Daniel Langenhan

IT Consulting and Architecture for Automation and Cloud

Full working History


April 2020 - Current

DevOps Teamlead
Monash University, Melbourne

May 2019 – April 2020

Freelance Architect and Consultant

vLeet apac, Melbourne

  •  Working remotely with large European Clients. Providing Architecture, Scripting, and guidance for Cloud and Automation projects. Using vRA/vRO, NSX(t), vROPs and AWS.
  • Conducting Training in vRO and vRA
  • Currently looking for Australian Projects and contracts


April 2019

Relocated to Melbourne, Australia


April 2015 – April 2019

Lead Architect

vLeet GMBH, Germany

 Co-owner and Lead Architect, providing consultant services for external clients, defining virtualization approaches and investigating new technologies. Team management and team building. 

  • Kept project on schedule and within budget while serving as project leader.
  • Analyzed project feasibility and costs to evaluate goals of client.
  • Created new and innovative approaches to problems and discussed strategies with project managers and/or stakeholders and Vendors.
  • Mentored and trained new hires, resulting in stronger staff development and increased productivity.
  • Worked closely with customers, internal staff and other stakeholders to determine planning, implementation and integration of system-oriented projects.
  • Managed installation, upgrade and deployment projects and provided on-site direction as well as in-deep workshops and trainings, especially in System Administration, Cloud Management and Design, Automation scripting and Operational analysis.
  • Worked across whole of Europe with Fortune 500 national and international clients.


March 2013 – April 2019

Senior Consultant

VMWare International (EMA), Europe

 Worked as a senior consultant for vSphere, SRM, operational readiness, management and Cloud as well as automation for major German as well as European clients.

  • Worked with fortune 500 customers to understand requirements and provide exceptional service in vSphere, Cloud / Automation, Disaster Recovery and Operational support.
  • Designed and implemented cloud and Automation solutions based on vRA, vRO, NSX(t), vSphere, AWS and Containers
  • Created new and innovative approaches to problems and discussed strategies with project managers.
  • Devised overall strategy for documentation and identified design sets planned for each stage of work including as-built designs and final building information models.
  • Wrote and maintained custom scripts to increase system efficiency and performance time.
  • Worked within ITIL and AGIL environments.
  • Reported to clients and stakeholders as well as VMware management.


March 2013

Relocated to Munich, Germany


Juli 2012 –March 2013

Virtualization lead

Telstra , Melbourne

 Responsible for the complete VMware component of internal cloud that was rolled out for external customer use across Australia. The cloud solution incorporated the automation of NetApp, Cisco and Juniper automation tools as well as RedHat and Windows Operation Systems.

  • Created scalable Multi-Tenant Hosting Solution based on vCloud Director
  • Created cookie cutter model for easy replication across the whole of Australia
  • Architectually designed (including Detailed Design, Test cases etc) and managed the implementation
  • provided training and knowledge transfer
  • Agile based project management


December 2008 – Juli 2012

Senior Consultant

VMWare International (APAC), Australia & Pacific region

 Responsible for the design and implementation of Virtual Infrastructure and Cloud solutions for high profile clients in realms of Government (Federal and State and International), Military, Finance and Banking and large enterprises within Strategy & Operations for the Asia Pacific Region.

  • APAC Technical Specialist for Cloud and Cloud automation products.
  • Worked with national (AU) and international customers to provide implementations, Architecture and design in VMware Virtualization products
  • Developed presentation materials, technical documentation and knowledge transfer to customer staff & other VMware practice consultants and partners.
  • Worked as project manager for various implementations
  • Trained other consultants on the concepts, architecture, implementation and management of Operational Readiness for Virtual Infrastructure (National and International)
  • Reported to clients and stakeholders
  • Worked in ITIL and PRINCE2 environments
  • Ensured alignment between people, process and technology for escalated process and technical issues relating to Virtual Infrastructure and the organizational / shared services environment


Feb 2008 - December 2008

Hosting Solution Architect / Subject Matter Expert

Department of Finance and Treasury Victoria (I&TS), Melbourne

 Consulted on the creation of the conceptual architectural design of, and associated business case documentation for, the Whole of Victorian Government’s shared IT service initiative (Efficient Technology Services).

Provided advisory on all aspects of the lifecycle of shared services operations including service architecture (including working closely with Enterprise Architects for integration of solution into existing WoVG Enterprise Architecture), service descriptions, costing, staffing/resourcing and ongoing service management / operational requirements.

Business case was successful in gaining cabinet expenditure review committee (ERC) approval to proceed & secured AUD$90 Million+ funding allocation.

  • Developed funding plan
  • Researched new and emerging technologies for Green-IT and workplace economics
  • Presented to the stakeholders of the whole of Victorian government
  • Audit of existing infrastructure and strategies of Departments and agencies


August 2007 – Feb 2008

Technical Project Manager

Department of Finance and Treasury Victoria (I&TS), Melbourne

Responsible for DR and Server Consolidation and Virtualization. Enabled the Victorian Government to implement their DR strategy and server consolidation, according to the aggressive timetable required to support their business initiatives while reducing/eliminating substantial ongoing maintenance costs. 

Provided key technical consulting, implementation advisory and technical program management across a range of projects to support this major upgrade to the department’s range of technology platforms. This Included server consolidation, SAN storage & backup and DR implementation as well as the migration of all server and services from physical to virtual servers.

  • Backup and DR implementation
  • Technical Project Managing of Server consolidation and virtualization
  • Development and improving of existing ICT strategies 
  • Managing Asset Audits
  • Auditing ITC spending and Licensing, resulting in reduced spending
  • General technical consulting in virtualization and DR strategies
  • Implemented Incident escalation procedures
  • Establish contact and incident management


Dec 2006 – June 2007

Linux Designer / Engineer

AIG Australia, Melbourne

 Designed and implemented transition of business-critical software from Solaris to Linux based infrastructure.

  • Expanded local structure and audit compliance
  • Maintained and audited IT security standards
  • Transitioned IT security mechanism between systems
  • Redesigned/reemployed IT security mechanism
  • Passed head office IT Security Audit


April 2005 – Dec 2006

Unix/Linux Engineer

National Australia Bank, Melbourne

 Supported, implemented and engineered Linux and Solaris based solutions for global banking. The role required strong leadership with other departments and groups.

  • Responsible for global Linux infrastructure
  • 24/7 global last level support for business-critical systems
  • Engineered SOX compliant auditing tools
  • Log analyzing and threat analysis
  • Streamlined and redesigned DR procedures
  • Audited existing infrastructure for server refresh and virtualization project
  • Supported Australia’s first large scale virtual development environment.


March 2005

Relocated Melbourne, Australia


May 1997 – March 2005

Owner / Consultant / Trainer

Langenhan Computerdienstleitungen, Germany

 Specialized in IT consulting, training and secure network solutions for SME clients though out Germany.

  • Grew Business from start up to mid-level
  • Project Managed implementations
  • Designed and implemented whole datacenters and sites
  • Trained personnel
  • Designed and implemented control system for Cleaning personnel in US Airbase

May 1998 – March 2005

Freelance Trainer

 Worked as freelance trainer for Web design, Security, Operations Systems, Programming and Internet Business for the following institutes and companies:

In this capacity the following subjects where developed for the clients:

  • Created new seminars
  • Designed Seminar content
  • Designed certification tests


April 1996 – May 1997

Network Administrator / WebPage design / 
Real-estate and Bond sales

Conversa GmbH, Germany

 Successfully integrated knowledge of real estate and bond markets to develop an Internet solution that enabled online advertising and marketing.

  • Introduced proper NT Systems Administration
  • Designed companies first Web presence
  • Gained extensive experience in servicing the Japanese market.
  • Gained experience in sales and marketing
  • Gained experience with client interaction and contract negotiation


May 1995 – April 1996

Freelance Business consultant

AWD, Germany

 Provided effective sales and account management, resulting in rapid and significant increase in sales volumes. 

  • Gained significant experience in sales and client communications