[Remote] Senior Network Engineer with ISP/Telecom experience

Note: The job is a remote job and is open to candidates in USA. Calance is seeking a Senior Network Engineer to support ongoing network operations and transition initiatives within a service provider environment. The role involves maintaining and evolving existing network infrastructure while contributing to long-term transformation efforts.ResponsibilitiesSupport day-to-day operations and maintenance of a Cisco-based network environment, ensuring stability across existing infrastructure during a multi-year transitionProvide routing expertise within a service provider network, including troubleshooting, optimization, and augmentation of current deploymentsAssist with network evolution efforts, contributing to the migration toward the company’s standardized network topology over timeCollaborate with internal engineering teams to maintain performance KPIs and avoid disruption to ongoing network initiativesSkillsStrong Cisco service provider routing experienceExposure to access layer technologies (Nokia, Adtran)Background in ISP or Telecommunications environmentsStrong hands-on experience with Cisco routing in service provider environments (SR-level)Experience with Cisco firewalls and network security fundamentalsSolid understanding of routing, switching, and network infrastructure operationsAbility to work within live production environments focused on maintenance and continuityExperience supporting or transitioning legacy networks to standardized architecturesCompany OverviewA CMMI Level 5 certified company offering IT services and solutions such as cloud, IT staffing, web & mobile development, and more. It was founded in 2004, and is headquartered in Buena Park, California, USA, with a workforce of 501-1000 employees. Its website is http://www.calanceus.com.Company H1B SponsorshipCalance has a track record of offering H1B sponsorships, with 1 in 2025, 1 in 2023, 2 in 2020. Please note that this does not guarantee sponsorship for this specific role.