Senior IT System Administrator -

Hamilton Barnes Associates Limited; Hannover; Vor Ort; EUR 65.000; Vollzeit

Zusammenfassung

A leading organization in the energy and utilities sector seeks a Senior System Administrator to oversee and manage its IT infrastructure. This role demands strong operational skills, ensuring smooth system functioning while providing support and developmental insights in a dynamic environment. Join a company that values employee development and offers modern office amenities along with a flexible work schedule.

Leistungen

30 days of vacation per year

Flexible working hours

Regular mobile working opportunities

Health promotion initiatives

Employer-sponsored pension schemes

Discounted job/Germany ticket

Annual employee discussions

Open and familiar working atmosphere

Regular company events

Qualifikationen

• Experience with Windows servers, Active Directory, and ideally Linux systems.
• Knowledge of cloud architectures, especially Microsoft Azure.
• Familiarity with VMware and network protocols.

Aufgaben

• Manage operational IT tasks and infrastructure maintenance.
• Support network maintenance, installations, and IT support.
• Participate in infrastructure development and system improvements.

Kenntnisse

IT infrastructure operations

Windows servers

Client operating systems

Microsoft Entra ID

Microsoft Exchange

Active Directory Services

M365 technology

Linux systems

Cloud architectures

Backup concepts

Networking

VMware

vCenter

vSphere

Ausbildung

Good to very good qualification with a focus on IT

Jobbeschreibung

We are partnering with a prominent international organization headquartered in Hanover, specializing in the energy and utilities sector. They are currently seeking an experienced Senior System Administrator to oversee and manage the daily operations of their IT infrastructure. With a workforce of over 400 employees and annual revenues exceeding €3 billion, this company offers an exciting opportunity to contribute to a dynamic and growing industry.

The ideal candidate will play a crucial role in ensuring the seamless functioning of their infrastructure, supporting their continued success and expansion.

If you are interested in this opportunity, encourage you to apply today!

Responsibilities:

• You will be involved in administrative IT tasks (Microsoft Entra ID maintenance, mailbox creation, documentation, license management, IP address management, patch management, backups, etc.).
• Responsible for the installation and maintenance of servers including virtualization.
• Support network maintenance and development (switch/router configurations, firewall configurations, etc.).
• Work actively in IT support (helpdesk, client support including telephones, printers, etc.).
• Be part of the on-call rotation.
• Responsible for system monitoring as well as the development and implementation of improvements.
• Actively participate in the further development of the infrastructure system landscape.
• Responsible for the maintenance and further development of the infrastructure landscape (OnPrem and MS Azure).

Skills/Must have:

• You are interested in all topics related to the operation of IT infrastructure.
• Ideally, you have a good to very good qualification with a focus on IT.
• You are confident in using Windows servers, client operating systems, Microsoft Entra ID and Exchange.
• You have practical experience with Microsoft Active Directory Services and ideally with M365 technology.
• You have initial experience in the administration of Linux systems.
• You enjoy the further development and maintenance of IT systems.
• You are familiar with cloud architectures (preferably Microsoft Azure) and can develop, implement and operate backup concepts (in the cloud, on-premises and in hybrid environments).
• You have advanced knowledge of networks (IP, routing, DNS, WINS, DHCP, etc.).
• Ideally, you are familiar with the following topics: VMware, vCenter and vSphere.

Benefits:

• Modern office equipment and 30 days of vacation per calendar year
• Flexible working hours with a 38.5-hour week
• Regular opportunity for mobile working
• Company health promotion and employer-sponsored company pension schemes
• Discounted job/Germany ticket
• Annual employee discussions and individual personnel development
• Regular company events, an open and familiar working atmosphere with informal culture

Salary:

• €65,000