fits your needs
  • regular events and trips to connect, celebrate, and have fun with the team
  • workations of up to 90 days per year within the EU, combining travel and productivity
  • wellbeing support, including mental health resources and employee assistance programs
  • additional country-specific benefits based on your location

Sounds like a connection that works? Then apply now and we will get in touch soon!

As part of our hiring process at ecosio, we conduct standard background checks. You can find more information about them by clicking HERE.

Our mission is to build Connections That Work by fostering a diverse and inclusive team. We are committed to making everyone feel valued and empowered to contribute their unique skills, experiences and perspectives. And now we want to connect with you!

Not this one either?

Claude or ChatGPT reads the other 94,448 for you.

Get better matches →

Same team as Marketing Monk

What's happening in AI marketing. Daily.

Biggest story, quick hits, a prompt, one action.

7 minutes. 71,000 readers. Unsubscribe anytime.