Senior System AdministratorSee all recent Jobs

We are looking for a talented and experienced Senior System Administrator to join our team of IT professionals. If you thrive in a fast-paced, tech-driven environment and enjoy managing complex IT infrastructures, we would love to meet you.

Key Responsibilities

• Maintain and support the integrity of Active Directory (on-premises) and Azure Active Directory.
• Create, configure, and manage users, groups, subnets, and organizational structures.
• Administer internal and external DNS services.
• Manage Office 365 licensing, provisioning, and user access.
• Implement and maintain Logic Apps and automation processes to streamline operations.
• Handle SSO (Single Sign-On) configurations and identity management.
• Manage SSL certificates to ensure secure communications across platforms.
• Review, apply, and respond to critical software updates and system patches.

Required Qualifications

• BSc/MSc in Computer Science, Computer Engineering, or a related field.
• At least 6 years of proven experience in System Administration and IT Infrastructure roles, specifically in some or all of the following:
  • System Administration (Windows, Linux, Unix)
  • Domain Administration (Group Policies, DNS, SCCM)
  • Exchange Administration
  • Data Center & Network Management
  • Database Administration (MongoDB, PostgreSQL, MS SQL)
  • Virtualization Environments (VMware, Hyper-V)
  • Containerized Environments (Docker, Kubernetes)
• Hands-on experience with Azure Active Directory and PowerShell scripting.
• Strong knowledge of Office 365 ecosystem.
• Excellent command of the English language (written and spoken).
• Military obligations fulfilled (for male candidates in Greece).

What We Offer

• Competitive salary based on experience.
• Private health insurance coverage.
• A dynamic and challenging work environment focused on continuous learning and professional growth.
• Exposure to cutting-edge technologies and innovative projects.
• A collaborative and supportive team culture.
• Opportunities to expand your role and responsibilities in a fast-evolving organization.

  UpcoMinds is a dynamic IT company with 25 years of experience that provides end-to-end web and mobile solutions helping businesses to reinvent themselves in the digital world. Our team’s skills and expertise will ensure the holistic digital transformation of any organization, which will considerably improve both business operations and customer’s experience.

  Our goal is to always have our end products and services reflect our deep engineering skills and elegant progressive design aesthetic. We fundamentally believe deeply in developing long term strategic partnerships with our clients by exceeding expectations and maintaining a high level of transparency.

  Find out more about us at www.upcominds.com

  We commit to promote Inclusion & Diversity by creating a working environment where all employees are treated with dignity and respect and where individual differences are valued. We offer equal opportunity in all aspects of employment.

  Our recruitment consultants will go through your Curriculum Vitae as soon as possible and get back to you to discuss the opportunity for which you apply. If you don’t hear from us in the coming ten (10) working days, you may consider that you have not been selected for the particular job.