This role will be based in the New York City office. Our team follows a hybrid schedule working in-office three days a week and remotely for the rest. This is an exempt position.

Each day can be different here at Nexxen, but some of the things you can expect to be doing daily are:

The Role

The Senior IT Systems Engineer serves as a senior technical leader responsible for the design, administration, security, reliability, and operational excellence of Nexxen's enterprise technology platforms across cloud, SaaS, and on-premises environments. This role leads infrastructure strategy, drives modernization initiatives, strengthens security and compliance controls, and serves as a key escalation point for complex technical issues.

Working with substantial autonomy, the Senior IT Systems Engineer partners across business and technical teams to deliver highly available, secure, and scalable technology solutions while improving operational efficiency through automation, standardization, and process improvement.

What you will do

Infrastructure Engineering & Operations

Design, implement, and support enterprise infrastructure across AWS, Azure, Microsoft 365, SaaS platforms, and on-premises environments.

Lead infrastructure modernization, platform standardization, migration, and lifecycle management initiatives.

Design and support highly available, scalable, and resilient systems, including disaster recovery and business continuity capabilities.

Perform capacity planning, performance optimization, proactive monitoring, and operational health management.

Lead complex troubleshooting efforts, root cause analysis, and post-incident remediation activities.

Serve as the highest-level escalation point for infrastructure, networking, cloud, and identity-related issues.

Identity & Access Management

Architect and administer Active Directory and Microsoft Entra ID environments.

Lead enterprise identity initiatives including SSO, SCIM provisioning, MFA, and identity lifecycle management.

Implement and maintain RBAC, privileged access controls, and least-privilege security models.

Partner with application owners to integrate enterprise authentication and access governance solutions.

Microsoft 365, Automation & Collaboration

Administer and optimize Microsoft 365 services including Exchange Online, SharePoint Online, Teams, and OneDrive.

Develop automation solutions using PowerShell, Microsoft Graph, APIs, and cloud-native technologies.

Implement AI-enabled operational efficiencies while maintaining governance, security, and compliance controls.

Support and integrate enterprise collaboration platforms including Microsoft 365, Slack, and Jira Cloud.

Network & Security Engineering

Administer and optimize enterprise network infrastructure, including Cisco Meraki and Palo Alto Prisma Access/GlobalProtect environments.

Design and maintain secure remote access, VPN, segmentation, firewall, and network security architectures.

Implement security controls across cloud, identity, endpoint, and network environments.

Lead vulnerability management, patch management, endpoint protection, and remediation programs.

Assess infrastructure and technology risks and recommend appropriate mitigation strategies.

Compliance, Governance & Operational Excellence

Define and maintain backup, retention, recovery, logging, and business continuity standards.

Support SOX, SOC 2, and other regulatory or audit requirements through control validation and documentation.

Develop and maintain architecture documentation, runbooks, operational procedures, and engineering standards.

Lead large-scale projects, technology migrations, integrations, and strategic initiatives.

Mentor engineers and contribute to technical leadership, knowledge sharing, and continuous improvement efforts.

What you will bring

7+ years of experience in systems engineering, infrastructure engineering, or related enterprise IT roles.

Demonstrated experience managing complex enterprise environments across cloud, SaaS, and on-premises platforms.

Strong expertise with: