Wi-Fi Experts in Dusseldorf
matched in minutes from over 15,000 CVsHire experts who plan secure WLAN environments, optimise radio performance and connect offices, warehouses, hospitals and customer spaces. Get precise access to vetted, available freelancers with the right Wi-Fi experience for your project.
Meet FRATCH Experts in Dusseldorf, who have recently used Wi-Fi
Thomas K.
Last position:
Advisor - Programmes & Operational Excellence at P2P.org
Non-custodial staking and digital-asset infrastructure for Web3 wallets, exchanges, and institutional custodians
Advised the COO on delivery for staking and digital-asset infrastructure serving institutional custodians, exchanges and wallets across regulated markets.
- Ran the company-wide KPI and OKR process across the organisation, raising company-wide OKR achievement from 50% to 65%.
- Designed and implemented OKR/KPI frameworks enabling structured quarterly delivery cycles and executive-level execution visibility.
- Defined, documented and improved the P2P governance and operating processes across programmes and operations.
Maher S.
Last position:
Product Development – Test Management – Rollout at Telefónica Deutschland
Participation in various projects related to the development and introduction of new telecommunications products in the mobile communications and fixed-line sectors, with a focus on 5G, wholesale and IPv6 technologies.
- Planning, coordination and execution of product development projects, particularly in the 5G and fixed-line environments
- Support for the rollout of new offerings, including test management and quality assurance
- Participation in the development of wholesale products and eSIM solutions
- Close coordination with internal departments (technology, marketing, operations) and external partners
- Use of agile tools and methods for project management and collaboration
Tools: JIRA, MS Office, MS Project
Technologies: 5G, 5G Campus Networks, Fixed Network (FixNet), IPv6, eSIM, Wholesale product development
CS-APN 5G NSA – IPv6 / Dual-Stack for B2B Customers
Ensuring the use of CS-APNs in dual-stack mode (IPv4/IPv6) in combination with MPLS VPN and IPSEC VPN.
- Project management including test planning, test coordination and go-live management
- Technical coordination for activating IPv6 functionality for B2B connections
eSIM Manager – Product Development for B2B Customers
Development of a tool for the fast and scalable provision of eSIM profiles for business customers.
- Product design and process definition for activating eSIMs on different device types (smartphones, IoT, laptops)
- Collaboration with partners to integrate the solution into existing infrastructures
eSIM Handling B2B – Blanco eSIM Process Integration
Optimization of the eSIM provisioning process through the introduction of dynamic Blanco eSIM processes.
- Definition of new processes for issuing non-activated eSIMs (Blanco) via the frontend and partner community
- Design of the integration into service and IT systems
All-IP 5G NSA – Mobile Access for B2B Internet/Voice Services
Expansion of the All-IP portfolio with mobile 5G access offering higher bandwidth for business customers. (5G Indoor Coverage).
- Project management including test management and go-live preparation
- Interface coordination for introducing Local-SIM-based solutions
5G PN – Campus Roaming / Private Networks
Development and introduction of 5G Private Network (PN) solutions with a focus on industrial applications (IIoT).
- Design and definition of business use cases
- Development of SIM/eSIM processes for 5GPN, including roaming between private and public networks
IPv6 for B2B – Introduction in Mobile and Fixed-Line Products
Introduction of IPv6 support for All-IP products and M2M services in the B2B environment.
- Product and process development for integrating IPv6 (in accordance with RIPE-554)
- Implementation for large customers such as retail chains with several thousand branches in Germany and abroad
Rashmi K.
Last position:
Service Lifecycle Manager at Vodafone Group Services GmbH
Ensured 99%+ platform availability across Android, iOS, and web, maintaining zero customer-impact and zero P1 incidents through proactive monitoring and risk mitigation.
Led Incident, Problem, and Change Management with offshore operations and vendors, driving rapid issue resolution and improving product stability.
Partnered with QA teams and international OpCos to validate defects, reproduce issues, and enhance product quality using real-time customer insights.
Managed end-to-end lifecycle activities including platform migrations, infrastructure upgrades, certificate renewals, and integrations (Identity, API, Messaging).
Established operational excellence and governance by designing service support models, leading Early Life Support (ELS) and post-launch stabilization, delivering KPI reporting, and ensuring seamless transition from project to service management.
Product: Secure Net - Classic, Converged & Home Wifi Protect
Product Description: The all-in-one digital security service that helps keep you and your family safe online when using the Vodafone (Mobile and Broadband) network. Get alerts if your personal information shows up anywhere it shouldn't, whilst we find and block malicious content across all your devices using.
Clients: Vodafone OpCos - Spain, Italy, UK, Ireland, Greece, Turkey, Germany, Portugal, Romania
Role & Location: Service Manager for Lifecycle and Operations at Düsseldorf, Germany
Worked with/on: ITSM Remedy, Jira, Confluence, Splunk, Dynatrace, Tableau, Mongo DB, Google Analytics, App Follow
Kacper K.
Last position:
Author
Seqnaut and Sycosm (WIP) – Embedded Audio DSP & Synthesis Platform
- Embedded audio DSP framework — synthesizers, effects, drum machines; modular audio graph
- Sequencing: PianoRoll, StepGrid, MasterClock; 8-voice polyphonic synth; CLI + OSC
- Transient Detector — dual-envelope adaptive threshold, guitar attack detection
- Hardware: Teensy 4.1, custom AFE design tapping BOSS GX-100; MIDI FX integration
Label: C++23, C, Python, CMake, FreeRTOS, Teensy 4.1 (ARM Cortex-M7), Teensy Audio (Stoffregen), DaisySP, I2S/SAI, OSC, MIDI
Hisham E.
Last position:
System Engineer Network & Security at Isringhausen GmbH
- Operation, maintenance and administration of the global network & security system landscape
- Troubleshooting and support in 2nd & 3rd levels and provide technical advice to other dept.
- Configuration of complex LAN/WAN/SD-WAN and WLAN network infrastructures (N5K, N9K, ASR 8000, Wireless Controller WLC9800, AP C91xx and VMware Velo Cloud)
- Control of external service providers as part of service and escalation management
- Implementation and monitoring of system updates (software upgrades, minor/major changes)
Stanislaus S.
Last position:
Security Consultant at Rohde & Schwarz AG at Star Labs GmbH
- Worked on FPGA enhanced network encryption device with secure boot, TPM2.0 and smart card integration for BSI approved usage with Post Quantum Cryptography
- Developed and audited Linux drivers
- Collaborated using GitLab, Gerrit, Confluence and Jira
- Technologies: C, C++, Secure Boot
Rakesh L.
Last position:
Multi Domain Expert IT Infrastructure at Speira GmbH
- Development and implementation of multi-domain infrastructure strategies to optimize system performance in OT and IT.
- Design of security concepts for multi-domain infrastructures, including IT security management.
- Oversight of incident management, problem management, and change management.
- Managing the entire lifecycle of a strategic project, including planning, execution, delivery, and stabilization.
- Supporting IT governance, IT architecture, and risk management.
- Conducting workshops on IT security and infrastructure.
Abdelhak M.
Last position:
Network Architect at Bechtle Managed Services GmbH
- Created as-is network documentation for a Bechtle customer
- Analyzed existing configurations and adjusted them
- Advised on Fortinet and Check Point products
- Troubleshot complex routing, switching and application issues
- Tools: MS Azure, FortiManager, Cisco Nexus & Catalyst, Cisco WLAN Controller, Citrix Netscaler SD-WAN, MS Visio, Checkpoint VSX, Wireshark
Humayun S.
Last position:
Test Manager at ProSiebenSat.1 Media SE
- Quality assurance for 7 apps and websites as well as Galileo
- Designing, planning and executing tests
- Designing the test strategy in an agile team
- Planning, monitoring and coordinating test activities
- Reviewing and matching test cases
- Documenting test results
- Reviewing found defects
- Collaborating with developers
- Conducting regression tests
- Creating test summary reports
- Participating in various meetings with all stakeholders
- Approach, tools & systems: Jira, Android Studio, iOS, Android, Agile-Scrum
Heinz-Dieter L.
Last position:
Consultant at CH Crypto Group
- Advice on governance and information security topics: BAIT, MaRisk
- Creating governance documents (policies, guidelines)
- Developing emergency manuals
- Based on BSI IT baseline protection standard 200-4 and ISO2700x
Discover over 15,000 top freelancers
Statistics of experts using Wi-Fi
Aggregated from the professional profiles of matched freelancers.
Experience
19 years (Germany: 24 years)
Position duration
2.4 years (Germany: 3.1 years)
Positions per freelancer
15 (Germany: 16)
Top business areas
Information Technology, Operations, Project Management
Top industries
Information Technology, Telecommunication, Automotive
Certification focus areas
Information Technology, Project Management, Audit
Bachelor's degree or higher
86% (Germany: 79%)
Master's degree or higher
57% (Germany: 46%)
Certifications per freelancer
6 (Germany: 4)
Most common languages
German, English, Arabic
Speak two or more languages
90% (Germany: 96%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Dusseldorf are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Dusseldorf using Wi-Fi
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Wi-Fi experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (90%)
- Telecommunication (70%)
- Automotive (60%)
- Government and Administration (60%)
- Banking and Finance (40%)
- Manufacturing (40%)
- Healthcare (30%)
- Transportation (30%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Wireless foundations
Wi-Fi is the wireless networking technology defined through the IEEE 802.11 family of standards. It connects laptops, phones, sensors, industrial devices and other clients to local networks and the internet through radio access points. WLAN is the common German term, while wireless LAN describes the same general use case.
Networks in practice
Wi-Fi specialists design coverage for offices, campuses, hotels, retail spaces, warehouses and healthcare facilities. They balance capacity, roaming, latency and security rather than simply adding access points. In Dusseldorf, this can support mobile workforces, logistics operations, manufacturing sites and customer-facing venues.
- Survey buildings and identify interference
- Plan access point placement and channel use
- Configure staff, guest and device networks
- Improve roaming for voice and mobile devices
Ecosystem and tooling
A complete Wi-Fi project can involve access points, switches, firewalls, authentication services, cloud management and monitoring. Strong specialists work with vendor ecosystems such as Cisco, Aruba, Juniper Mist, Ruckus and Ubiquiti, while understanding DHCP, DNS, VLANs, RADIUS and network access control. Survey tools and packet analysis help verify decisions.
When expertise matters
Companies bring in freelance Wi-Fi professionals when an installation has dead zones, unstable roaming, poor capacity or unclear ownership between network layers. External expertise is also useful during office moves, warehouse expansions, security upgrades and migrations from legacy wireless LAN designs.
- Users report recurring disconnections
- New devices overload existing radio cells
- A site needs secure guest or IoT access
- An audit must validate coverage and controls
Security and operations
Wi-Fi security covers identity, encryption, segmentation, certificate handling and device policy. Specialists may implement WPA3, enterprise authentication, captive portals and guest isolation, then connect alerts to broader operations. They document configurations, test failure scenarios and make support procedures clear for internal teams.
What strong specialists deliver
The best professionals combine radio-frequency knowledge with practical IP networking and clear communication. They validate designs on site, explain trade-offs and leave usable maps, configurations and acceptance tests. For remote collaboration, they can analyse controller data and logs; on-site work remains important for surveys, interference checks and physical installation review.
Frequently asked questions
Curious about Wi-Fi? Here are the answers that come up again and again.
Companies use Wi-Fi for employee connectivity, voice services, handheld warehouse devices, scanners, sensors, guest access and building systems. A well-designed network can also support location services and operational mobility when coverage, capacity and security are planned together.
Wi-Fi offers flexible connectivity without cabling every endpoint and is well suited to mobile devices and changing workspaces. Ethernet usually provides more predictable performance for fixed equipment, while private cellular networks can suit wide industrial areas or specialised mobility requirements. The right choice often combines all three.
A capable Wi-Fi specialist should understand switching, routing, VLANs, DHCP, DNS, firewalls and identity services such as RADIUS. Useful additional skills include radio-frequency surveying, packet analysis, cloud network management, PowerShell or Python automation, and documentation for support teams.
The right level depends on the site, user density, security model and operational risk. A small office refresh may need focused configuration expertise, while a campus, warehouse or healthcare deployment calls for Wi-Fi design, surveying, migration planning and structured validation.
Many Wi-Fi tasks can be completed remotely, including controller configuration, monitoring, troubleshooting and documentation. On-site access is valuable for predictive or active surveys, interference analysis, access point placement and testing roaming in the actual environment. In Dusseldorf, companies may combine local visits with remote delivery.
Ask for a clear design rationale, coverage assumptions, capacity model, security plan and acceptance criteria. Quality Wi-Fi work includes measured results, documented configurations, tested roaming and a practical handover rather than relying only on signal-strength screenshots.
Wi-Fi is the widely used industry name for interoperable wireless networking products and services. WLAN means wireless local area network and describes the network itself, while IEEE 802.11 refers to the technical standards family behind the technology. In everyday project discussions, these terms often overlap.
A Wi-Fi assignment in Dusseldorf may involve offices, logistics facilities, manufacturing environments, retail locations or public-facing sites. Freelancers should clarify on-site requirements, access windows, documentation standards and language expectations early, especially when local teams need hands-on support in addition to remote coordination.
The average hourly rate of freelancers in Dusseldorf, Germany who have used Wi-Fi in their recent projects is 96 €, which corresponds to a daily rate of about 768 € based on an 8-hour working day.
Of the freelancers in Dusseldorf, Germany who have used Wi-Fi in their recent projects, 86% hold at least a Bachelor's degree and 57% hold at least a Master's degree.
On average, freelancers in Dusseldorf, Germany who have used Wi-Fi in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 2.4 years.
The most common languages among freelancers in Dusseldorf, Germany who have used Wi-Fi in their recent projects are German (90%), English (90%), and Arabic (20%).
The most common industries among freelancers in Dusseldorf, Germany who have used Wi-Fi in their recent projects are Information Technology (90%), Telecommunication (70%), and Automotive (60%).
The most common business areas among freelancers in Dusseldorf, Germany who have used Wi-Fi in their recent projects are Information Technology (100%), Operations (70%), and Project Management (60%).
Main locations of FRATCH Experts, who have recently used Wi-Fi
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
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Philipp Thomaschewski
FRATCH CEO
