System Infrastructure Specialist

abra professional services is seeking a Senior System Infrastructure Specialist.

We are looking for a skilled Senior System Infrastructure Specialist to manage, maintain, and support complex IT infrastructures in a dynamic, enterprise-level technological environment.

This role requires extensive hands-on experience with VMware, virtualization, Windows Servers, hybrid environments, PowerShell scripting, and infrastructure project management, along with strong troubleshooting and problem-solving skills.

A full-time hybrid position based in Modi'in, Israel, with 4 days a week from the office and 1 day remote. The position requires 9 working hours per day.

Key Responsibilities:

• Manage and support enterprise IT infrastructure, including virtualization, servers, storage, backup systems, and cloud and data center environments.
• Maintain and operate Microsoft 365 infrastructure, including email services.
• Manage Windows Server environments and infrastructure services such as Active Directory, DNS, DHCP, and SCCM.
• Collaborate with development teams to define and implement infrastructure requirements.
• Provide technical guidance and support to Tier 1 and Tier 2 support teams, help desk staff, and technicians.
• Manage infrastructure changes and production deployments according to organizational procedures.
• Perform ongoing maintenance and troubleshooting to ensure maximum system availability and stability.
• Lead technological infrastructure projects independently and implement innovative solutions to improve system performance and operational efficiency.
  
  

• At least 5 years of experience as a System Administrator in a large enterprise organization, working in hybrid environments with hundreds of servers and thousands of workstations – mandatory.
• Extensive experience managing VMware environments, including Hyperconverged Infrastructure (HCI); experience with vSAN is preferred – mandatory.
• Proven experience leading technological infrastructure projects – mandatory.
• Strong knowledge and proven ability to independently develop complex PowerShell scripts – mandatory.
• Experience managing VDI environments – advantage.
• Familiarity with Linux, automation tools, and scripting – advantage.
• Experience working with information security and networking solutions – advantage.
• Certifications such as VMware, MCSA, CCNA, Azure, or DevOps – advantage.
• Experience maintaining and operating enterprise storage and backup systems – advantage.
• Strong Tier 2/3 troubleshooting skills and ability to independently investigate technical issues using English documentation.
  
  

• Strong self-learning abilities and the ability to quickly understand complex technological environments.
• Ability to independently lead technological projects and processes with a deep understanding of organizational needs.
• Creative thinking and ability to identify and implement innovative technological solutions.
• Strong organizational skills and ability to work according to established standards and procedures.
• Excellent interpersonal and communication skills, with the ability to collaborate with end users, help desk teams, technicians, developers, infrastructure teams, and project managers.
• Ability to professionally guide and mentor technical teams.
• High service orientation and strong teamwork skills.
• Willingness to work under pressure and maintain high availability beyond standard working hours when required.