Senior IT System Administrator – Infrastructure & Security

Jobtailor; Schweinfurt; Vor Ort; EUR 75.000 - 110.000; Vollzeit

Zusammenfassung

Jobtailor in Germany seeks an experienced IT Infrastructure Specialist to design, implement and optimize the company’s server, storage and network landscape. You will focus on stability, scalability and security while aligning with ISO 27001 and IT-Grundschutz practices.

You will lead virtualization efforts (VMware/Hyper-V), manage Active Directory, backups and disaster recovery, and drive automation to reduce vulnerabilities and improve service availability.

Qualifikationen

• Degree in (business) computer science or an equivalent qualification.
• Alternatively: vocational training as IT specialist for System Integration with relevant experience.
• At least 5 years' experience in designing and operating complex IT infrastructures.
• Strong knowledge in designing, implementing and optimizing server, network and storage infrastructures; Active Directory; IT security solutions; monitoring, backup and disaster-recovery systems.
• Excellent understanding of IT infrastructures with a focus on Windows-based systems and networking technologies.
• Experience with virtualization (VMware, Hyper-V or similar).
• Ability to proactively develop IT infrastructures, identify vulnerabilities and implement automations.
• Ideally knowledge of ISO 27001 and IT-Grundschutz.
• Independent, structured working style and high personal responsibility.
• Strong preventive mindset in IT security and risk management.

Aufgaben

• Plan and optimize the IT system landscape with a focus on stability, scalability and security.
• Implement technical solutions in server, storage and network infrastructure as well as related applications.
• Develop IT security strategies, including risk management and documentation.
• Monitor day-to-day operations and take responsibility for maintenance processes and system availability.
• Analyze incidents and evaluate results from monitoring and anomaly detection systems.
• Continuously research, assess and integrate new technologies into the existing system landscape as part of projects.

Jobbeschreibung

• Plan and optimize the IT system landscape with a focus on stability, scalability and security
• Implement technical solutions in the areas of server, storage and network infrastructure as well as related applications
• Develop IT security strategies, including risk management and associated documentation
• Monitor day-to-day operations and take responsibility for maintenance processes and system availability
• Analyze incidents and evaluate results from monitoring and anomaly detection systems
• Continuously research, assess and integrate new technologies into the existing system landscape as part of projects

Requirements

• Degree in (business) computer science or an equivalent qualification
• Alternatively: vocational training as an IT specialist for system integration (Fachinformatiker Systemintegration) with relevant professional experience
• At least 5 years' experience in designing and operating complex IT infrastructures
• Strong knowledge in designing, implementing and optimizing: server, network and storage infrastructures; Active Directory; IT security solutions; monitoring, backup and disaster-recovery systems
• Excellent understanding of IT infrastructures with a focus on Windows-based systems and networking technologies
• Experience with virtualization (e.g., VMware, Hyper-V or similar)
• Ability to proactively develop IT infrastructures, identify vulnerabilities and implement automations
• Ideally, knowledge of relevant standards and frameworks (e.g., ISO 27001, IT-Grundschutz / IT Baseline Protection)
• Independent, structured working style and a high level of personal responsibility
• Strong preventive mindset in IT security and experience in risk management

Core Competencies

Demonstrates expertise in designing, implementing, and optimizing IT infrastructures with a strong focus on server, network, and storage solutions. Proficient in developing IT security strategies and risk management while ensuring system stability, scalability, and security.

Highest-signal resume keywords

• IT Infrastructure Design
• IT Security Solutions
• Risk Management
• Virtualization (VMware, Hyper-V)
• Monitoring and Anomaly Detection

ATS Optimization Keywords

Hard Skills

• Server Infrastructure
• Network Infrastructure
• Storage Infrastructure
• Active Directory
• Backup Systems
• Disaster-Recovery Systems
• Windows-Based Systems
• Networking Technologies
• Automation Implementation
• Incident Analysis

Soft Skills

• Independent Working Style
• Structured Working Style
• High Level of Personal Responsibility
• Preventive Mindset

Certifications & Qualifications

• Degree in Computer Science
• Vocational Training as IT Specialist for System Integration
• ISO 27001 Knowledge
• IT-Grundschutz Knowledge

Industry Keywords

• IT System Landscape
• IT Security Strategies
• Risk Management Documentation
• Monitoring Systems
• Anomaly Detection Systems