Ihre Aufgaben:
* VLAN Discovery, Assessment & Cleanup Strategy
* Conduct a full assessment of existing VLAN structures across all of the client's locations
* Identify unused, obsolete, conflicting, or non-compliant VLANs
* Develop a strategic cleanup and redesign plan that aligns with the client’s network architecture standards, segmentation requirements, and resilience objectives
* Present the cleanup concept and proposed redesign to the client for sign-off prior to execution
* VLAN Migration Planning & Execution
* Develop site-specific and global migration plans, including fallback procedures, maintenance windows, and change execution sequences
* Coordinate with internal teams and external vendors to prepare each site for VLAN transitions
* Oversee or perform VLAN migrations, ensuring minimal service disruption and adherence to change management processes
* Present migration results and documentation for each site to the client for sign-off
* Network Risk Assessment & Mitigation
* Identify risks associated with VLAN redesign and migrations, including dependencies with firewalls, routing, OT/IT boundaries, and legacy systems
* Develop mitigation strategies and present all findings, alternatives, and recommended urgent initiatives to the client for review and sign-off
* Compliance & Information Security Alignment
* Validate that the new VLAN structure and migration approach comply with the client's information security policies, industry best practices, and audit requirements
* Provide recommendations to resolve any compliance gaps and present results to stakeholders
* Documentation & Reporting
* Maintain detailed, accurate documentation of VLAN structures, cleanup activities, migrations, and dependencies
* Produce weekly progress reports for senior management
* Prepare and deliver presentations summarizing status, risks, and next steps
* Alignment with Network Security Team
* Proactively support internal stakeholders and with expert-level input on VLAN design, migration strategy, and network segmentation practices
Ihre Qualifikationen:
* VLAN & Network Segmentation: Design, assessment, cleanup, and migration
* Layer 2/3 Networking: STP, OSPF, BGP, VRRP, inter-VLAN routing
* Switching & Routing: Multi-vendor (Cisco, Juniper, Aruba) configuration and troubleshooting
* Network Security: Firewall policies, ACLs, OT/IT segmentation, compliance with security standards
* Risk & Compliance: ISO 27001, NIST, audit readiness, gap analysis
* Migration Planning & Execution: Change management, rollback strategies, minimal downtime
* Documentation & Reporting: Network diagrams, migration plans, executive presentations
* Stakeholder Communication: Technical and non-technical audiences, vendor coordination
* Project Management: Multi-site migrations, timeline control
* Fluent German & English
* Bonus: SASE/Zero Trust
Ihre Vorteile:
* A very renowned company
* Dynamic and innovative market environment
* High degree of personal responsibility