Who is RSMC?

Your trusted partner for enterprise IT solutions in Vienna

15+

Years of experience

2

Experts on the team

100%

Customer satisfaction

RSMC Systems is a specialized IT service provider focused on delivering enterprise-grade managed services to businesses of all sizes. With more than 15 years of combined experience, we bring deep technical expertise and a customer-centric approach to every project.

Our focus is on proactive management, security excellence, and strategic IT planning. We work with organizations across various industries, including healthcare, finance, manufacturing, and professional services, to build resilient and scalable IT infrastructures.

Our Expert Team

Clemens Hans Georg Rupprechter

Co-Founder & Managing Director

Clemens brings extensive expertise in network infrastructure, virtualization, and monitoring solutions. His background includes managing complex IT environments for multinational corporations and implementing state-of-the-art observability platforms.

Core competencies

  • Network & infrastructure design
  • Virtualization (VMware, Hyper-V)
  • Monitoring & observability (Splunk, Dynatrace)
  • Backup & disaster recovery solutions

Marsel Stojak

Co-Founder & Technical Director

With more than 15 years in enterprise IT, Marsel specializes in Microsoft 365, Azure, and security solutions. He has led numerous large-scale migrations and infrastructure projects for organizations across Europe.

Core competencies

  • Microsoft 365 & Azure architecture
  • Enterprise security & compliance
  • Cloud migration & hybrid environments
  • IT strategy & digital transformation

Certifications & Expertise

Microsoft 365 Certifications

Microsoft Certified: Security, Compliance, and Identity Fundamentals, MS-900, MS-102, and advanced M365 administration certifications

Audit & Compliance

ISO 27001 Lead Auditor, GDPR compliance specialist, and IT security audit expertise

Network Certifications

Cisco CCNA, advanced routing and switching, firewall configuration and management

Monitoring & Observability

Splunk Core Certified User, Dynatrace Professional, PRTG Network Monitor specialist

System Administration

Windows Server, Linux (RHEL, Ubuntu), Active Directory, and PowerShell automation

Cloud Platforms

Microsoft Azure Administrator, AWS Solutions Architect, hybrid cloud architecture

Professional Background

Global Consulting Experience

Our team has worked with leading consulting firms and technology companies, delivering IT solutions for Fortune 500 corporations and mid-sized organizations across Europe, North America, and Asia.

Industry Experience

Deep expertise in healthcare, financial services, manufacturing, retail, and professional services. We understand industry-specific compliance requirements and operational challenges.

IT Service Provider Background

Both founders bring extensive experience working for and with leading IT service providers, MSPs, and system integrators, contributing best practices and proven methodologies to every project.

RSMC Today

Founded to deliver personalized, high-quality IT services with enterprise expertise, RSMC combines the agility of a boutique consultancy with the technical depth of a large IT organization. We are committed to long-term partnerships and measurable business outcomes.