Florian Schröder
Information Security Officer / IT Security Architect / Awareness Expert
Experience
Information Security Officer / Designated InfoSec Officer
Oil Company
- Complete overhaul of the ISMS according to ISO 27001
- Conducted a comprehensive gap analysis
- Reduced ISMS documentation by 30% through consolidation and process optimization
- Introduced a full PDCA cycle for continuous improvement
- Established the ISMS within the company
- Implemented the necessary processes
- Managed and conducted internal and external audits
- Developed and implemented a company-wide risk management system
- Deployed an ISMS tool including process design and training
- KRITIS compliance: Prepared and provided required evidence, liaised with regulatory authorities, planned, documented, and implemented an attack detection system (SIEM), co-led the BCMS/ITSCM implementation subproject
- NIS-2 implementation: Gap analysis, risk assessments, training for executives and staff
- Led a cybersecurity team of 3 members
- Conducted various internal and external audits, managed providers, introduced continuous improvement
- Project consulting: closely coordinated with business and system owners, launched an online shop, a mobile app, and a customer portal
- Redesigned the security architecture, reducing administrative efforts by 20%
- Implemented ITIL processes (e.g., change management)
- Revised service agreements with internal and external providers
- Developed a security awareness strategy, ran social engineering tests, introduced and monitored phishing simulations, created various awareness materials, gave presentations
- Managed a budget of one million euros
IT-Security Coordinator
Consumer Bank
- Established a vulnerability management process, reducing vulnerabilities by about 60%
- Developed and implemented the necessary processes
- Introduced tracking and internal SLAs
- Coordinated between CISO and IT
- Managed internal and external providers in provider management
- Updated policies to be BAIT compliant
IT Security Engineer
International Industrial Company
- Led the project to deploy endpoint protection on approx. 54,000 systems: market analysis, negotiations, service agreements, project planning, admin training, rollout planning
- Threat hunting reducing false positive alerts by about 80% and enabling earlier detection of cyber attacks
- Automation with SOAR: reduced threat detection response time to around 2 seconds, introduced automated ticket handling without manual intervention, integrated international service providers using standardized forms
- Designed a cloud proxy architecture and automated ticket processing for web proxy approvals
- Managed international providers with multi-provider coordination, reducing costs by about 10% through contract management
- Co-led the TISAX implementation subproject: gap analysis, policy implementation, development of security concepts
- Managed a budget of about 10 million euros
World Trip
IT Security Architect
International Defense Contractor
- Deployed SIEM/SOC solution (contractual, procedural, and technological) improving attack detection by 90%, trained SOC analysts, developed and implemented use cases
- Redesigned the network infrastructure: created a security concept, reducing administrative efforts by about 25%
- Liaised with authorities for approval processes on handling classified data
- Deployed security hardware approved for classified data: market analysis, service contracts, negotiations, implementation, operational handover, and regulatory approval
- Conducted industry-standard audits
- Implemented ISMS/ISO 27001: gap analysis, policies, implementation, user training, successful certification
IT Security Manager
International industrial company
- Introduction of firewall management ensuring compliance for about 25 systems, simplifying administrative processes, enabling self-service for users, automating and reducing ticket handling times by about 60%, cutting firewall rules by around 25%
- Project consulting: SharePoint, secure connection of international sites (approx. 190), incident response
- Establishment and leadership of a CERT with execution of international alert drills
- Implementation of cloud security solutions (Azure): security architecture and administration
- Development and rollout of request processes
- Multi-year budget planning
- International provider management with cost reduction of about 5%, shortening ticket handling times by 10%, adjustment of service contracts
IT Security Engineer
IT security service provider
- Planning and implementation of large network security architectures: security concepts, firewall, web proxy, NAC, secure DNS, MFA
- Conducting administrator training for clients
- Pre-sales support
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Manufacturing (5.5 years), Energy (2.5 years), Aerospace and Defense (2 years), Information Technology (2 years), Tourism (1 year), and Banking and Finance (0.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (13 years), Project Management (8 years), Audit (4.5 years), Procurement (3 years), Legal (2 years), and Customer Service (2 years).
Summary
I bring extensive experience in information and IT security, having designed and implemented robust security systems in industries ranging from consumer banking to defense and industrial enterprises. I have successfully optimized security processes and reduced risks by implementing ISMS frameworks, SIEM systems, and cloud and endpoint security solutions. My focus has always been on practical improvements, such as reducing administrative overheads and streamlining complex processes.
I have led cybersecurity teams, managed large-scale budgets, and coordinated efforts to ensure compliance with industry standards and regulations. I thrive on turning challenging security tasks into streamlined operations that enhance both efficiency and protection.
Skills
- Information Security Iso 27001, Iso 27002
- ★★★★★ Critical Infrastructure (Kritis)
- It Security Nis-2/bsig
- ★★★★☆ Bcms/itscm
- Project Management
- It Law
- ★★★★☆ Bsi It Baseline Protection
- Gdpr Compliance
- Risk Management
- Tisax
- Regulations
- Policies
- ★★★★☆ Network Security
- Security Architectures
- Endpoint Protection
- Security Operations Center (Soc)
- Siem
- Firewalls
- Soar
- Vulnerability Management
- Threat Hunting
- Cloud Security
- Security Awareness
- It Security Management
- Speaker
- Provider Management
- Itil
- Process Development & Implementation
- Service Agreements
- Project Leadership
- Gap Analysis
- Strategy Development
- Availability
- Audit Management
- Budget Planning
- Team Leadership
- Compliance
Languages
Education
State Technical Academy Weilburg
Bachelor Professional · IT Security Management · Weilburg, Germany
Deutsche Telekom AG
IT Systems Electronics Technician · Bielefeld, Germany
Certifications & licenses
ITIL Foundation v4
tba
Information Security Officer
TÜV
Profile
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