Network Engineer

Firm Overview

Cantor Fitzgerald L.P., founded in 1945, is a premier global financial services and technology firm with a presence in over 30 countries and more than 14,000 employees worldwide. Renowned for innovation, scale, and deep expertise across capital markets, Cantor delivers cutting-edge solutions to institutional clients including banks, hedge funds, trading firms, and corporations.

As one of the few remaining private partnerships on Wall Street, Cantor combines entrepreneurial agility with long-term vision - offering leadership in Equity and Debt Capital Markets, Sales & Trading, SPAC underwriting, Structured Products, Prime Brokerage, Asset Management, and Commercial Real Estate Services. Together with BGC Group, a leading global marketplace and technology provider, we create a powerful ecosystem driving growth and stability across multiple asset classes.

If you’re looking to join a firm that values resilience, innovation, and client focus, Cantor Fitzgerald offers an exceptional platform to make an impact in shaping the future of global financial markets.

Network Engineer

As a Network Engineer, you will play a critical role in supporting and maintaining Cantor Fitzgerald’s highly available global financial network. This position requires strong technical expertise, problem-solving skills, and the ability to work in a fast-paced environment. You will provide first-to-third line technical support, contribute to infrastructure design and implementation projects, and ensure operational excellence across multiple platforms.

As part of our ongoing evolution, we are highly focused on leveraging Artificial Intelligence to automate, streamline, and improve efficiency across our network operations. We actively explore modern tools to reduce manual work, optimise processes, and enhance decision-making. We are therefore looking for individuals who are curious about AI, open to innovation, and motivated to help build more efficient, future-ready ways of working.

Key Responsibilities

• Provide day-to-day network support and troubleshooting
• Contribute to root cause analysis for outages and recommend resolutions
• Deliver projects and tasks including new installations, platform refresh/redesign (Data Center & Enterprise)
• Turn up services for third parties (CDN, Extranet, VPN)
• Maintain infrastructure hygiene (code upgrades, hardware replacement)
• Implement and operate Palo Alto firewalls and F5 load balancers
• Drive continuous service improvement, including network automation and process optimisation through modern tooling
• Document infrastructure procedures and update design documentation
• Manage enterprise monitoring solutions and review new tools
• Implement BAU changes following change management processes
• Attend data centers and remote sites for maintenance and audits
• Participate in shift patterns and on-call support (including weekends)

Ideal Candidate Profile

Skills:

• Junos OS and Cisco IOS fundamentals (configuration, monitoring, maintenance)
• Routing protocols (EIGRP, OSPF, BGP), route manipulation, redistribution & filtering
• Wi-Fi networking principles (design, installation, troubleshooting), preferably Extreme Networks
• Strong communication skills and ability to multitask in a busy team environment
• Interest in automation, AI tools, or improving operational efficiency through technology

Qualifications:

• Cisco CCNP Routing & Switching.
• JNCIA-Junos certifications.
• Wireless foundational certifications.

Experience:

• 5+ years as a senior network engineer in a high-volume, high-availability financial trading environment.
• Experience delivering and supporting wireless networks.
• Exposure to multi-team and multi-vendor infrastructure environments.

Work Arrangement

• Hybrid role based in Warsaw (3 days per week in the office)
• Permanent contract (UoP) preferred
• Remote or B2B contracts for candidates may be considered
• Salary range: 20,000 PLN – 30,000 PLN (depending on experience and contract type)

If you are passionate about network operations and thrive in a dynamic, technology-driven environment, we encourage you to apply and explore this exciting opportunity.