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Senior Network SME

Artech LLC

New York, NY

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JOB DETAILS
SALARY
$45–$60 Per Hour
SKILLS
Analysis Skills, BGP, BGP Routing Protocol, Banking Services, Broadband, CCIE - Cisco Certified Internetwork Expert, Capacity and Performance Management, Cisco Catalyst Switches, Cisco Network Systems, Communication Skills, Detail Oriented, Ethernet Cable, High Availability, IP (Internet Protocol), IP (Internet Protocol) Routing, IPsec (IP Security), Identify Issues, Leadership, Link Aggregation Control Protocol (LACP), Lisp Programming Language, Local Area Network (LAN), MPLS (Multi-Protocol Label Switching), Multicast, Network Administration/Management, Network Integration, Network Operations Center, Network Performance/Analysis, Network Routing, Network Security, Network Switching, Open Shortest Path First Protocol (OSPF), Performance Tuning/Optimization, Problem Solving Skills, QoS (Quality of Service), Rapid Spanning Tree Protocol (RSTP), Scripting (Scripting Languages), Team Player, Technical Operations, VLAN (Virtual Local Area Network), Wide Area Network (WAN)
LOCATION
New York, NY
POSTED
30+ days ago

Job Title: Senior Network SME
Request-ID: 81383-1
Location: New York, NY
Duration: 06+ Months
Pay Range: $45-60/Hour on W2 only
Note: Applicant must be willing to work on W2.

Job Description:
We are seeking a highly experienced Senior Network Subject Matter Expert (SME) with deep expertise in LAN/WAN network administration, low latency environments, and advanced routing and switching technologies. The ideal candidate will hold a CCIE certification (Routing & Switching, Service Provider, or Data Center) and have a proven track record of optimizing complex network infrastructures.

Key Responsibilities:

  • Design, deploy, and manage enterprise LAN/WAN networks with high availability and low latency requirements.
  • Implement and maintain advanced IP routing protocols, including BGP, MP-BGP, OSPF, MPLS, LISP, and multicast solutions.
  • Configure and troubleshoot high-performance routing and switching platforms such as ISR4K, ASR1K, ASR9K, Cisco Cat3K/4K/6K/9K, Arista 7200 series.
  • Optimize network performance in banking, trading, or other low-latency environments.
  • Implement Layer 2 and Layer 3 technologies including VXLAN, VLAN, DOT1Q, RSTP, EtherChannel (LACP & PAgP).
  • Design and enforce QoS policies to ensure network efficiency and application performance.
  • Collaborate with security teams to integrate network security measures while maintaining performance standards.
  • Serve as a technical advisor for complex network projects, performance optimization, and capacity planning.

Qualifications & Skills:

  • CCIE Certification (Routing & Switching, Service Provider, or Data Center Mandatory)
  • 10+ years of hands-on experience in LAN/WAN network administration
  • Strong knowledge of IP routing, BGP, OSPF, MPLS, IPSEC, QoS, L2/L3 VXLAN, Multicast
  • Experience in low-latency networks, preferably in trading/banking environments
  • Expertise with Cisco ISR, ASR series, Catalyst switches, Arista switches
  • Solid understanding of network performance optimization and troubleshooting

Preferred:

  • Familiarity with network automation, scripting, or monitoring tools
  • Experience in financial trading networks or similar high-speed environments
Company Benefits & Culture
  • Strong communication and analytical skills.
  • Ability to collaborate with operations, technical teams, and stakeholders.
  • Problem-solving mindset with attention to detail.
  • Ability to lead workshops and training sessions.

About the Company

A

Artech LLC

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