Job Description

Overview An extraordinarily talented group of individuals work together every day to drive TNS’ success. We provide mission‑critical connectivity solutions to the global financial markets, enabling firms to access exchanges, market data, and counterparties with high availability and operational excellence. We are seeking a Network Engineer to join our Financial Markets Network Engineering team. This role supports real‑time trading and market data connectivity across highly available global networks. The position provides strong exposure to routing, switching, multicast, automation, and packet‑level troubleshooting in production trading environments. Responsibilities Support add/move/change (MAC) activities across production financial‑markets networks Configure and troubleshoot Layer‑2 and Layer‑3 network services Assist with BGP, OSPF, and IS‑IS routing changes and troubleshooting Support NAT configuration and fault isolation (static and dynamic NAT) Assist with IP multicast (IGMP, PIM) used for market data distribution Perform packet capture and traffic analysis (tcpdump, Wireshark or equivalent) Assist with Layer‑1 troubleshooting including physical connectivity and latency‑sensitive paths Follow disciplined change, documentation, and operational processes Work with senior engineers on automation‑enabled configuration and validation Exposure to network‑as‑code practices using structured data (JSON/YAML) Assist with templated configuration and automation workflows (e.g., Jinja2, Ansible) Follow Git‑based version control and peer‑review workflows for network changes Qualifications 3+ years of experience supporting global IP networks Hands‑on experience with Cisco, Juniper, and Arista platforms Strong Layer‑2 knowledge (VLANs, trunking, STP, LACP) Strong Layer‑3 fundamentals (BGP basics, OSPF/IS‑IS concepts) NAT fundamentals and troubleshooting experience Multicast fundamentals (IGMP, PIM) Packet capture and analysis skillsStrong written and verbal communication skills Certifications CCNA or CCNP NCIA or JNCIP Compensation & Benefits For this role, we anticipate paying $90,000K-$100,000K annually. TNS offers a competitive benefit package including medical and dental coverage, life insurance, paid holidays and vacations, and a 401K plan with company match. Employment Eligibility Immigration sponsorship (i.e., H1‑B visa, F-1 visa (OPT)), TN visa or any other non‑immigrant status) is not currently available for this position. Equal Employment Opportunity TNS is an equal opportunity employer. TNS evaluates qualified applicants without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity or expression, protected veteran status, disability/handicap status or any other legally protected characteristic. #J-18808-Ljbffr

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