Armin Sepehri

adj7hg@r.postjobfree.com 703-***-**** www.linkedin.com/in/ArminSepehrihttp://www.linkedin.com/in/firstlastname

Senior Manager of Optical Planning & Architecture

Focused on Innovation and Network Modernization

Highly motivated telecommunications leader specialized in optical technology and transport network architectures driven to improve scalability and cost savings. Apply business-owner mindset and strategic roadmaps to network design and modernization.

Passionate about building high-performing teams of technologists accountable for delivering optical solutions. Navigate through complexity and ambiguity with calm and experience. Ability to simplify complex technical problems into actionable project plans.

Areas of expertise include:

Optical Network Design, Implementation & Management

Defining Roadmaps & Standards

Cloud Networking

Data Center Networks & Optical Solutions

Network Modernization

Recruiting & Hiring

Performance Management

Technology Skills

Protocols: TCP/IP, BGP4, CLI, SONET, GMPLS, IS-IS, OSPF, Transport SDN, IEEE 802.3 Standards, 5G xHaul

Software/Server: C, UNIX, Windows, NMS/EMS, AAA, TACACS, RADIUS

Test Equipment: Power Meter, OTDR, Ixia L2 / L3 Traffic Generator

Hardware: Cisco Routers, Juniper Routers, Layer 2 Switches, Cisco ONS 15454, Fujitsu, Ciena 6500, CWDM, Nokia, Cisco NCS 2K/4K, Infinera.

Other: DWDM, ROADM, Fiber (IRU, ISP, OSP), CDC-F

Professional Experience

CROWN CASTLE FIBER (LIGHTOWER Fiber Networks), Herndon, VA

Senior Manager, Optical Planning & Architecture Sept. 2016 – Nov. 2020

Directed a team of 8 optical architects / engineers. Defined the architecture roadmap for core backbone optical transport. Designed optical solutions to scale backbone and for new customer private networks. Evaluated emerging technologies such as OTN, CDC-F, and 5G xHaul optical networking. Developed financial models and business cases to assess the feasibility of introducing new technologies and justifying optical build-outs.

Designed optical solutions that scaled backbone and new customer private networks which led to a 20% reduction in network costs.

Delivered 95% accuracy in developing and managing annual optical budget (CAPEX, OPEX) for backbone transport network implementation.

Reduced operating expenses 23% through strategic leadership of research team accountable for conducting market analysis and completing an RFI for new pluggable optics suppliers.

Proposed a design and implementation plan (RFP response) for fiber transport services for a nationwide 5G broadband service provider.

TIME WARNER CABLE (acquired by CHARTER Communications), Herndon, VA

Principal Optical Engineer Oct. 2008 – Sept. 2016

Managed all RFI/RFPs related to fiber IRU and transport requirements for building a national optical backbone. Conducted lab evaluation of emerging transport technologies such as 100Gbps and coherent optics.

Recognized by leadership for consistent, timely, and seamless architecture and operationalization of national optical backbone infrastructure.

Led dark fiber acquisition for nationwide backbone, achieving on time execution and 100% within budget.

Designed GPON networks to support TWC’s service offerings to commercial business customers.

Implemented RF plant that simulated HFC production plan in the lab, which resulted in a 50% improvement in network simulation speed and accuracy.

AOL, Dulles, VA

Senior Network Architect Jan. 1999 – Oct. 2008

Designed and implemented Layer 2/3 based networks to support AOL’s myriad of applications.

Designed DWDM based metro optical networks to meet AOL’s datacenter connectivity requirements.

Conducted thorough lab evaluation and selection of next-generation DWDM products.

Led architecture initiatives for leased transport infrastructure to support the core backbone.

Redesigned and renovated the NETSCAPE datacenter and its IP network infrastructure.

Implemented an inside-plant and outside-plant fiber infrastructure for a 10,000 Square-Ft datacenter.

SPRINT, Reston, VA

Network Design Engineer Nov. 1993 – Jan. 1999

Responsible for the design and planning of Sprint’s IP backbone (AS 1239).

Designed and implemented a nationwide dialup out-of-band (OOB) network.

Conducted hands-on Cisco router configuration training for various internal groups.

Education

Master of Science in Computer Science (MSCS), Specialization: Computer Networks,

John Hopkins University, Baltimore, MD

Bachelor of Science in Electrical Engineering (BSEE), Specialization: Communication Theory,

University of Maryland, College Park, MD

Professional Memberships

Member of Eta Kappa Nu Electrical Engineering Honor Society

Optical Interworking Forum (OIF)

Institute of Electrical and Electronics Engineers (IEEE)

Publications

Optical Transport as a Key Enabler to Advanced Broadband Services at AOL / Time Warner, 2004

Engineering Issues for Building an Optical Internet, 2000

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