Get to know our team of information security experts!

The team

Heike Ahlers

Management Assistant

Heike Ahlers has been working as an executive assistant for organizational and administrative matters at ConSecur since 2007. She is the contact person for all HR-related matters.

Leen Al Kallaa

Consultant

Leen Al Kallaa has been working as a consultant at the ConSecur Cyber Defense Center Bochum since 2020.

Hasan Al-Khuder

Security Analyst

Hasan Al-Khuder has been working as a Level 1 & Level 2 Security Analyst at the ConSecur Cyber Defense Center Bochum since 2022.

Noah Bartelt

Consultant

Noah Bartelt has been a consultant specializing in information security since 2024.

Andreas Borgmann

Consultant

Andreas Borgmann has been a consultant specializing in information security since 2025.
 

Karolina Czerkowski

Cyber Security Operations Lead

Karolina Czerkowski has been Cyber Security Operations Lead at the Cyber Defense Center Bochum since 2022.

Jörg Eckardt

CISO and Management Consultant

Jörg Eckardt has been a consultant specializing in information security since 2000. He is CISO of Consecur GmbH and a management consultant. He specializes in information security management as well as risk and security analyses.

In detail:

  • Implementation of an ISMS in accordance with ISO/IEC 27001
  • Implementation of the basic protection standards 200-1 to 200-3
  • Audits according to various standards or specifications, e.g. ISO/IEC 27001 or
  • ISO 27001 on the basis of IT baseline protection
  • Security in industrial control and monitoring systems
  • Security concepts and risk analyses
  • Process development and audits
  • Tool-supported security analyses for systems and networks
  • Encryption technologies

Certifications:

  • Certified Administrator bi-Cube IPM CA
  • GICSP (Global Industrial Cyber Security Professional)
  • VdS 10003 : 2018-12

Training:

  • Information Security Management Systems Auditor/Lead Auditor
Mirko Finke

Senior Consultant

Mirko Finke has been a consultant specializing in information security since 2018. He works at ConSecur GmbH as a consultant in the area of Managed Security Services and Security Operation Center.

In detail these are:

  • Creation of security concepts
  • Engineer for SIEM systems
  • Development of Security Operation Centers
  • Threat Hunting, Intrusion Analysis and Incident Response within a Security Operation Center
  • Research and development in the field of “Industrial Internet of Things Security”

Certifications:

  • ConSecur training as a security analyst
  • Microsoft Azure Fundamentals (in preparation)
  • Microsoft Azure Security Engineer Associate (in preparation)
Margret Gebken

Assistent Controlling and Accounting

Margret Gebken has been working at ConSecur since 2011 as an assistant specializing in accounting.

Jochen Gloe

Management Consultant

Jochen Gloe has been a consultant specializing in project management since 1999. He works as a management consultant and specializes in IT and IT security. In detail this is:

  • Project management (especially virtual network providers, online payment systems / IN and virtual VoIP telephone systems)
  • Commissioning and rollout planning in the mobile and fixed network environment
  • Development and establishment of central project structures (PMO)
  • Process analysis and process descriptions, business analysis, guideline conception
  • Implementation of penetration tests based on free software
  • Creation of security concepts
  • Secure IT infrastructures
Ólafur Gudmundsson

Cyber Security Analyst

Ólafur Gudmundsson has been working as a Cyber Security Analyst at the ConSecur Cyber Defense Center Bochum since 2024.

Enrico Hartema

Lead Consultant

Enrico Hartema has been a consultant specializing in information security since 2011. He works at ConSecur GmbH as a senior consultant and specializes in penetration testing, cryptography, security operations/incident handling and cloud security. In detail this is:

  • Conception, implementation and documentation of penetration tests
  • Review and development of cryptographic applications
  • Security Analyst / Incident Manager
     

Certifications:

  • Degree in Security in Information Technology
  • GIAC Certified Intrusion Analyst (GCIA)
  • ArcSight ESM 5.0 Administrator
  • ArcSight ESM 4.5/5.0 Security Analyst
  • ArcSight SmartConnector Foundations & Tool Kit
  • ArcSight Connector Appliance Administration
Hermann Heidemann

Management Consultant

Hermann Heidemann has been a consultant specializing in information security since 1989. He works at ConSecur GmbH as a management consultant and specializes in infrastructure security and managed security services. In detail this is:

  • Compliance management with regard to IT security standards
  • Creation of security concepts
  • Design, installation and operation of security-relevant systems (VPN and RAS systems, routers, firewalls, IDS systems, etc.) and their assessment
  • Process design and implementation for security operation centers and their operation
  • Creation of guidelines for users, system administrators and auditors

Certifications:

  • ITIL V3 Foundation Certificate
  • Splunk Certified Architect
     
Yasser Hekal

Consultant

Yasser Hekal has been working as a consultant at the ConSecur Cyber Defense Center Bochum since 2022.

Stephan Ilic

CDC-Manager

Stephan Ilic has been an information security consultant since 2012. He works at ConSecur GmbH as a senior consultant in the field of SIEM / Cyber Defense and is in charge of the Cyber Defense Center Bochum. His focus is on:

  • Design, integration and operation of SIEM solutions
  • Conception, integration and process design for Cyber Defense Centers
  • Training of security analysts

Certifications

  • GIAC Certified Intrusion Analyst
  • ITIL 2011 Foundation
Linus Köhn

Consultant

 Linus Köhn has been working as a consultant at the ConSecur Cyber Defense Center Bochum since 2019.

Jennifer Kölker-Lüken

Senior Consultant

Jennifer Kölker-Lüken has been a Senior Consultant specializing in information security since 2012. She specializes in information security management and risk analysis. In detail this is:

  • Implementation of ISO/IEC 27001 and IT baseline protection
  • Implementation of the IT Security Act and the IT security catalog
  • Risk analysis on the basis of ISO/IEC 27005
  • Creation of security concepts
  • Gap analysis according to ISO/IEC 27001
  • DSGVO and data protection

Certifications:

  • Certified Information Systems Security Professional (CISSP)
  • ISO/IEC 27001 Lead Implementer
  • ISO/IEC 27001 auditor training in accordance with the IT security catalog of the Federal Network Agency pursuant to Section 11 (1a) EnWG
Christoph Kronabel

Management Consultant

Christoph Kronabel has been a consultant specializing in information security since 2013. He works at ConSecur GmbH as a Senior Consultant in the areas of Managed Security Services, Security Operation Center and Industrial Security. In detail this is:

  • Creation of security concepts
  • Engineer for SIEM systems
  • Planning, installation and configuration of network access control solutions
  • Development of Security Operation Centers
  • Intrusion analysis and incident response within a Security Operation Center
  • Conducting training for SOC analysts

Certifications:

  • GIAC Certified Intrusion Analyst (GCIA)
  • IBM Certified Associate Analyst - Security QRadar SIEM v7.2.6
  • Certified Ethical Hacker v10 (CEH)
  • PRINCE2 (Practitioner)
  • FireEye HX, NX, EX, AX & CM
  • Qualys certified Specialist - Vulnerability Management
  • Microsoft Certified: Azure Fundamentals
David Krull

IT-Infrastruktur Koordinator

David Krull has been coordinating ConSecur's IT infrastructure since 2023. 

Mehmet Kurt

Consultant

Mehmet Kurt has been a consultant with a focus on Cyber Defense Center and Security Incident Response since 2020.

In detail this is:

  • Identification and analysis of information security incidents
  • Process design and implementation for the Cyber Defense Center Bochum
  • Verification and validation of incident response measures
  • quality assurance
Matthias Lau

Lead Consultant

Matthias Lau has been a consultant specializing in information security since 2013. He works at ConSecur GmbH as a senior consultant in the area of Industrial Security and Security Operation Center. In detail this is:

  • Creation of security concepts
  • Research and development projects in the field of industrial security
  • Design and development of incident management software
  • Design, installation and configuration of SIEM
  • log management

Certifications

  • Splunk Certified Architect
  • ITIL® 2011 Foundation
Kristina Leopold

Marketing Manager

Since 2017, Kristina Leopold has been responsible for the company's marketing activities, strategic positioning
and visibility on the web.

Michael Lübbers

Senior Consultant

Michael Lübbers has been a consultant specializing in information security since 2010. He works at ConSecur GmbH as a senior consultant in the area of Managed Security Services and Security Operation Center. He specializes in infrastructure security. In detail this is:

  • Creation of security concepts
  • Design, implementation and operation of security-relevant systems and their monitoring
  • Process design and implementation for Security Operation Centers and their operation
    Conducting training courses for SOC analysts

Certifications:

  • GIAC Certified Intrusion Analyst (GCIA)
  • ArcSight - ESM 5.0 Administrator
  • ArcSight - ESM 5.0 Security Analyst
Lorena Muranko

Consultant

Lorena Muranko has been a consultant specializing in corporate information security since 2020. She is a specialist for “SOAR”.

Thomas Müter

Consultant

Thomas Müter has been a consultant specializing in information security since 2009. He works at Consecur in the area of Managed Security Services and Security Operation Center. He specializes in infrastructure security. In detail this is:

  • Design, implementation, setup and operation of security-relevant systems as well as their control
  • Process design and implementation for Security Operation Centers and their operation
  • Creation of security concepts
  • Conducting training courses for SOC analysts

Certifications:

  • GIAC Certified Intrusion Analyst
  • ArcSight ESM 5.0 Administrator
  • ArcSight SmartConnector Foundations & Tool Kit
Michael Niers

Cyber Security Analyst

Michael Niers has been working as a Cyber Security Analyst at ConSecur since 2023.

Frank Nordemann

Junior Consultant

Frank Nordemann ist seit 2022 als Junior Consultant bei der ConSecur tätig.

Doris Poppenborg

Vertrieb

Doris Poppenborg has been working in sales since 2019.

Christian Pressler

Cyber Security Analyst

Christian Pressler has been working as a Cyber Security Analyst at ConSecur since 2024.

Matthias Rammes

Management Consultant

Matthias Rammes has been a consultant specializing in information security since 2011. He works at ConSecur GmbH as a senior consultant and specializes in infrastructure security and managed security services. In detail:

  • Consultant for the setup and operation of Cyber Defense Centers / Security Operation Centers
  • Installation, configuration and operation of security-relevant systems (SIEM, SOAR, firewall, router, etc.)
  • Implementation of penetration tests and security analysis of web applications
  • Project management for the implementation of processes, systems and services (focus on telecommunications and information security)
     

Certifications

  • Certified Information Systems Security Professional (CISSP)
  • PRINCE2 - Practitioner
  • GIAC Certified Intrusion Analyst
  • Citrix Certified Administrator
  • ArcSight - ESM 5.0 Administrator
  • ArcSight - ESM 5.0 Security Analyst
  • RSA Certified Archer Administrator
Jonathan Reimer

Cyber Security Analyst

Jonathan Reimer has been working as a Cyber Security Analyst at CDC Bochum since 2024.

Jörg Robbe

Management Consultant

Jörg Robbe has been a consultant specializing in information security since 2003. He works at ConSecur GmbH as a management consultant and specializes in infrastructure security and managed security services as well as security solutions. In detail:

  • Project manager for SOC / CDC infrastructure development
  • Conceptual design and requirements analysis of SOC / CDC
  • Engineer for SIEM systems
  • Incident Manager - Security Operation Center
  • Project management for the implementation of systems and services (focus on telecommunications and information security)

Certifications:

  • Certified Information Systems Security Professional (CISSP)
  • Prince2 (Practitioner)
  • Certified Professional Requirements Engineer
  • GIAC Certified Intrusion Analyst - GCIA
  • ITIL Foundation certificate in IT Service Management
  • IBM Certified Associate Analyst - Security QRadar
Fabian Rüsen

Consultant

Fabian Rüsen has been a consultant specializing in information security at the Cyber Defence Center in Bochum since 2023.

Jan-Peter Schiffer

Cyber Security Analyst

Jan-Peter Schiffer has been working as a Cyber Security Analyst since 2022.

Jannik Schmiedel

Consultant

Jannik Schmiedel has been a consultant specializing in information security since 2023.

Elke Schomakers

Inside Sales

Elke Schomakers has been responsible for internal sales since 2012.

Robert Schulte

IT Manager

Robert Schulte has been in charge of ConSecur GmbH's IT infrastructure since 2011. As Head of IT, he specializes in Microsoft infrastructures and the SIEM solutions of Managed Security Services.  His focus is on the following areas

  • Microsoft infrastructure design (business continuity)
  • Development of concepts, strategies and security guidelines
  • Installation, configuration and operation of client/server environments

Certifications:

  • MTA - Networking Fundamentals
  • MTA - Windows Server Administration Fundamentales
  • MCITP - Enterprise Administrator on Windows Server 2008 R2
  • MCTS - Windows Server 2008 Active Directory, Configuration
  • MCTS - Windows Server 2008 Network Infrastructure, Configuring
  • MCTS - Windows Server 2008 Applications Infrastructure, Configuration
  • MCTS - Windows 7, Configuration
  • MCITP - Server Administrator on Windows Server 2008 R2
  • MCSA - Server Administrator on Windows Server 2008
  • IBM Certified Deployment Professional Security QRadar SIEM V7.2.1
Simon Schwientek

Senior Consultant

Simon Schwientek has been a consultant specializing in information security at the Cyber Defence Center in Bochum since 2019.

His focus is on

  • 1st level security analysis
  • Creation of security concepts
  • Research and development in the field of malware analysis

Certification:

  • Certified Information Systems Security Professional (CISSP)
  • IBM Certified Analyst - Security QRadar SIEM V7.4.3
  • IBM Certified Deployment Professional - Security QRadar SIEM V7.4.3
  • ITIL 4 Foundation
Maikel Sevein

Consultant

Maikel Sevein has been a consultant specializing in information security at the Cyber Defence Center Bochum since 2019.

Guido Steentjes

Lead Consultant

Guido Steentjes has been a consultant specializing in information security since 2010. He works at ConSecur GmbH as a senior consultant and specializes in infrastructure security, managed security services and advanced security analysis techniques. His focus is on the following areas

  • Creation of security concepts
  • Design, implementation and operation of security-relevant systems and their control
  • Process design and process implementation for security operation centers and their operation
  • Conducting training courses for SOC analysts

Certifications:

  • GIAC Certified Intrusion Analyst (GCIA)
  • ArcSight ESM 5.0 Security Analyst
  • Nogacom NogaLogic 3.7
Tim Suurland

Senior Consultant

Tim Suurland has been a consultant specializing in information security since 2019. He works at ConSecur GmbH in the area of Managed Security Services and Cyber Defense Center.

His focus is on:

  • Intrusion and security analyst and incident responder
  • Internal penetration tests and vulnerability analyses
  • Design and implementation of security monitoring use cases
  • Conception and development of SIEM environments

Certifications:

  • Splunk Core Certified Power User
  • Splunk Enterprise Certified Admin 
Rob Suurland

CEO

Rob Suurland has been Managing Director of ConSecur GmbH since 2022.

Rob Suurland has been a consultant specializing in information security since 1991. As manager, he is responsible for the Cyber Defense Center (CDC) of ConSecur GmbH and is a specialist in infrastructure security, managed security services and security information and event management. His focus is on the following areas

  • Development of methods for risk analysis
  • Creation of (network) security concepts on the basis of the BSI IT baseline protection
  • Design, installation, change management and operation of security-relevant systems and their assessment
  • Process design and implementation for security operation centers and their operation (managed service)
  • Creation of SIEM concepts, processes and use cases
  • Creation of guidelines and procedural instructions
  • Auditing of SIEM environments

Certifications:

  • Certified StoneGate Architect and Engineer
  • Certified Check Point Security Administration NGX
  • Cisco Securing Networks with PIX & ASA
  • SPI Dynamics Certified Associate
  • GIAC Certified Intrusion Analyst (GCIA)
  • Managing App and Desktop Solutions with Citrix XenApp and XenDesktop
Leonel Venegas

Cyber Security Analyst

Leonel Venegas has been working as a Cyber Security Analyst since 2024.

Jens Wübker

CEO und Sales Manager

Jens Wübker has been Managing Director of ConSecur GmbH since 2022.
He has also been responsible for all sales and marketing activities at ConSecur GmbH as Head of Sales since 2001.

Elvis Yamoah

Cyber Security Analyst

Elvis Yamoah has been working as a Cyber Security Analyst at the ConSecur Cyber Defense Center Bochum since 2024.

Heike Ahlers

Management Assistant

Leen Al Kallaa

Consultant

Hasan Al-Khuder

Security Analyst

Noah Bartelt

Consultant

Andreas Borgmann

Consultant

Karolina Czerkowski

Cyber Security Operations Lead

Jörg Eckardt

CISO and Management Consultant

Mirko Finke

Senior Consultant

Margret Gebken

Assistent Controlling and Accounting

Jochen Gloe

Management Consultant

Ólafur Gudmundsson

Cyber Security Analyst

Enrico Hartema

Lead Consultant

Hermann Heidemann

Management Consultant

Yasser Hekal

Consultant

Stephan Ilic

CDC-Manager

Linus Köhn

Consultant

Jennifer Kölker-Lüken

Senior Consultant

Christoph Kronabel

Management Consultant

David Krull

IT-Infrastruktur Koordinator

Mehmet Kurt

Consultant

Matthias Lau

Lead Consultant

Kristina Leopold

Marketing Manager

Michael Lübbers

Senior Consultant

Lorena Muranko

Consultant

Thomas Müter

Consultant

Michael Niers

Cyber Security Analyst

Frank Nordemann

Junior Consultant

Doris Poppenborg

Vertrieb

Christian Pressler

Cyber Security Analyst

Matthias Rammes

Management Consultant

Jonathan Reimer

Cyber Security Analyst

Jörg Robbe

Management Consultant

Fabian Rüsen

Consultant

Jan-Peter Schiffer

Cyber Security Analyst

Jannik Schmiedel

Consultant

Elke Schomakers

Inside Sales

Robert Schulte

IT Manager

Simon Schwientek

Senior Consultant

Maikel Sevein

Consultant

Guido Steentjes

Lead Consultant

Tim Suurland

Senior Consultant

Rob Suurland

CEO

Leonel Venegas

Cyber Security Analyst

Jens Wübker

CEO und Sales Manager

Elvis Yamoah

Cyber Security Analyst

Career

Start your IT security career at Consecur

Are you looking for an exciting career in IT security? At ConSecur, you will be part of a dynamic team that works at the forefront of IT security on a daily basis. We offer you challenging projects, training opportunities and an innovative working environment.

  • Modern working environment
  • Personalised training
  • Attractive benefits
  • Team spirit & cohesion

View vacancies