Senior IT Systems Engineer

Senior IT Systems Engineer

Position Overview

The Senior IT Systems Engineer II owns the administration, reliability, and security of Nexxen’s core IT infrastructure across on-premises and cloud environments. Operating with a high degree of independence, this role leads technical projects end to end, resolves complex Level 3 issues through root-cause analysis, automates repeatable work, and guides IT Systems Engineer I and IT Support team members.

What You’ll Do

Infrastructure & Networking

• Own office and remote-access networks, including Palo Alto Prisma Access / GlobalProtect and Cisco Meraki LAN, WAN, firewall, and wireless.

• Improve redundancy and failover across AWS, Azure, and VMware, and monitor performance and capacity.

Identity, Microsoft 365 & Automation

• Administer and troubleshoot Active Directory (including DNS, replication, and sync), Entra ID, SSO, SCIM, MFA, RBAC, and privileged access.

• Manage Microsoft 365, Jira Cloud, and Slack integrations, automating tasks with Microsoft Graph and scripting.

• Build AI-assisted automations, govern AI platform access and controls, and vet new AI tools for security and compliance.

Security & Compliance

• Enforce endpoint (CrowdStrike), email (SPF, DKIM, DMARC, Mimecast), firewall/VPN, and Zero Trust controls.

• Own backup and retention policies (Druva) and audit-ready SOX and SOC 2 controls.

Projects & Leadership

• Lead migrations and technical-debt cleanup, enforce IT standards, and resolve Level 2–3 escalations with root-cause analysis.

• Maintain system documentation and mentor IT Systems Engineer I and IT Support team members.

What You’ll Bring

Required Qualifications

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

• Advanced skills with Active Directory, Entra ID, Microsoft 365, AWS IaaS, VMware, VPN, and Meraki, plus Windows and macOS administration.

• Scripting and automation experience (PowerShell, Terraform, Ansible, or Microsoft Graph), including hands-on use of AI tools in IT operations.

• Solid knowledge of Zero Trust, email security, and SOX/SOC 2 compliance.

• Experience with Google Cloud Platform, PagerDuty, monitoring tools, and ITIL practices.

• Ability to manage multiple projects independently and collaborate with a global team.

• Excellent written and verbal English, with strong documentation habits.

• Relevant certifications.

At Nexxen, we value our differences, varied experiences, and collective contribution. We know that not everyone takes the same career path, so if you don’t match this job description perfectly, don’t worry! We would rather see your application than risk missing out on your potential to make an impact.

For information about how we handle your personal information please view our Applicant and Candidate Privacy Notice https://nexxen.com/applicant-and-candidate-privacy-notice/

Important Notice from Nexxen: Your Safety Matters

At Nexxen, we care about the well-being of our current and future employees. We are aware of the growing number of online scams and fraudulent job postings, and we urge all job seekers to remain vigilant. Please be advised that Nexxen will never request payment (whether in cash, cryptocurrency, or any other form) as a condition of employment, offer positions that require you to invest in vague or dubious financial schemes, or promote roles that resemble get-rich-quick opportunities. If you receive a suspicious message claiming to be from Nexxen or encounter a questionable job posting associated with our name, please contact us at infosec@nexxen.com to verify its legitimacy. Your trust is important to us. Stay safe and informed.

Nexxen Fraud Alert and Notice: Protect Yourself from Impersonation and Fraudulent Activity https://nexxen.com/nexxen-fraud-alert-and-notice/