System Administrator - Windows, VMware

Information about the position

  • Place of work: Bratislava region, Bratislava
  • Start date: 01.03.2017
  • Contract type: full-time

Job description, responsibilities and duties

Location: Bratislava, CBC
Working Time: EMEA

Position Summary:
You will be a member of Tier 2 support responsible for management and maintenance for Windows/VMware operating system and hardware, identification, acceptance and troubleshooting, responding on system incidents and outage calls, client requests, cooperation with hardware vendors.

Roles and Responsibilities:
As a member of Windows System Hosting Tier 2 support team your main duties will be:
- Working on auto generated alarm tickets or internal client tickets
- Act as an escalation point for next level of support
- Performing remote investigation /troubleshooting and monitoring within Windows server infrastructure.
- Actively participating in monthly security /maintenance release patching sessions, basic troubleshooting
- Performing basic SAN storage maintenance and troubleshooting
- Troubleshooting of TCP/IP networking within the OS layer
- Deploying changes on operating system in the requested environment
- Maintenance /Upgrade of the hardware management software remote tools
- Hardware logs troubleshooting
- Backup / Restore support on the OS layer

Other benefits

What can we offer you?

Alongside a challenging, demanding role in a new and exciting team we can offer you the right work/life balance as well as a selection of benefits to support you including:

Sickness compensation plan
Company contribution to pension fund
Annual bonus
Sport & Culture
Private medical program
Extensive Life and Disability Insurance
Special bonus for the important life events e.g. birth of child, marriage
Flexible working
Numerous lifestyle discounts
Company events
Award winning ‘AT&T University’

Requirements for the employee

Required education

Secondary with school-leaving examination
Follow-up/Higher Professional Education
University education (Bachelor's degree)
University education (Master's degree)
Postgraduate (Doctorate)

Educational Specialization


Language skills

English - Upper intermediate (B2)

Computer skills - administrator

Windows server administration - advanced

Personality requirements and skills

Key Competencies and Skills:

- Administering Windows server operating system versions 2003/2008/2012 on intermediate level
- Administering VMware on intermediate level
- Knowledge of Dell, HP, IBM hardware brands
- Good understanding of TCP/IP networking layer
- SAN/NAS storage exposure
- Overall RAID configuration knowledge
- Backup and restore solutions experience
- Microsoft Clustering experiences
- Knowledge of SCCM, WSUS

Preferred Qualifications:

• Minimum 3 years overall Windows system administration, related experience, and related training required, MCSE certification. Microsoft Windows Clustering or other cluster technology solutions, WSUS/SCCM experiences, VCA/VCP certifications, VMware virtualization knowledge/experience it`s a plus, Citrix XenApp experiences/CCA certification, ITIL certification


Brief description of the company

Considering we’ve done some pretty impressive work around here, that’s saying something. But we couldn’t have done it without our brilliant people, and you could be one of them. With an average of two patents a day and eight Nobel Prizes to our name, it’s no wonder that for more than a century we have been defining the industry and setting the bar for innovation. This is your chance to do the same. Explore a career with AT&T.

Main focus of the company's activities

Information technology, computer programming, web portals

Company address

AT&T Global Network Services Slovakia s r.o.
Aupark, Einsteinova 24
85101 Bratislava