Customer Support Specialist

WhereverSIM

. Handle technical inquiries through first-level support via email, phone, and ticketing system .

Posted 11/9/2026full-timeHamburg • GermanyMid-LevelSenior💰 €45,000 - €55,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in technical customer service and IT support, with a strong focus on system integration, networking, and effective communication in both German and English. Capable of managing customer projects, ensuring compliance with service quality standards, and continuously improving support processes.

Highest-signal resume keywords

Technical Customer Service ExperienceSystem Integration KnowledgeNetworking Skills (TCP/IP, DNS, DHCP)Fluent German (C2)Ticketing Systems Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System IntegrationNetworkingTCP/IPDNSDHCPRouting and SwitchingVLANsVPNsFirewallsTechnical Support

Soft Skills

Communication SkillsSolution-Oriented ApproachProactive Customer Engagement

Tools & Technologies

Ticketing Systems

Industry Keywords

B2B SupportService Level Agreement (SLA)Technical OnboardingDevice ConnectivityData TransmissionNetwork Configuration

Tech Stack

Tools & technologies

DNSFirewallsSwitchingTCP/IPTypeScript

About the role

Key responsibilities & impact

Handle technical inquiries through first-level support via email, phone, and ticketing system
Support the technical onboarding of customers
Resolve complex cases in second-level support
Collaborate with the DevOps and Product teams
Take responsibility for the technical implementation of customer projects
Ensure service quality and compliance with SLA response and resolution times
Proactively inform customers
Maintain FAQs and develop customer tutorials
Document solutions for other teams, such as Sales
Identify patterns and develop templates for frequently raised issues
Continuously improve support processes
Analyze device connectivity, data transmission, and network configuration issues

Requirements

What you’ll need

Experience in technical customer service or IT support
Knowledge of system integration and/or networking, including TCP/IP, DNS, DHCP, routing and switching, VLANs, VPNs, and firewalls
Enjoy communicating with people and systems
Structured, solution-oriented approach to work
Fluent German (C2)
Solid English skills (B2)
Nice to have: Experience with ticketing systems and/or B2B support

Benefits

Comp & perks

Permanent employment contract
Targeted training and development opportunities for professional and personal growth
Agile work environment with the opportunity to help shape processes
Flexible working hours
Option to work from the office or remotely
Buddy support during onboarding
Free access to professional psychological support through OpenUp, also available for up to three family members
Five additional days of leave per year for volunteering
€50 monthly allowance for public transportation, internet, or Urban Sports Club