Siemens Careers

Exchange Administrator support OneGM (m/f)

Amadora, Portugal
Information Technology

English (UK)

Job Description

GS IT Global Operations Lisbon is an international near shore competence center, providing Siemens AG with innovative solutions and high-quality services across the IT value chain. We work in over 220 applications, systems and projects ranging from infrastructure services for IT platforms up to data analytics and cyber defense, achieving an unprecedentedly high level of customer satisfaction. 

OneGM is a team of experienced Microsoft Exchange Administrator referred to as a Central Messaging Service Provider (CMSP).  CMSPs provide a matured technical foundation and experienced skill-set within messaging and its required services.  Exchange Organization support will be offered at the highest level, (LV3). CMSPs are members of a global team One Global Messaging or OneGM. OneGM will maintain the messaging application on cost-effective systems serving at peak performance for high availability efforts.  OneGM will align with OneAD to get the highest level of performance tuning for the mission-critical enterprise systems.

What are my responsibilities?

  • Technical leadership role for the messaging infrastructure, including monitoring, maintenance, troubleshooting to enable peak performance for high availability

  • Monitor, debug, troubleshoot, and administrate the hybrid Exchange Online infrastructure

  • Monitor and fine-tune logging methods for high performance, availability, and featured security analysis for the On-Premise Exchange infrastructure.

  • Manage & delegate permissions for the Exchange Organization, utilizing Active Directory security groups and the Role based access control.

  • Provide third tier support to the Decentral Messaging Service Provider (DMSP) for fault analysis, remediation, and instructional guidelines for monitoring, maintenance, and administration best practices. 

  • Maintain incident/problem management in accordance to published SLAs, tracking via Siemens FITS.

  • Utilize the team mailbox for testing and communications with DMSPs

  • Develop, modify, and/or maintain PowerShell scripts for automation within the exchange organization

  • Schedules and perform installs and upgrades, maintaining them in accordance with established IT policies and procedures.

  • Collaborate w/OneAD on service support and maintenance for hardware/software level alignment of security and best practices in OS, OS UPDATES; BACKUP OS, TRENDMICRO, TPAM, SCOM,  ETC.

  • Function independently and with confidence to offer advice for process improvements; including the enhancements that will improve the reliability and performance of the system.

  • Provide independent technical consulting (EXPERT LEVEL) for all departments and divisions within Siemens AG (reactive) and participate/lead collaboration meetings with internal teams/outside professional relations teams that are hosted on-site or virtual

  • Coordination partner / provider interaction and collaboration i.e.: Microsoft, Atos, and SIEMENS units, others as required

  • Maintain the backup procedures for exchange objects

  • Participate and complete project tasks to meet deadlines set by Project Management.




What do I need to qualify for this job?

  • Bachelor’s Degree (Computer Science, Information Systems, etc.) or relevant experience working in medium/large enterprise environment

  • Proven ability in IT infrastructure planning, performance monitoring, and development.

  • A minimum of three years' experience with Windows Server platforms.

  • A minimum of five years' experience administering Microsoft Exchange.

  • Extensive experience with services and support of Microsoft Exchange On-Prem 2010 / higher

  • Established ability to support Exchange Online (Office 365 Hybrid) and all dependent services

  • Management knowledge of non-system Public Folders

  • Comfortable using PowerShell scripting for administration and automation purposes

  • Background with Active Directory and Services related to Active Directory

  • Background with Microsoft Windows Server 2008(R2) and Windows Server 2012(R2)

  • Working knowledge of VMware or similar virtualization technology

  • Understand the impact of a Firewall/LAN/WAN configurations in the enterprise/site/region

  • Function within project management (project co-operation) and performing in accordance to ITIL


What else do I need to know?

In Siemens Portugal we offer the possibility to integrate a young, dynamic and very multicultural team and to grow within one of the most solid multinational companies operating in the market.

As a leading global engineering and technology services company, Siemens provides innovative solutions to help tackle the world’s major challenges in the areas of electrification, automation and digitalization. That’s why we are always looking for curious, open-minded people, people who dare to ask tough questions. Like every Siemens employee worldwide. Are you in?

If this offer meets your professional aspirations, please send your application in English

Job ID: 83566

Organisation: Global Services

Experience Level: Mid-level Professional

Job Type: Full-time

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