freiberufler Infrastructure Architect auf freelance.de

Infrastructure Architect

offline
  • auf Anfrage
  • Bayern
  • National
  • de  |  en
  • 05.02.2020

Kurzvorstellung

Infrastructure architect capable of creating infrastructure strategies, architectures, and designs. Still a hands-on person in the domain of Cisco Networking and Linux.

Ich biete

  • Cisco (allg.)
  • Cisco Router
  • Dokumentation (IT)
  • Enterprise Architect (EA)
  • Infrastrukturarchitektur
  • Netzwerk-Sicherheit
  • Netzwerkarchitektur
  • Telekommunikation / Netzwerke (allg.)

Projekt‐ & Berufserfahrung

IT Architect Cloud and Data Center Infrastructure (2 Monate)
Public Sector Germany, Berlin, Berlin, Berlin
2/2020 – offen (1 Jahr, 5 Monate)
IT & Entwicklung
Tätigkeitszeitraum

2/2020 – offen

Tätigkeitsbeschreibung

Deliverables
- Customer workshops
- Highl-Level Design for Cisco ACI Data Center Network

Activities
- Develop and present design options in customer workshops
- Drive design and technology decision process in customer workshops
- Document design

Domains
- Large switched network
- Infrastrukcture Security
- Infrastructure virtualization
- Application networking services
- Automation based on Cisco ACI SDK, Ansible and Python

Technologies: Software Defined Networking (SDN), Layer-2/3 networking, network security

Products: Cisco networking products (including ACI, Catalyst, Nexus, ASA), Python, Python SDK for Cisco ACI, Ansible

Eingesetzte Qualifikationen

Netzwerk-Sicherheit, Enterprise Architect (EA), Cisco (allg.), Netzwerkarchitektur

IT Architect Cloud and Data Center Infrastructure
Public Sector Germany, Berlin, Berlin
12/2019 – 1/2020 (2 Monate)
IT & Entwicklung
Tätigkeitszeitraum

12/2019 – 1/2020

Tätigkeitsbeschreibung

Deliverables
- Interview questionnaires
- Interview protocols

Activities
- Define scope and interviewee roles for interviews
- Interview preparation through questionnaire generation
- Protocol interviews

Domains
- Applicable guidelines, regulations, and decisions
- Development, test, integration
- IT-security and segmentation
- Automation
- Client Services
- Data center networks
- Data center network operations
- Server virtualization
- Cloud services
- Production services

Eingesetzte Qualifikationen

IT Sicherheit (allg.), Netzwerk-Sicherheit, System Design, Cisco (allg.), Netzwerkarchitektur

Consultant: Network Data Analysis using Splunk
Public Sector Germany, Deutschland
4/2019 – 11/2019 (8 Monate)
Öffentliche Verwaltung
Tätigkeitszeitraum

4/2019 – 11/2019

Tätigkeitsbeschreibung

Project: Improvement of Network Operations

Deliverables
- Network and Network Data Discovery
- Splunk Dashboards and Apps

Activities
- Investigate and analyze data sources
- Investigate and propose possible metrics representing network health
- Investigate and propose possible reports, dashboard
- Present results to customer
- Implement Splunk dashboards and apps

Technologies: Layer-2/3 networking, network security, data analysis, programming

Products: Cisco networking products (including Catalyst, Nexus, ASA), Splunk Enterprise, Splunk SPL, Python, Python SDK for Splunk

Eingesetzte Qualifikationen

Datenbankadministration, Cisco (allg.)

Consultant: Migration Strategy to Cisco SDN/ACI
Public Sector Germany, Nürnberg
5/2018 – 11/2018 (7 Monate)
Öffentliche Verwaltung
Tätigkeitszeitraum

5/2018 – 11/2018

Tätigkeitsbeschreibung

Project: Data center transition to SDN

Deliverables
- Plan and conduct customer workshops to agree on migration strategy
- Migration strategy document
- Network current state analysis

Activities
- Identify migration steps under the aspects of complexity, down time and opportunities for automation
- Identify and describe impact of individual steps
- Create associated textual description of migration steps, including detailed logical and physical topologies
- Automation of documentation where possible
- Identify and describe rollback options
- Creation of Python pseudo-code for automation of migration
- Create parametrization data for implementation and migration
- Customize automated network current state analysis to provide input for automation of migration
- Leverage automated network current state analysis for network sanity checks
- Automated creation of ACI policies
- Validation of aforementioned procedures in the lab

Technologies: Hybrid Layer-2/3 overlays, MEC, layer-2/3 data center networking, server-load balancing, device virtualization, multicast, QoS

Products: Cisco ACI Multi-PoD, Cisco vPC, Cisco Nexus and NX-OS, Cisco Catalyst and CatOS, Cisco VDC, Python, Python SDK for Cisco ACI

Eingesetzte Qualifikationen

Migration, Cisco (allg.), Telekommunikation / Netzwerke (allg.)

Consultant: Network High-Level Design Cisco SDN (ACI)
Public Sector Germany, Nürnberg
1/2018 – 5/2018 (5 Monate)
Öffentliche Verwaltung
Tätigkeitszeitraum

1/2018 – 5/2018

Tätigkeitsbeschreibung

Project: Data center transition to SDN

Deliverables
- Customer workshops
- Combined data center customer requirements document and high-level design document

Activities
- Document customer requirements
- Develop and present design options in customer workshops
- Drive design and technology decision process in customer workshops
- Document design

Domains
- Metro virtual data center
- Data center interconnect
- Large switched network
- Infrastructure virtualization
- Application networking services

Challenges
- Number of co-located data centers: four
- Large scale: 30K MAC-Addresses, 500 VLANs, 16K STP logical ports

Eingesetzte Qualifikationen

Netzwerk-Sicherheit, Cisco (allg.), Netzwerkarchitektur

Consultant: Data Center Network Strategy for SDN
Public Sector Germany, München
10/2017 – 3/2018 (6 Monate)
Öffentliche Verwaltung
Tätigkeitszeitraum

10/2017 – 3/2018

Tätigkeitsbeschreibung

Customer: Public Sector IT Service Provider

Project: Data center re-design and technology refresh

Deliverable: Data center networking strategy document

Activities
- Plan and conduct customer workshops to agree on methodology and scope
- Propose and find consensus on strategy themes
- Agree on viewpoints
- Draft position statements and consensus finding
- Elaborate on viewpoints, position statements, dependencies, impact, and risk per theme
- Documentation

Domains
- Software-defined networking
- Segmentation
- Operations and management

Eingesetzte Qualifikationen

Cisco (allg.), Netzwerkarchitektur, Telekommunikation / Netzwerke (allg.)

Consultant: Customer Requirements Acquisition and Interviews for DC Network Stra
Public Sector Germany, München
8/2017 – 10/2017 (3 Monate)
Öffentliche Verwaltung
Tätigkeitszeitraum

8/2017 – 10/2017

Tätigkeitsbeschreibung

Project: Data center re-design and technology refresh

Deliverables
- Interview questionnaires
- Interview protocols

Activities
- Define scope and interviewee roles for interviews
- Interview preparation through questionnaire generation
- Protocol interviews
- Generate summary document

Domains
- Management
- Enterprise architecture
- Cloud piloting
- Storage management
- Server operations virtualization
- Data center roles, operational continuity, and disaster recovery
- IT security
- Server operations
- Segmentation
- IP address management
- Data center infrastructures and facilities operations

Eingesetzte Qualifikationen

Netzwerk-Sicherheit, IaaS (Infrastructure as a Service), Cisco (allg.), Netzwerkarchitektur, Dokumentation (IT)

Zertifikate

CCIE R&S Emeritus
April 2015
ITIL Foundation
Oktober 2012
TOGAF 9 Foundation
März 2011
VCP v3
März 2009
CCIE R&S
April 2002

Ausbildung

Informatik
(Informatik)
Jahr: 1997
Ort: Würzburg

Qualifikationen

Experience
* Fifteen years in consulting and engineering
* Twelve years for Cisco Services
* Leading engineering teams in multi-technology projects
* Solving complex challenges through structured approach
* Project experience in large merger environments
* Work experience in Europe, Middle East, and U.S.
* Strong in customer interaction through workshops and presentations, e.g. Cisco Networkers
* Creation and documentation of methodology and best practices
* Solid education and development track record
* Fluent use of English in word and writing

Accomplishments:
* 25+ international data center projects for top tier accounts
* Industry certifications, incl. CCIE, CCDE exam, VCP3, TOGAF 9 foundation, ITIL 3 foundation
* Security Clearance „Erweiterte Sicherheitsüberprüfung (Ü2) nach § 9 SÜG“
* Successful turnarounds in gridlocked project situations

Über mich

Infrastructure architect capable of creating infrastructure strategies, architectures, and designs. Understanding the value and goals of each stage, I can structure infrastructure projects in meaningful phases - driving each one in a rational and pragmatic manner.

Still a hands-on person in the domain of Cisco Networking and Linux; developing and deploying tool sets for documentation, current state analysis, configuration generation, provisioning, and test automation. Leveraging open source where possible.

Experience: CCIE R&S Emeritus, TOGAF 9 foundation, ITIL 3 foundation. Leading engineering teams in multi-technology projects. Strong in customer interaction through workshops and presentations. Solving complex situations through structured approach. Project experience in large merger environments. Work experience in Europe, Middle East, and U.S.. Presentation on customer facing events (incl. Cisco Live/Networkers) and to internal audiences. Creation and documentation of methodology and best practices. Solid education and development track record. Fluent use of English in word and writing.

Aspirations: Transformation, architecture, and strategy projects. Key subjects are IaaS, operational continuity, evaluation of technologies (complexity, cost, benefits, risks, maturity), IT architecture, IT strategy, knowledge transfers, and workshops.

Persönliche Daten

Sprache
  • Deutsch (Muttersprache)
  • Englisch (Fließend)
Reisebereitschaft
National
Arbeitserlaubnis
  • Europäische Union
Profilaufrufe
1841
Berufserfahrung
23 Jahre und 11 Monate (seit 07/1997)

Kontaktdaten

Nur registrierte PREMIUM-Mitglieder von freelance.de können Kontaktdaten einsehen.

Jetzt Mitglied werden