Consultant IT security, PKI, IoT and OT

all genders welcome

As a leading German provider of IT security solutions, we secure IoT and OT infrastructures with our software and enable highly secure remote access.

Join our consulting team and support and advise our customers in designing, implementing, and operating secure infrastructures. You will create custom plans, install and configure our software on-site, and train administrators in its use.

Your responsibilities

  • End-to-end consulting across the entire project lifecycle – from pre-sales to implementation
  • Planning and deploying our PKI solution (ECOS Trust Management Appliance) at customer sites, including administrator training
  • Professional communication with customers and proactive follow-up on all consulting-related topics
  • Knowledge transfer to support, helpdesk, and sales teams
  • Reporting feature requests and coordinating technical questions with our development department
  • Setting up and maintaining test environments
  • Contributing to technical documentation and expanding our knowledge base
  • Serving as an intermediary between customers, sales, and development

Your profile

  • Professional experience with PKI and/or in IoT/OT environments (e.g. industrial control systems, measurement technology, or medical technology)
  • Experience in support or technical consulting and confidence in communicating with customers
  • Enjoy learning and working with complex technical topics
  • Willingness to regularly support customers on site
  • Strong interest in advanced IT security solutions and their practical application in customer-specific concepts
  • Independent, analytical, and service-oriented mindset
  • Careful and diligent working style
  • Ideally, hands-on experience in one or more of the following areas:
    • Linux operating systems and related tools
    • Network configuration, protocols, and routing
    • Firewall and VPN technologies (e.g. IPSec, SSL VPN)
    • Working with REST APIs
  • Ideally, completed training or a degree in IT or a similar technical qualification

Why Join ECOS?

Industrial Cybersecurity Made in Germany

Individual career paths
Cross-team collaboration 

  • Innovation: We develop forward-thinking technologies in the field of cybersecurity.
  • Expertise: At ECOS, you can contribute your skills and continue to grow professionally.
  • Teamwork: Respectful communication and mutual support are at the heart of how we work together.
  • Freedom to excel: To us, autonomy in your role, employee voice, and work-life balance are more than just corporate buzzwords.
  • Sustainability: We combine business success with a strong commitment to sustainable and socially responsible practices.

We offer

  • Comprehensive onboarding and ongoing training, both in-house and externally
  • A varied, meaningful role in a company with outstanding products and well-known clients
  • Flat hierarchies and a leadership culture built on trust
  • Plenty of autonomy and the freedom to take ownership of your work
  • Cross-team collaboration and strong team spirit
  • Fair pay and a permanent full-time position
  • Family-friendly, flexible working hours with the option to work remotely
  • 30 days of vacation, plus special leave on Christmas Eve, New Year’s Eve, and other occasions
  • Friendly working atmosphere with interesting team events and joint activities
  • Corporate health management and company pension plan
  • Attractive office spaces with excellent public transport connections, on-site parking, and covered bicycle racks
  • Sustainable mobility options with the Deutschlandticket
  • Convenient access to numerous shops and eateries within walking distance
  • Individual support for all (work-related) challenges and opportunities.

Apply online

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