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Think Smart

Senior System Administrator

ApplyКандидатствай

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    Tech Stack / Изисквания

    About the Job

    We are looking for a Senior System Administrator with extensive expertise to join our team. This role requires a deep understanding of advanced systems, networks, and cloud infrastructure, paired with a proactive approach to solving complex technical challenges. You will play a pivotal role in maintaining, optimizing, and future-proofing the technology landscape for our clients.

    Responsibilities

    • Monitor, modify, and troubleshoot sophisticated enterprise-grade systems, servers, and software.
    • Ensure high availability and performance of mission-critical systems.
    • Lead the resolution of escalated technical tickets and identify root causes for long-term solutions.
    • Mentor junior team members and provide advanced technical guidance.
    • Architect, administer, and optimize hybrid cloud environments, particularly within Microsoft 365 and Azure ecosystems.
    • Integrate advanced features in Exchange Online, Azure AD, SharePoint Online, Teams, and OneDrive for Business.
    • Monitor for and mitigate vulnerabilities across all systems.
    • Optimize system performance and scalability to support future growth.
    • Design and troubleshoot advanced LAN/WAN architectures involving enterprise-grade firewalls, VLANs, and high-availability configurations.
    • Manage virtualization environments (VMware, Hyper-V).
    • Create and maintain comprehensive documentation, including technical designs, SOPs, and troubleshooting guides.
    • Contribute to the internal knowledge base and lead technical workshops for the team.
    • Serve as a trusted technical advisor for clients, guiding them on best practices and strategic technology investments.

    Qualifications and Skills

    • Bachelor’s degree in computer science, Information Systems, or a related field. Advanced certifications are a plus.
    • Minimum of 3 years in a senior technical role, including experience in architecting and managing enterprise IT environments.
    • Recent Microsoft certification, such as AZ-104, MS-102, SC-300, or equivalent experience with the commitment to gain a Microsoft certificate within 6 months
    • In-depth expertise in Windows Server (2019, 2022) and Windows Desktop OS.
    • Proficient in advanced Microsoft 365 workloads, including Power Platform, compliance management, and automation.
    • Deep understanding of Active Directory (on-premises and Azure AD) and hybrid identity solutions.
    • Strong analytical and strategic problem-solving skills.
    • Excellent communication and stakeholder management abilities.
    • Client-first mindset with exceptional customer service orientation.
    • Prior experience working in a Managed Service Provider (MSP) environment is a plus.