Cygnus Professionals Inc. · 13 hours ago
Senior WiFi Infrastructure Engineer (w2 only)
Cygnus Professionals Inc. is seeking a seasoned Wireless Network SRE to enhance their network infrastructure. The role focuses on operational aspects of wireless infrastructure, advocating for automation, and collaborating with teams to ensure high availability and reliability while driving continuous improvement.
Responsibilities
Owning the operational aspect of the wireless infrastructure, ensuring its high availability and reliability
Partnering with architecture, tooling, and deployment teams to guarantee that new implementations are supportable and align with production standards
Advocating for and implementing automation to reduce toil and enhance operational efficiency
Monitoring network performance, identifying areas for improvement, and coordinating with relevant teams to execute enhancements
Educating the network support team to empower them to help support the global Nvidia wireless footprint
Collaborating with SMEs to resolve production issues swiftly and effectively, maintaining customer satisfaction
Identifying opportunities for operational improvements and partnering with teams to develop solutions that drive excellence and sustainability in network operations
Qualification
Required
BS degree in Computer Science, Electrical Engineering, or a related technical field, or equivalent practical experience
Minimum of 8 years of industry experience in wireless site reliability engineering, wireless network operations, or related areas
Expert-level knowledge in wireless technologies such as 802.11ac and 802.11ax in addition to surrounding technologies such as WPA, Radius, EAP, 802.1X
Strong familiarity with WLAN controllers – especially Mist
Understanding RF fundamentals, site surveys, spectrum analysis, and interference mitigation
Capable of building and interpreting wireless site heatmaps and optimizing for events
Expertise in general network technologies such as TCP/UDP, IPv4/IPv6, BGP, VPN, L2 switching
Proven track record in network operations
Experience in one or more of the following: Python, Perl, Bash
Familiarity with network management tools such as Prometheus, Grafana, Alert Manager, Nautobot/Netbox, Netdisco
Knowledge of Linux system fundamentals is a plus
Systematic problem-solving approach, coupled with excellent communication skills and a sense of ownership and drive
Preferred
Track record of taking operational signals through means such as SNMP, Syslog, synthetics to solve operational challenges
Background in building and/or leveraging synthetics such as UXI, Signal7, Wyebot to measure wireless availability and user experience
Ability to debug and optimize code; automate routine tasks
Experience with Mellanox/Cumulus Linux, Mist Wireless, Cisco Wireless
Experience with WLAN security components such as ISE
Previous SRE experience