Senior IT Systems Engineer

The role

The Senior IT Systems Engineer leads the design, administration, security, and reliability of enterprise technology platforms. This role manages infrastructure across cloud, SaaS, and on-premises environments.

What you will do

• Design, implement, and support enterprise infrastructure across AWS, Azure, Microsoft 365, SaaS, and on-premises.
• Lead infrastructure modernization, platform standardization, migration, and lifecycle management.
• Design and support highly available, scalable, and resilient systems.
• Perform capacity planning, performance optimization, and proactive monitoring.
• Lead complex troubleshooting, root cause analysis, and post-incident remediation.
• Serve as the highest-level escalation point for infrastructure, networking, cloud, and identity issues.
• Architect and administer Active Directory and Microsoft Entra ID environments.
• Lead enterprise identity initiatives including SSO, SCIM, MFA, and identity lifecycle management.
• Administer and optimize Microsoft 365 services.
• Develop automation solutions using PowerShell, Microsoft Graph, and APIs.

Required qualifications

• 7+ years of experience in systems engineering, infrastructure engineering, or related enterprise IT roles.
• Experience managing complex enterprise environments across cloud, SaaS, and on-premises platforms.
• Expertise with AWS cloud infrastructure and services.
• Expertise with Microsoft 365 and Entra ID.
• Expertise with Active Directory and identity services.
• Expertise with VMware administration.
• Expertise with enterprise networking, routing, switching, firewalls, VPNs, and high-availability architectures.
• Experience implementing and supporting SSO, MFA, SCIM provisioning, and RBAC.
• Advanced PowerShell scripting and automation experience utilizing APIs and Microsoft Graph.
• Knowledge of cybersecurity principles, vulnerability management, risk management, and compliance frameworks.
• Experience leading infrastructure projects, migrations, and operational improvement initiatives.
• Ability to perform advanced troubleshooting and root cause analysis.

Nice to have

• Industry certifications in AWS, Microsoft, VMware, Security, or Networking.
• Experience with Google Cloud Platform (GCP).
• Experience administering PagerDuty or similar incident management platforms.
• Experience supporting global, geographically distributed organizations.

Benefits

• medical
• dental
• vision
• disability insurance
• 401(k)
• EAP
• parental leave
• unlimited vacation
• company-paid holidays

About the company

Nexxen values differences, varied experiences, and collective contribution.