Network Manager

We are seeking a Network Manager to lead Marex’s global network team. You’ll design, build and operate the enterprise network across data centres, cloud, offices and remote users, ensuring secure, reliable, and high-performing connectivity to support a rapidly growing business.

What You'll Do

• Lead a global team of network engineers, providing direction, mentorship, and performance management.
• Own end-to-end operation and stability of the global enterprise network across data centres, cloud, offices and remote users.
• Develop and implement strategies to ensure high network availability, reliability, and performance.
• Oversee and optimise network operations, including incident response, change management, monitoring, and proactive maintenance.
• Architect and maintain a scalable, secure, and modern network.
• Improve observability by leveraging tools for performance monitoring, fault detection, and root cause analysis.
• Collaborate with security and infrastructure teams to ensure alignment and integration.
• Contribute to capacity planning, scalability initiatives, and disaster recovery strategies.
• Support M&A integrations, including discovery, planning, and execution of network consolidation and onboarding strategies for newly acquired companies.
• Standardise network tools, policies, and configurations across acquired entities to meet enterprise requirements.
• Manage relationships with Network vendors, renewals and identify cost/value optimisation initiatives that meet objectives.
• Continuously improve network processes and capabilities through automation, documentation, and cross-functional collaboration.
• Serve as a key escalation point during critical incidents and participate in post-incident reviews with actionable outcomes.
• Project network consultancy for different lines of business for new technical network requirements.
• Ensure network projects are delivered on time and on budget.
• Resource planning and allocation to ensure priorities are met.
• Track and manage overall Network budget.
• Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with.
• Act as a role model for highest standards of integrity and conduct and reflect Marex’s values.
• Always comply with Marex's Code of Conduct and internal policies; report breaches to Compliance and/or supervisor; escalate risk events immediately; provide input to risk management processes.

What We're Looking For

• Team Management and Leadership Experience (minimum 5 years)
• Previous experience in the finance industry
• Proven experience in designing, implementing, and managing large-scale networks
• Strong understanding of cybersecurity principles and practices related to networks
• Project management skills from inception