Job
- Level
- Senior
- Job Field
- IT, Network, System
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Salary
- from 4.611 € Gross/Month
- Location
- Vienna
- Working Model
- Hybrid, Onsite
Job Summary
In this role, you are responsible for operating and advancing the IT infrastructure, optimizing processes, administering core services, and implementing security measures in hybrid environments.
Job Technologies
Your role in the team
- As a Senior IT Administrator, you will be responsible for the operation and further development of our IT infrastructure.
- With your expertise in IT security, automation, and cloud technologies, you ensure a stable, secure, and scalable system landscape.
- You work closely with internal teams, optimize existing processes, and drive the technical development of our solutions forward.
- Operation and further development of our entire IT infrastructure (Linux and Windows server environments).
- Administration of core services such as Active Directory, DNS, DHCP, as well as Endpoint Management.
- Ensuring system availability, performance, and stability through proactive monitoring.
- Creation and maintenance of documentation on system architectures, IT processes, and security policies to ensure traceability and maintainability of the IT infrastructure.
- Planning and implementation of IT security measures (Vulnerability Scans, MFA, SSO, OAUTH2).
- Management of firewall (Fortinet) and VPN solutions (IPSec/SSL).
- Responsibility for certificate and password management as well as security standards.
- Support and development of hybrid environments (On-Premise & Cloud, especially Oracle Cloud Infrastructure).
- Administration of virtualization solutions (Proxmox) as well as storage systems (NAS, Object Storage).
- Operation and maintenance of database systems (Oracle CDB/PDB).
- Management and administration of the telephone system (Mitel One) as well as its integration into our IT infrastructure.
- Automation of operational processes and deployments (e.g., with Jenkins, GIT).
- Integration and operation of systems via REST APIs.
- Planning and further development of our system architecture.
- Maintenance and further development of internal tools (e.g., Confluence, Jira, OpenSearch, Portainer, JBoss).
- Central contact person for internal IT inquiries.
- Close collaboration with software development and consulting.
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Our expectations of you
Qualifications
- Extensive expertise in IT organization, planning, and operations.
- Excellent knowledge of Linux and Windows Server (including Active Directory, Domain Controller).
- Very good knowledge of network technologies (VLAN, IPv4/IPv6).
- Excellent knowledge of firewall and VPN technologies (Fortinet, IPSec, SSL).
- Very good knowledge of virtualization (Proxmox).
- Excellent knowledge of Microsoft 365 / Entra ID.
- Excellent knowledge of cloud platforms, ideally Oracle Cloud Infrastructure.
- Experience in handling monitoring, backup, and automation solutions.
- Proficient in tools such as Jira, Confluence, GIT, and Jenkins.
- Knowledge in operating application servers (e.g., JBoss).
- Structured, analytical, and solution-oriented working style.
- High degree of personal responsibility and quality awareness.
- Teamwork and strong communication skills.
- Very good German and good English skills.
Experience
- Several years of experience in IT administration within complex system landscapes.
- Experience with database systems (Oracle) and storage solutions (NAS, DWH, Object Storage).
- Experience with container and platform tools (e.g., Docker, Portainer) as well as search and logging solutions (OpenSearch).
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What we offer
- Participation in an innovative, market-leading software solution with significant international growth potential.
- High degree of autonomy and creative freedom in IT infrastructure.
- A team that places great importance on collaboration, innovation, and open communication.
- Flexible working hours and the possibility to work part of your time from home.
- A modern office in a central location (U4 Meidling Hauptstraße).
- Paid Vienna Lines annual ticket or subsidy for the Climate Ticket.
- Access to exclusive employee offers and discounts.
- An attractive salary package with performance-based bonus.
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Benefits
Work-Life-Integration
More net
Topics that you deal with on the job
Job Locations
This is your employer
IBB Adaptive Solutions GmbH
Wien
For more than 20 years, IBB has been a trusted partner of merchants in the United States and abroad. We offer not just our well-developed standard software solution BONSAI, but also guidance through the implementation process, advice on optimizing business processes, and customized solutions that meet each customer's specific needs.
Description
- Company Type
- Established Company
- Working Model
- Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Senior IT Administrator
- Salary
- from 4.611 € Gross/Month
- Location
- Vienna
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
