Senior IT Systems Engineer at Nexxen | AdTechTalent
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Nexxen
Senior IT Systems Engineer
AWS Azure Microsoft 365 Active Directory Entra ID PowerShell Microsoft Graph Slack Jira Cloud Cisco Meraki Palo Alto VMware SSO MFA SCIM RBAC infrastructure systems engineering cloud networking security automation compliance disaster recovery
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$100K – $130K
Join Nexxen and work on a role built for experienced AdTech operators.
Full job description Senior IT Systems Engineer responsible for design, administration, security, reliability, and operational excellence of enterprise technology platforms across cloud, SaaS, and on-premises environments. Lead infrastructure strategy, modernization, security, and compliance. Manage AWS, Azure, Microsoft 365, Active Directory, Entra ID, VMware, enterprise networking, and security architectures. Develop automation with PowerShell and Microsoft Graph. Support identity and access management including SSO, MFA, SCIM, and RBAC. Lead troubleshooting, capacity planning, disaster recovery, and compliance initiatives. Mentor engineers and lead projects. Requires 7+ years experience in systems or infrastructure engineering, strong expertise in listed technologies, and knowledge of cybersecurity and compliance frameworks. Preferred certifications in AWS, Microsoft, VMware, Security, or Networking. Location: New York City office with hybrid schedule (3 days in-office, rest remote). Salary range $100,000-$130,000 plus benefits including medical, dental, vision, disability, 401(k), EAP, parental leave, unlimited vacation, and company holidays.
What you'll do Design, implement, and support enterprise infrastructure across AWS, Azure, Microsoft 365, SaaS platforms, and on-premises environments Similar jobs
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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
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
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
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
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 Requirements 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 Strong expertise with AWS cloud infrastructure and services Strong expertise with Microsoft 365 and Entra ID Strong expertise with Active Directory and identity services Strong expertise with VMware administration Strong expertise with enterprise networking, routing, switching, firewalls, VPNs, and high-availability architectures Experience implementing and supporting SSO, MFA, SCIM provisioning, RBAC and access governance Advanced PowerShell scripting and automation experience utilizing APIs and Microsoft Graph Strong knowledge of cybersecurity principles, vulnerability management, risk management, and compliance frameworks Experience leading infrastructure projects, migrations, and operational improvement initiatives Proven ability to perform advanced troubleshooting and root cause analysis across infrastructure, networking, cloud, and SaaS technologies Strong documentation, communication, and cross-functional collaboration skills Preferred: Industry certifications in AWS, Microsoft, VMware, Security, or Networking Preferred: Experience with Google Cloud Platform (GCP) Preferred: Experience administering PagerDuty or similar incident management platforms Preferred: Experience supporting global, geographically distributed organizations Tech stack AWS Azure Microsoft 365 Active Directory Microsoft Entra ID PowerShell Microsoft Graph Slack Jira Cloud Cisco Meraki Palo Alto Prisma Access GlobalProtect VMware SSO MFA SCIM provisioning RBAC
Benefits Medical insurance Dental insurance Vision insurance Disability insurance 401(k) Employee Assistance Program (EAP) Parental leave Unlimited vacation Company-paid holidays
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Company
Nexxen Nexxen is the advertising platform that delivers full-funnel performance powered by unique data and media. Comprised of a demand-side platform (“DSP”) and supply-side platform (“SSP”), with the Nexxen Data Platform at its core, we meet the demands of today’s converging media landscape with exclusive audience intelligence, automation and expertise. Headquartered in Israel, Nexxen maintains offices throughout North America, Europe and Asia-Pacific and is traded on Nasdaq (NEXN). For more information, please visit nexxen.com.
Industry
Advertising Services
Website
https://www.nexxen.com
Posted
4 days ago
Category: Engineering
New York, US • 5 months ago
engineering leadership programmatic advertising real-time bidding
