IT Security and Network Administrator

Job Summary

The IT Security and Network Administrator is responsible for day-to-day security operations and administration of the organization’s Microsoft Defender security platforms, email security controls, Firewall and network security solutions. The role focuses on monitoring, responding to security events, following standard security policies, and supporting incident response activities under established frameworks and senior guidance.

Key Responsibilities

Microsoft Defender Security Platforms

• Administer and support Microsoft Defender for Endpoint (MDE) including device onboarding, policy application, alert monitoring, and basic incident investigation
• Support Microsoft Defender for Identity (MDI) by monitoring identity-related alerts and assisting with remediation actions
• Administer Microsoft Defender for Office 365 (MDO) including anti-phishing, anti-malware, safe links, and safe attachments policies
• Support Microsoft Defender for Cloud (MDC) by monitoring security recommendations and assisting with remediation tasks
• Escalate advanced threats and complex incidents to Supervisor/Manager.
  
  

Email Security

• Manage and support email security policies including spam filtering, phishing protection, malware detection, and email flow rules
• Investigate suspicious emails and user-reported phishing incidents
• Support email security awareness initiatives and incident response processes
  
  

Network Security

• Support administration and monitoring of network security controls such as firewalls, VPNs, and secure network access policies
• Monitor network security alerts and logs for potential threats or anomalies
• Assist in implementing standard network security rules and segmentation controls
• Coordinate with network teams and vendors for incident resolution and changes
  
  

Security Operations & Incident Response

• Monitor security dashboards, alerts, and logs across security platforms
• Perform initial triage and analysis of security incidents
• Execute containment and remediation actions as per defined playbooks or processes
• Document incidents, actions taken, and lessons learned.
  
  

Collaboration & Continuous Improvement

• Work closely with IT operations, SOC, and system teams
• Participate in security reviews, system upgrades, and platform enhancements
• Recommend improvements to security monitoring and response processes
  
  

Required Qualifications

• Bachelor’s degree or diploma in Information Technology, Cybersecurity, or a related field
• 2–4 years of experience in IT security operations or system administration
• Hands-on experience with Microsoft Defender platforms (MDE, MDI, MDO, MDC)
• Experience supporting email security solutions
• Working knowledge of network security concepts (firewalls, VPNs, IDS/IPS)
• Familiarity with security incident response processes
  
  

Preferred Skills & Certifications

• Microsoft security certifications such as SC-200, SC-300, MS-102
• Experience with Switching, Firewall (Fortinet) Networking (CCNA)
• Exposure to Zero Trust security principles
• Understanding of compliance frameworks (ISO 27001, NCA, SOC, etc.)
• Strong analytical, troubleshooting, and documentation skills
  
  

Why Join Us

At AMICO, we believe in fostering a diverse and inclusive workplace. We recognize the value that different perspectives and experiences bring to our company.

As part of our commitment to diversity, we encourage applications from all individuals as part of our inclusive hiring practices.

This initiative is part of our broader diversity agenda aimed at creating a balanced and innovative workforce