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Offer 2 out of 91 from 09/11/26, 11:38

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Halon Security GmbH

At Halon, we’re shaping the future of business-critical email communication. Our innovative Dynamic Email Operations technology provides the foundation for secure, reliable and scalable email infrastructure trusted by businesses worldwide.
As a growing international technology company, our dedicated team continuously develops our solutions and delivers the best possible service to our customers.
We’re looking for a motivated working student to support our Customer Success and Finance teams, gain experience in both areas and actively contribute to our day-to-day business processes.

Working Student – Customer Success & Finance

Location: Berlin / Hybrid
Employment type: Working student position (20 hours per week during term time)

Tasks:

You’ll support our Customer Success and Finance teams in their daily operations, gaining valuable insights into the commercial and customer-facing processes of an international technology company.

Customer Success

  • Support the Customer Success team with administrative and operational tasks
  • Maintain and update customer and contract records in our CRM system, Salesforce
  • Assist with preparing and processing quotes and contract renewals
  • Communicate with existing customers and help respond to general customer enquiries
  • Assist with preparing reports, analyses and presentations
  • Support CRM data management and the migration from Salesforce to our new CRM system, HubSpot

Finance

  • Support invoicing and accounts payable (AP) and accounts receivable (AR) processes in NetSuite
  • Maintain and update financial, billing and general ledger data in NetSuite
  • Assist with balance sheet and bank reconciliations
  • Support day-to-day accounts payable and accounts receivable operations
  • Assist with preparing the weekly payment run
  • Coordinate with the Customer Success team on ongoing contract renewals

Requirements:

  • You’re currently enrolled at a university, ideally studying business administration, economics or a related subject
  • You’re interested in customer support, commercial operations and finance
  • You work in a structured, accurate and independent manner
  • You’re communicative, reliable and enjoy working as part of a team
  • You have good Microsoft Office skills, particularly in Excel
  • You have a good command of German and English
  • Previous experience in Customer Success, Finance or with CRM and ERP systems such as Salesforce and NetSuite is a plus, but not essential

What we offer:

  • Valuable experience across Customer Success and Finance at an international technology company
  • Flexible working hours that fit around your studies
  • Hybrid working, with the option to work partly from home
  • An international, open and supportive team
  • Flat hierarchies, quick decision-making and room for your own ideas
  • 30 days of annual leave based on a five-day working week, pro-rated according to the number of days you work per week

How to apply:

Please send your CV along with your salary expectations to melina.dickmann@halon.io.