Senior IT Network & Cybersecurity Administrator

SSS is looking for a Senior IT Network & Cybersecurity Administrator to lead and enhance our enterprise network infrastructure and cybersecurity operations.

The role will be responsible for ensuring secure, reliable, and scalable IT environments across on-premises and cloud platforms.

Key Responsibilities:Design, implement, and manage enterprise network infrastructure including LAN/WAN, VLANs, routing, switching, network segmentation, and firewall security.Administer and optimize Microsoft Azure and AWS cloud environments, including virtual machines, networking, identity management, IAM, security controls, and access policies.Manage Microsoft Intune for endpoint management, device compliance, application deployment, and security configurations.Lead cybersecurity operations including firewalls, endpoint protection, IDS/IPS, vulnerability assessments, incident response, and security risk management.Manage Microsoft Exchange (Online/On-Premises), email security, mail flow, archiving, and protection against phishing and malware threats.Support and maintain IP Telephony systems, SIP configurations, and QoS policies.Maintain IT security documentation, network diagrams, policies, and compliance requirements.Provide technical leadership and mentorship to junior IT team members.

Required Qualifications & Experience:Bachelor’s degree in Information Technology, Computer Science, or related field.5+ years of experience in network administration and cybersecurity roles.Strong hands-on experience with:Microsoft Azure (Azure AD/Entra ID, VMs, Networking, MFA, Conditional Access)AWS (EC2, S3, VPC, IAM, Security Groups)Microsoft Intune & Endpoint ManagementEnterprise Firewalls and Network SecurityVLAN, Routing, Switching, LAN/WANMicrosoft Exchange AdministrationPractical experience with cybersecurity solutions such as:SophosMimecastEndpoint Protection PlatformsSecurity Awareness Platforms (KnowBe4 or equivalent)Good understanding of cybersecurity frameworks such as NIST, ISO 27001, and CIS Controls.Experience with website administration and CMS platforms is a plus.Preferred Certifications:CCNPMicrosoft Azure Administrator (AZ-104)Microsoft Azure Security Engineer (AZ-500)AWS Solutions Architect / Security SpecialtyCEH / CISSPSophos or Mimecast certifications