Tony Rosolek - Wireless LAN Expert and Architect, CWNE

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Frankfurt (Oder), Germany

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Experience

May 2025 - Present

1 year 7 months

Network Expert

Self-employed

Consulting and carrying out migrations from Cisco AireOS to Cisco IOS-XE controllers
Solution design
Configuration and employee training
Products: Catalyst Center, Cisco controllers and IOS and COS access points, 9800-40, 5520, 8510, 9120, 9136, 9166, Catalyst switches, Aruba Clearpass
Keywords: Tags, Profiles, SSIDs, 802.1X authentication, Captive Portal, Identity PSK (iPSK), VLANs, troubleshooting, automation, RESTCONF, NETCONF, YANG

Jul 2024 - Mar 2025

9 months

Network Architect

Self-employed

Network consulting and architecture, concept development, hardware selection, PoC planning and execution
Definition, testing and documentation of configurations, migration strategy, implementation, network redesign
Products: Cisco Catalyst Center, Cisco Catalyst switches, Cisco Catalyst access points, Cisco ISE, Trellix Agent, Cisco Secure Client, Anyconnect, FortiGate
Keywords: BSI, KRITIS, Cisco SDA/SDN, SD-Access, Security Group Tags, SGT, Virtual Networks, Software Defined Networking (SDN), microsegmentation, macrosegmentation, NAC, onboarding, 802.1X, LISP, VXLAN, WLC, MACsec

May 2024 - Jun 2024

2 months

Network Expert

Self-employed

WLAN consulting, concept development, migration strategy, inventory, documentation
Products: Sophos, Huawei iMaster NCE-Campus, Huawei Cloud, CloudEngine 5730, AirEngine 5700, Cloud AP
Keywords: BSI NET.2.1 WLAN operations, NAC, 802.1X, PoE, SSIDs, PPSK, BYOD, Captive Portal, knowledge transfer

Aug 2023 - Aug 2023

1 month

Cisco WLAN Expert

Self-employed

Consulting on WLAN controllers and access points, checking configurations against manufacturer specifications and recommendations, troubleshooting 802.1X authentication
Tips and tricks for troubleshooting
Products: Cisco Catalyst, Cisco access points and Catalyst 9800 WLAN controllers
Keywords: SSID, consulting, 802.1X authentication, software updates, eduroam, certificate errors, EAP-PEAP, AAA server

Mar 2023 - Present

3 years 9 months

Network Architect

Self-employed

WLAN service architect, creating High and Low Level Design, LAN and WLAN consulting, member of the specialist task force
Creating and testing configuration standards, developing access services, troubleshooting, operations manual
Products: Cisco IOS-XE, Cisco 9800, Cisco 9000, Cisco DNA-Center, Catalyst Center, Cisco ISE, Embedded WLAN-Controller, Cisco Trustsec, ASR 1002
Keywords: Cisco SDA/SDN, SD-Access, Security Group Tags, SGT, Virtual Networks, Software Defined Networking, microsegmentation, macrosegmentation, NAC, BSI, KRITIS, onboarding, 802.1X, LISP, VXLAN, eWLC, MACsec, guest portal, Change of Control, Secure Syslog

Mar 2023 - Present

3 years 9 months

Network Architect and IT Consultant

Self-employed

Network requirements analysis, consulting on LAN, WAN, WLAN and NAC, and network architecture design
Selection of new hardware and software, and selection and evaluation of suppliers and network service providers
Products: Current network portfolio from Aruba, Cisco, Meraki, Umbrella, Extreme Networks, Ekahau and Fortinet (FortiGate, FortiSwitch, FortiNAC)
Keywords: Dynamic VLAN and role assignment, cloud management, network segmentation, firewall, VPN, IDS/IPS, scaling, low-touch deployment, automation

Dec 2022 - Jan 2023

2 months

Cisco WLAN Expert

Self-employed

Consulting and migration from Cisco AireOS to Cisco IOS-XE controllers, solution design, configuration and employee training
Products: Cisco controllers and IOS and COS access points, 9800-CL, 5520, 8510, 9120, 3802, 3502, Catalyst switches, VMware vSphere
Keywords: Tags, profiles, SSID, 802.1X authentication, captive portal, VLANs, IPv4, licensing, consulting, software updates, troubleshooting, regex filters

Nov 2022 - Apr 2023

6 months

LAN and WLAN Network Expert

Self-employed

Consulting on LAN and WLAN, support with migration from Cisco AireOS to IOS-XE
Replacing standalone access points with controller-based mesh access points, design, software management, employee training, selection of new WLAN antennas, troubleshooting support
Products: Cisco Catalyst, Cisco Nexus, Cisco access points (standalone), Cisco Prime, WLAN bridges, macmon, Wireshark, Cisco 1572eac, 9800-L, 2802, 2702, 3802
Keywords: Tags, profiles, SSID, 802.1X authentication, captive portal, VLANs, IPv4, licensing, consulting, troubleshooting, software updates

Nov 2022 - Nov 2022

1 month

WLAN Network Expert

Self-employed

Strategic consulting on WLAN, new hardware, software, design and virtualization
Products: Cisco Catalyst, Cisco access points and WLAN controllers, VMware
Keywords: SSID, 802.1X authentication, captive portal, software updates, consulting, production, guest and office networks, firewall, network segmentation, RADIUS authentication, WLAN simulation

Aug 2022 - Aug 2022

1 month

LAN and WLAN Network Expert

Self-employed

Troubleshooting performance issues and network outages
Products: Cisco Catalyst, Cisco Nexus, Cisco access points (standalone), Cisco Prime, WLAN bridges, macmon, Wireshark
Keywords: Log analysis, packet capture, packet analysis, CPU, Spanning Tree, redundancy, software bugs

Mar 2022 - Dec 2022

10 months

LAN, WLAN, and Security Expert

Self-employed

Took over network operations from another service provider, planned and carried out the migration and transition, documented the work and performed acceptance tests, provided 2nd and 3rd Level Support, created operations manual
Products: Extreme Networks WLAN (IdentFi, Campus Controller, Accesspoints), Cisco Switching (Catalyst, Nexus, Small Business), Barracuda (F18, Control Center), Genua (Genugate, Genuscreen, Genucenter), Ivanti, Entuity, Cisco DCNM
Keywords: Administration, operations support, problem management, datacenter, properties, SINA workstations, WLAN scanners, ECOS boot stick, Spanning Tree, virtual Port channel (vPC), firewall, VPN, packet filtering, Application Level Gateway, ITIL, proxy servers, email security, spam

Aug 2021 - Aug 2021

1 month

Trainer in Wireless Technologies

Self-employed

Created and delivered online training
Products: PowerPoint, Wireshark
Keywords: Bluetooth, RFID, ZigBee, Z-Wave, BLE, NFC, EnOcean, modulation, WLAN, wave properties, physics, standardization organizations, signal behavior, antennas, receiver sensitivity, 2G/3G/4G/5G, DECT, microwave radio, Tetra

Jun 2021 - Jun 2021

1 month

WLAN Troubleshooting Expert

Self-employed

Troubleshot and resolved issues with WLAN scanners
Products: Cisco (Catalyst 9800/9115/9117/1562), Ekahau, Datalogic (Skorpio x5), Zebra (MC3300), Wireshark
Keywords: Inventory, troubleshooting, created test plans and performed tests, packet capture and analysis with Wireshark, report writing, 802.11r Fast Transition, created workarounds

May 2021 - Jun 2021

2 months

Architect for a New WLAN Concept

Self-employed

Current-state assessment, concept development, description of target architecture, Low Level Design, PoC and pilot planning, test matrix
Products: Cisco (Catalyst 9800/9100), Meraki (MR), Aruba (Central), Imagotag, Hanshow, MS Visio
Keywords: Guest WLAN, service WLAN, electronic shelf labels (ESL), “Pick by Voice”, WLAN coverage planning, 802.1X authentication, Clearpass, PoE, ZigBee

Apr 2021 - Present

5 years 8 months

LAN and WLAN Network Expert

Self-employed

Advised on LAN and WLAN, supported migration from Cisco AireOS to IOS-XE
Created WLAN designs, operations manuals and concepts, migration strategy, mesh access points, software management, staff training
Selected new hardware and software, supported troubleshooting, liaised with manufacturer TAC, prepared bug reports and workarounds, created test plans and migration strategies
Products: Cisco C9800-80, C9800-L, 9120, 9166, 9164, 9162, 2802, 2702, 7925, 8821, Cisco Catalyst Switches, Cisco Prime, Cisco Spaces, Cisco DNA, WLAN Bridges, Cisco ISE, Wireshark, Ekahau, Hamina, Zebra, Honeywell, Talkman, DLOG
Keywords: Tags, Profiles, SSID, 802.1X authentication, Captive Portal, VLANs, IPv4, Cisco Smart Licensing Satellite Server, software updates, consulting, troubleshooting, external antennas, Ekahau coverage planning, client bridges, location tracking, indoor navigation, directional antennas, Identity Based Service Engine, RADIUS profiling, access lists, web authentication, SSO, high availability, WLAN telephony, seamless roaming

Industry experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology.

Information Technology

Business area experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Customer Service, Procurement, Operations, and Project Management.

Information Technology

Customer Service

Procurement

Operations

Project Management

Summary

Tony Rosolek is the ideal contact for all topics related to the LAN and WLAN fields. He is one of only 13 “Certified Wireless Network Experts” (CWNE) in Germany and holds the most important certification in the WLAN field.

Consulting, design, operations, and troubleshooting in complex corporate networks are just a few of the areas where he can add significant value. He understands both the bits and bytes of various network protocols and can also communicate effectively at the CxO level. The combination of his communication and technical skills makes understanding business requirements and translating them into technical solutions one of his strengths.

Languages

German

Native

English

Advanced

Polish

Elementary

Education

Sep 2002 - Jul 2005

Deutsche Telekom AG

Vocational training as an IT Systems Electronics Technician, IHK qualification · IT Systems Electronics Technician · Frankfurt an der Oder, Germany

Aug 1992 - Jul 2002

Primary School and Realschule

Mittlere Reife · Frankfurt an der Oder, Germany

Certifications & licenses

CWISA Certified Wireless IoT Solutions Administrator

cwnp®

CWNE #356 Certified Wireless Network Expert

cwnp®

CWAP Certified Wireless Analysis Professional

cwnp®

CWDP Certified Wireless Design Professional

cwnp®

Cisco®

Cisco

CWSP Certified Wireless Security Professional

cwnp®

CWNA Certified Wireless Network Administrator

cwnp®

Cisco®

Statistics

Experience

Total positions 15

Experience in Information Technology 5.5 y

Avg length 1 y 1 m

Longest experience 5 y 7 m

Expertise

Recent roles Network Expert, Network Architect, Cisco WLAN Expert

Main industries Information Technology

Main business areas Information Technology, Customer Service, Procurement

Qualifications

Certifications earned 11

Member since

February 2026

Last update

October 2026

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Frequently asked questions

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Tony is based in Frankfurt (Oder), Germany.

Tony speaks the following languages: German (Native), English (Advanced), Polish (Elementary).

Tony has at least 6 years of experience. During this time, Tony has worked in at least 10 different roles and for 1 company. The average length of individual experience is 4 months. Note that Tony may not have shared all experience and actually has more experience.

Based on recent experience, Tony would be well-suited for roles such as: Network Expert, Network Architect, Cisco WLAN Expert.

Tony's most recent position is Network Expert at Self-employed.

In recent years, Tony has worked for Self-employed.

Tony is most experienced in industries like Information Technology, Professional Services, and Telecommunication.

Tony is most experienced in business areas like Information Technology, Customer Service, and Procurement. Tony also has some experience in Operations, Project Management, and Strategy.

Tony has recently worked in industries like Information Technology and Professional Services.

Tony has recently worked in business areas like Information Technology, Customer Service, and Procurement.

Tony attended Deutsche Telekom AG for IT Systems Electronics Technician.

Tony has 11 certificates. Among them, these include: CWISA Certified Wireless IoT Solutions Administrator, CWNE #356 Certified Wireless Network Expert, and CWAP Certified Wireless Analysis Professional.

Tony will be available from November 2026.

Daily rate distribution

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<€640 €640-800 €800-960 €1120-1280 €1280-1440 €1440+

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Daily rate avg. 910 €

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Median rate 800 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Calculated based on our freelancers’ daily rates as of 7 Nov 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.