GCI · 2 months ago
Core Network Administrator III
United States
Full-time
Remote
Senior Level, Lead/Staff
10+ years expGCI is a telecommunications company providing critical services to Alaskans. The Core Network Administrator III will provide expert-level support for local area networks (LAN), wide area networks (WAN), and internet-based systems, ensuring optimal performance and security of the organization's networks.
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Responsibilities
Lead project work focused on expanding and supporting network platforms, ensuring scalability and futureproofing
Develop and implement comprehensive change management plans to ensure smooth transitions and minimal disruptions during updates and changes
Configure, optimize, and troubleshoot Nokia, Cisco, Brocade, and Juniper IP/MPLS routers and switches, ARRIS Cable Modem Termination Systems, and Palo Alto Networks firewalls, ensuring efficient network performance
Work independently or as part of a team with minimal supervision, taking primary responsibility for supporting multiple network platforms and ensuring operational success
Efficiently manage network resources, ensuring optimal allocation and utilization to meet business and operational needs
Regularly review network facilities utilization and performance, ensuring resources are aligned with demand and efficiency goals
Develop and audit comprehensive network and systems documentation, ensuring accuracy and compliance with internal standards
Oversee inventory tracking and maintenance, providing regular reports to ensure network elements are aligned with their expected lifecycle and performance standards
Provide guidance and support to junior technicians and Tier I teams, fostering a collaborative and efficient work environment
Perform daily operational checks and preventative maintenance on all associated equipment to prevent issues and ensure smooth operations
Compile and generate detailed traffic and performance reports, including bandwidth usage, while identifying and addressing bottlenecks in associated IP links
Take responsibility for executing system software and hardware upgrades in collaboration with the engineering team, ensuring the network remains up-to-date and efficient
Work closely with engineers and various company business groups to resolve issues affecting customers, ensuring adherence to network SLAs and customer satisfaction
Track repair parts and materials according to established procedures, ensuring timely availability and accurate inventory management
Install, configure, and provide ongoing support for the company’s LAN, WAN, and internet systems, or specific segments of the network
Continuously monitor network performance to ensure availability for all system users, performing necessary maintenance to support uninterrupted service
Monitor and test site performance to ensure optimal operation without interruptions, addressing issues promptly to maintain service quality
Support in-network modeling, analysis, and planning efforts, ensuring seamless integration between network hardware and software
Administer and implement network security measures, ensuring the protection of data and compliance with industry best practices
Qualification
Required
A combination of relevant work experience and/or education sufficient to perform the duties of the job may substitute to meet the total years required on a year-for-year basis
High School diploma or equivalent
Associates degree in Telecommunications, Computer Science, networking, or related field
Minimum ten (10) years' combined work experience working with network platforms, testing, routers and/or switches to include customer service, LAN/WAN Networking, Telecommunications, Wireless Data/IP network, data communications or telephony topology systems
Preferred
Experience with Cherwell, Metasolv, Statseeker, Cacti, Grafana, Cisco Prime, and Cisco ISE configuration and operation
Experience with SNMP based network management systems, configuration and operation
Experience with IP networking automation and scripting
Cisco Wireless LAN Controllers (WLC's)
Telecommunications experience
Other relevant telecom industry or job specific certifications
Cisco CCNA, Nokia NRS-I, Juniper JNCIA or equivalent
Cisco CCNP, Nokia NRS-II, Juniper JNCIP or equivalent, SCTE DEP
Cisco CCIE, Nokia SRA, Juniper JNCIE or equivalent, SCTE IPEP
Company
GCI
GCI is a brand strategy agency providing media, audiovisual content, and social networking services.
11-50 employees
H1B Sponsorship
GCI has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
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Trends of Total Sponsorships
2025 (1)
2024 (2)
2022 (2)
2021 (2)
Funding
Current Stage
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