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Principal Network Architect

Company: Lumen
Location: Littleton
Posted on: October 16, 2020

Job Description:

About Lumen

Lumen is guided by our belief that humanity is at its best when technology advances the way we live and work. With 450,000 route fiber miles serving customers in more than 60 countries, we deliver the fastest, most secure global platform for applications and data to help businesses, government and communities deliver amazing experiences. Learn more about Lumen’s network, edge cloud, security and communication and collaboration solutions and our purpose to further human progress through technology at news.lumen.com, LinkedIn: /lumentechnologies, Twitter: @lumentechco, Facebook: /lumentechnologies, Instagram: @lumentechnologies and YouTube: /lumentechnologies.

The Role

Principal Network Architect will lead, define and manage a highly strategic program that optimizes Lumen Routing and Switching Network footprint both from an Infrastructure and Client perspective. This includes all aspects Lumen's MPLS Core infrastructures (AS3356, AS3549, AS209), VPN edge infrastructure and services (Layer-2 and Layer-3 VPN), along with supporting the VoIP, SD-WAN and service overlay networks. Responsibilities for the Internet and MPLS/Enterprise technologies include ongoing innovation and development of technologies and services that accelerate revenue opportunities, improve cost efficiency, and promote operational stability and resiliency.

The Architecture team will collaborate with the Transport, Metro and Access Architecture team to facilitate the transition from legacy technologies such as Sonet/SDH/TDM/xDSL to modern Ethernet, IP/MPLS, and packet-based architectures and services.

What We Look For in a Candidate

Requires 15 years of experience in Internet, Enterprise, Metro-Ethernet, or Access network architecture and engineering in large-scale carrier, web-scale, or service-provider networks

Bachelors Degree in Engineering, Computer Science, Mathematics or acceptable discipline

Direct experience with IGP, BGP, MPLS and Multicast protocols, including but not limited to: IS-IS, OSPF

BGP, MP-BGP, M-BGP

RSVP-TE, LDP

PIM, IGMP, M-LDP

Extensive knowledge of Internet Network architectures and peering relationships

Extensive knowledge of routing and switching platforms; Generalized understanding of the role of silicon, optics and SERDES in those platforms

Extensive knowledge with MPLS forwarding and control-plane mechanisms

Extensive knowledge of VPN concepts such as RFC2547 Layer-3 VPNs, VPLS, EVPN

Extensive knowledge in Multicast protocols and networks such as PIM, IGMP, Rosen, NG-MCAST

Extensive knowledge in design and support of large-scale BGP infrastructures (e.g. multi-tiered route-reflection, 64-bit scale)

Directly designed and supported large-scale IGP infrastructures (>1000 nodes)

Direct experience in implementing network infrastructures using merchant silicon platforms

Experience in design and implementation of Metro-Ethernet technologies and concepts including Ethernet IEEE802.3, OAM, QinQ, Mac-in-Mac/PBB, MEF standards and service profiles; including the use of MPLS or other technologies to scale carrier-grade Metro-Ethernet infrastructures

Experience in design and implementation of DDOS scrubbing networks and the infrastructure required to support them

Extensive knowledge of emerging IP technologies such as Segment Routing and EVPN

Understanding of emerging technologies and approaches in virtualization, white-box platforms, hypervisors, DPDK, maximizing throughput through PCIe/IO

Demonstrated knowledge of Software Defined Networking (SDN) and its underlying concepts Automation, programmability, and orchestration (Netconf, gRPC, Ansible, Python)

Abstraction of control and forwarding planes

Network function virtualization (NFV, Kubernetes, )

Role of APIs and telemetry (Open API Specification 3.0, Python)

Extensive experience in supporting carrier Customer Premise Equipment (CPE)

Demonstrated experience in performing and delivering proof-of-concepts, technical and economic evaluations and platform selection in support of Internet, Enterprise and Metro-Ethernet infrastructures

Provide leadership within the Transport, Voice and Access Architecture groups and across multi-functional organizations

Strong negotiation skills; direct experience in negotiating large capital, multi-year vendor contracts

Preferred

Excellent oral, written and interpersonal skills

Ability to develop and communicate strategy to a variety of technology and business leaders

Ability to develop business cases as they relate to projects pertinent to Lumen's Internet, IPVPN and Metro-Ethernet networks

Requisition #: 230271

EEO Statement

We are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, marital status, family status, pregnancy, or other legally protected status (collectively, “protected statuses”).  We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.

Disclaimer

The above job definition information has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this job.  Job duties and responsibilities are subject to change based on changing business needs and conditions.

Keywords: Lumen, Littleton , Principal Network Architect, Other , Littleton, Colorado

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