Senior Manager of Network Engineering, Core42 – United States

About Us

Core42, a leader in AI-powered cloud and digital infrastructure, is driving transformative technology solutions globally. Leveraging advanced resources and partnerships, Core42 empowers clients to harness sovereign AI infrastructure, especially in sectors with stringent regulatory needs. With a mission to redefine digital transformation, we combine sovereign capabilities with scalable, high-performance compute infrastructure, positioning itself at the forefront of AI innovation in the Middle East and beyond.

The opportunity

The Senior Manager of Network Engineering will lead the strategy, design, deployment, and operational excellence of network infrastructure supporting large-scale GPU, AI, and HPC environments. This role is responsible for building and managing high-performing network engineering teams while ensuring the reliability, scalability, security, and performance of multi-tenant and high-density network environments.

The ideal candidate brings deep expertise in AI and HPC network architectures, including high-speed Ethernet, InfiniBand, RoCEv2, segmentation, routing, firewall policy, and multi-site connectivity. This leader will partner closely with infrastructure, security, facilities, operations, and executive leadership to deliver resilient network platforms that support rapid growth and demanding performance requirements.

Your key responsibilities

• Develop and execute the network engineering strategy for large-scale AI, GPU, and HPC infrastructure, ensuring scalability, performance, and operational resilience.
• Lead the design, implementation, and lifecycle management of high-performance network environments, including Ethernet, InfiniBand, RoCEv2, management, storage, and tenant-isolated network fabrics.
• Oversee multi-tenant network architectures, including segmentation, VRFs, VLANs, routing domains, and secure traffic flow between environments.
• Establish and enforce network security standards, including firewall policy design, access controls, and traffic inspection aligned with organizational and regulatory requirements.
• Partner with infrastructure engineering, security, and operations teams to ensure network architecture integrates with compute, storage, and data center design.
• Collaborate with ISPs, carriers, and hardware vendors for service delivery, escalation management, capacity planning, and performance optimization.
• Drive network observability through monitoring, alerting, logging, and performance analysis across critical services and transport layers.
• Lead incident response and root cause analysis for major network events, ensuring timely resolution and continuous improvement.
• Build, mentor, and manage a high-performing network engineering team, setting priorities, development plans, and technical standards.
• Define and maintain documentation standards for architecture, topology, policies, procedures, and change management.
• Drive automation and standardization using tools such as Ansible, Python, or equivalent frameworks.
• Establish and track KPIs for availability, latency, throughput, incident response, and network reliability.
• Serve as the primary network engineering liaison to senior leadership, providing roadmap recommendations and risk assessments.
• Evaluate emerging technologies to improve performance, security, and scalability across AI infrastructure environments.

What we’re looking for

Required skills / qualifications

• 10+ years of experience in network engineering, including large-scale data center, HPC, cloud, or AI environments.
• 5+ years of leadership experience managing network engineering teams or programs.
• Deep expertise in data center networking: BGP, EVPN/VXLAN, VRFs, VLANs, routing, switching, and segmentation.
• Strong experience with InfiniBand, RoCEv2, and high-speed Ethernet in GPU or HPC environments.
• Proven experience designing and operating secure multi-tenant network architectures.
• Strong understanding of firewall platforms and network security controls in complex environments.
• Experience working with ISPs, carriers, and vendors for provisioning and escalation management.
• Hands-on experience with network monitoring, telemetry, packet capture, and troubleshooting tools.
• Demonstrated ability to build, lead, and scale technical engineering teams.
• Strong communication skills and ability to translate technical strategy into business impact.

Preferred skills / qualifications

• Experience in GPUaaS, AI cloud, sovereign cloud, or large-scale HPC environments.
• Knowledge of zero trust architecture and microsegmentation.
• Familiarity with data center physical infrastructure (power, cooling) as it relates to networking.
• Experience with infrastructure-as-code and network automation.
• Certifications such as CCNP, CCIE, JNCIP, PCNSE, or equivalent.
• Experience with multi-site or geographically distributed network environments.

The U.S. base salary range for this full-time role is $181,600 to $272,400, with bonus, LTIP and benefits on top. Salary ranges are set according to the role, level, and location. The range listed on each job posting represents the minimum and maximum target salary for new hires across all U.S. locations. Actual pay within this range will depend on factors such as the specific work location, job-related skills, experience and relevant education or training.

What working at Core42 offers

With a diverse team of 1,100+ employees from 68 nationalities, we foster an inclusive, innovative and collaborative environment. At Core42, we foster a culture grounded in trust, accountability and high performance. We are united by our values: Grit, where we overcome challenges with resilience and determination, Passion, which drives us to pursue excellence in everything we do, and Impact, as we aim to inspire progress and create meaningful change. Our team members thrive in an environment where each person’s contributions propel us forward, and together, we commit to achieving extraordinary results.

Core42 is committed to building a diverse and inclusive workplace. As an equal opportunity employer, Core42 does not discriminate based on race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age or any other legally protected status. Reasonable accommodations are available throughout the application and employment process.