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Job Title:- Lead / Sr Network Operations Engineer (Infrastructure) (1 spot)Cost Center: -MAS Information TechnologyJob Reports to: - Director of Network Operations Summary: The Lead Network Operations Engineer is responsible for supporting network infrastructure including WAN, MAN, LAN, WLAN, Cisco ACI, Load Balancing, Firewall and Proxy components, Bluecat DNS and associated monitoring tools. Major Responsibilities: Perform routine and advanced infrastructure network implementation, maintenance and support activitiesProvide peer reviews to other engineers for day to day implementationsAnalyze, isolate and resolve network issues for internal and external constituents – including technical, procedural, operation and functional issuesMaintain network security and ensures compliance with security policies and procedures when implementing changesWork with third party providers to ensure accuracy of network monitoring and reportingManage day to day responsibilities in supporting LAN/MAN/WAN/WLAN, Cisco ACI, firewalls, proxies, load-balancers, DNS, etcSupport of the network infrastructure by analyzing the environment and infrastructure, using various monitoring tools and packet trace analysis.Maintain and continually optimize various network infrastrcuture, including DNS (BlueCat) and monitoring tools (Extrahop, OpsRamp, Splunk, Solarwinds, BackBox, etc)Escalate to Operations Line Manager and/or Engineering team for production issues where appropriateParticipates in a 24/7/365 weekly on-call rotationCreates and maintains written documentation and diagrams for supported systemsHelp to drive network improvements and standardization for the network environments in both the Data Centers, Campus and Remote Branch Offices Required Qualifications:Bachelor’s degree in Technical or engineering, or computer science or equivalent experience.10+ years of experience supporting computer networks in a mission-critical environment.Ability to work in a fast-paced environment supporting real-time market data and trading.Certification and/or training with vendor-neutral or vendor-specific focus.Basic understanding of operating system administration (Windows and Linux).Basic scripting and automation.Organized and methodical testing skills.Excellent written and oral communication skills.Excellent time management and organizational skills. Tagged Systems:OS: Linux & Windows.Hardware: Cisco ACI, Cisco routers and switches, Fortinet firewalls, web proxies, F5 LTM/ GTM, Network monitoring probes (Extrahop) and DNS Bluecat.Applications: Cisco ISE, BlueCAT DDI, SSL/PKI