Lumen is the trusted network for the AI‑powered world, connecting people, data, and applications through our expansive fiber network and connected ecosystem. We enable secure, high‑performance connectivity across cloud, edge, and AI workloads for enterprises, governments, and communities.
At Lumen, you’ll work on infrastructure customers rely on today and build for what’s next, where performance, security, and resilience matter.
This is a high accountability environment where bold ideas drive real innovation for our customers, partners, and industry. The work is challenging, expectations are clear, and trust is built into how we operate. If you’re ready to take ownership, deliver meaningful impact, and help shape the future of AI‑ready connectivity, join us today.
A minimum of 7 years in the Financial Industry, preferably in a Trading environment, is required for this position. The candidate must have experience in the Architecture, Design, Implementation, and Maintenance of Trading-related Network infrastructure, such as: Market Data Distribution Networks, low-latency, ultra-low-latency and high frequency trading networks.
The candidate must have the relevant knowledge and experience with Network Security systems in a financial trading environment, including the Architecture, Engineering, implementation and operations of the different aspects of Network Security in a financial trading environment.
General Competency:
Core Technical Competency:
Specific Technology Expertise: Strong and extensive knowledge of complex protocols and technologies:
Routing Protocols: BGP, OSPF, EIGRP, Static Routing, route-redistribution, summarization, Policy-Routing. Firewall Architecture, design, configuration, operations and Troubleshooting.
Switching: Trunking, spanning- tree, dot1q, VLANs, VTP, Ethernet switching, multi-layer switching, vPC, MLAG.
Multicast: PIM, IGMP, MSDP
Network Services: TCP/IP, UDP, HSRP, DNS, DHCP, FTP, TFTP, NAT, TACACS, SSH, NTP, SYSLOG, TELNET,
Network Management/Automation: SNMP, SYSLOG, IPSLA, NETFLOW, Network Telemetry, and Network automation tools.
Security: IPSEC, VPNS, Firewalls and Firewall Management and Analyzer systems, IDS systems,
Packet Analysis: PICO CNEs, Wireshark, sniffers, packet captures, and packet decodes, Market Data packet decodes, FIX packet decodes.
Vendor specific technology expertise:
Education: A minimum of a bachelor’s degree is required.
Industry Certifications: Cisco, Arista, Juniper or Fortinet Certifications in Network Security will be a big plus
Accomplishments: Candidates should provide some key job-related accomplishments in their current or previous roles.
Requisition #: 342570
The above job definition information has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this job. Job duties and responsibilities are subject to change based on changing business needs and conditions.
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Join a diverse and inclusive culture where everyone is welcome and every voice is heard. A culture where people feel they belong, can be themselves and feel inspired to share different perspectives. Our culture, shared values and behaviours truly make Lumen a fantastic place to work and provides an environment where people can genuinely thrive.
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Lumen connects the world. We digitally connect people, data and applications – quickly, securely and effortlessly. Everything we do at Lumen takes advantage of our network strength. From metro connectivity to long-haul data transport to our edge cloud, security, and managed service capabilities, we meet our customers’ needs today and as they build for tomorrow.