Andreas Wißkirchen-Freelancer
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Experience
Freelancer
Infrafibre Networks GmbH
- Assessing the current status (planning stage / rollout status) of the so-called inter-polygon routes
- Creating an end-to-end project plan for the individual routes, considering active and passive components and tasks
- Monitoring and controlling the implementation of the plan
- Optimizing the chosen network architecture
- Creating network and splice diagrams
Senior IP Network Planner
Deutsche Giga Access GmbH
Planning, building, and further developing a state-of-the-art telecommunications network as the basis for all products
Evaluating and testing technologies and vendors, and developing scalable, cost-efficient, and flexible network concepts
Further developing and optimizing the networks, as well as technically developing new service offerings
Configuring and optimizing the backbone and access network infrastructure, including the data center platform
Developing and documenting network concepts for the relevant network layers
Analyzing market technology trends and assessing possible use cases
Responsible for the functional and capacity development of the various network layers
Responsible for the technical implementation of the developed concepts in collaboration with upstream providers, vendors, and colleagues from other departments
Supporting operations and program management with technical issues
Tracking current developments and trends in networking (software-defined data centers/networking, automation, seamless MPLS, etc.) and evaluating these technologies and products
Creative and integrated planning of local connections using fiber-based IP solutions
Creating connectivity and network concepts
Advising on technical questions related to backbone planning (connecting rollout areas to the backbone via fiber or leased bandwidth)
Commissioning the core ring with Juniper MX10003 at the Frankfurt, Hannover, and Düsseldorf sites
Developing backbone documentation using the Netbox freeware
Joining RIPE NCC and applying for an AS and an IPv6 address range for DGA and NorthernAccess
Concept and planning of several rollout areas
Designing a management network (DCN) for DGA, including IP address planning, device selection, and procurement
Managing 7,196 IPv4 addresses
Backbone Project Manager / Senior Backbone Project Manager
Deutsche Glasfaser Wholesale GmbH
- Implementing and planning backbone connections for Deutsche Glasfaser's FTTx areas, especially residential and commercial zones
- Monitoring and coordinating project status and managing backbone resources and staff
- Setting up and implementing planning and documentation systems
- Creating connectivity concepts at passive and active network layers, including WDM planning
- Negotiating contracts for backbone connections with other carriers
- Forecasting and budget planning as well as project controlling for backbone structures
Technical Expert for Broadband and IP Pre-Service Portfolio in Technical Requirements Management
Telekom Deutschland GmbH
Leading projects with up to 40 employees from various corporate units to roll out products and technologies across the Telekom group in Germany
Acting as the safety and evacuation officer
Timely activation of a new system with error-free and complete data migration from the legacy system; staying within budget and generating valid reports
Developing a saving concept to free up around 5.5 million IPv4 addresses and migrating the network without impacting customers
Technical Expert for Broadband and IP Pre-Service Portfolio at Head Office T-Home
Telekom Deutschland GmbH
Taking overall responsibility for various technical projects and subprojects with up to 25 employees from different organizational units
Acting as the safety officer
Maintaining intranet pages
Timely rollout of a system within the given budget and generating valid reports
Smooth relocation in 2009 from Bochum to Bonn
Consultant VLM Broadband, THS & IP in Technical Infrastructure, Supra-Regional Branch
Telekom Deutschland GmbH
- Taking responsibility for various technical projects and subprojects with up to 25 employees from different organizational units
- Serving as the safety officer
- Maintaining the department's intranet pages
System Engineer Consultant in Technical Infrastructure, West Branch
Telekom Deutschland GmbH
Responsible system engineer for the Düren region
Acting as the laser safety officer
Standing in for the team leader in all technical and personnel matters for a team of 18 employees
Supporting network technicians with complex faults
Implementing complex new systems in the assigned technical area
Assisting network technicians with setup and commissioning, including training, as well as supporting the operation of customer connections
Advising sales on technical customer enquiries and developing solutions
Requesting and coordinating support services under framework agreements with manufacturers or internal units
Scheduling service appointments with manufacturers for troubleshooting and change implementation
Providing technical support during construction measures
Preparing and forwarding reports on operational disruptions and widespread faults
Maintaining the branch's intranet servers
Received a bonus for a suggestion to improve and simplify DCN structures
Timely migration of the old DCN into the new Z-DCN network
Successful recertification as a network administrator according to DIN EN ISO/IEC 17024
Network Technology Specialist in Technical Infrastructure, West Branch
Telekom Deutschland GmbH
Responsible system engineer for the Düren branch and the Düren region
Ensuring the operation of transmission technology
Building and expanding the Q- and X-DCN networks of the Düren branch
Received the CCNA recertification
Received the network administrator certificate according to DIN EN ISO/IEC 17024
Operations Technician for Transmission Technology in the Düren Technical Branch
Telekom Deutschland GmbH
Responsible system engineer for the Düren branch
Operating transmission technology
Building and expanding the DCN networks
Scheduled activation of 70 network elements in Cologne and 20 in Bonn for the SDH2000+ network through voluntary weekend work
Timely commissioning of the management networks for connecting customers to the ADSL network
Successful completion of the pilot for a specialist profile of the new IT training system in collaboration with the Fraunhofer Institute for Software and System Technology
Network Management Associate in the Cologne Technical Branch
Telekom Deutschland GmbH
Managing and controlling orders
Monitoring, handling and coordinating appointments
Managing escalations
Timely provision of transmission paths
Successful application for CCNA training
System Operator MVS/OS/390 in Computer Service Management
Telekom Deutschland GmbH
Migrating proprietary console systems to a server-based system without downtime
Enabling remote access
Saving on-call trips to the data center
Employee in network management at the Magdeburg technical branch
Telekom Deutschland GmbH
Initial entry of all data for operating locations under the Magdeburg telecommunications office in the REBELL (BS2000) IT system until August 1994
Rewarded for timely data entry with a low error rate through a bonus payment
Industry Experience
See where this freelancer has spent most of their professional time.
Experienced in Telecommunication.
Business Area Experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Project Management, Operations, and Product Development.
Skills
- Operating Systems: Windows Family Incl. Windows 11, Linux/Unix, Os/2, Os/390, And Mvs
- Databases: Microsoft Access And Mysql/Mariadb
- Programming Languages: Microsoft Vba, Perl, Python, C, Html, Css, And Php
- Networks: Transmission Networks Based On Fiber Or Copper Technology (Sdh & Pdh), Xdsl Transmission Techniques, Wdm, Firewalls, Fttx, And Lan/Wan Technologies (Gpon, Xgs-Pon, Etc.)
- Protocols: Tcp/Ip (Ipv4 And Ipv6), Routing Protocols Such As Is-Is, Ospf, Eigrp, And Bgp; Clnp/Clns; Mpls; Frame Relay; Atm; Ethernet; Token Ring; X.25; Qd2; Snmp; Wireless Lan; Voip (Sip); Gre And More.
Languages
Education
Deutsche Bundespost - Telekom
Apprenticeship as communications electronics technician specializing in telecommunications, technical secondary school diploma · Communications electronics technician (telecommunications) · Germany
Certifications & licenses
Building Scalable Cisco Internetworks (BSCI)
Cisco Systems
Certification as Safety Officer
Post and Telecommunications Accident Insurance Fund
Recertification for CCNA
Cisco Systems
Recertification for Network Administrator
Recertification for CCNA
Cisco Systems
Certification as Network Administrator
Certification for CCNA
Cisco Systems
Statistics
Experience
Global Experience
Expertise
Qualifications
Profile
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