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IT Security Engineer (M365)

Serbia, Novi Beograd Employment contract · Job Posted June 30, 2026
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Job Description

Join our IT Security team to secure Microsoft 365 services, resolve security challenges and continuously improve our security and backup infrastructure.

Job Responsibility

  • Assist in implementing and maintaining security measures for Microsoft 365 (M365) services, including Exchange Online, SharePoint Online, Teams and related platforms
  • Monitor security alerts and incidents, escalating as necessary and ensuring timely resolution
  • Maintaining and optimizing IT, network security & backup systems based on service requirements
  • Collaborating with development teams in order to optimize system implementation according to service requirements
  • Provide support and solutions to IT users for security issues (L2/L3 tier)
  • Maintain, evaluate and optimize IT and network security & backup systems

Requirements

  • Bachelor's degree in Computer Science, Information Technology, Cybersecurity or related field (or 2 years of equivalent practical experience)
  • Basic understanding of Microsoft 365 services, including Entra, Exchange Online, SharePoint Online and Teams.
  • Basic knowledge of Linux operating systems and experience with Bash scripting
  • Familiarity with security concepts and principles, such as access control, encryption and vulnerability management
  • Able to work independently and proactively
  • Strong analytical and problem-solving skills, with keen attention to detail
  • Excellent communication skills and ability to collaborate effectively within a team environment
  • Relevant certifications (e.g., Microsoft Certified: Fundamentals, CompTIA Security+) are a plus

Nice to have

  • Basic knowledge on security configurations and hardening of Linux-based systems in accordance with best practices
  • Working knowledge of AWS security tools and services
  • Experience with security assessments and penetration testing, including vulnerability identification and remediation strategies

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