Position: Senior Network VoIP Engineer

Location: Hercules, CA

Duration: 6-12+ Months

Overview

• Senior Network/VoIP Engineer to support its global organization.
• Voice delivery comprises of Cisco, Avaya, Zoom, PBX and Nortel at the corporate data centers and Branch offices.
• The right candidate will be able to work independently by using the client infrastructure standards/guidelines, work directly with the PMO for delivery and the Architect Team for remediation.
• This person will also look at complicated VoIP systems to find flaws or room for improvement.

Responsibilities •

• Develop VoIP network architecture for client global network infrastructure.
• Responsible for the lifecycle of architecture from inception to working with engineering teams on implementation and supportability of design.
• Build reusable designs and systems that promote scale, reliability, security, and efficiency.
• Available on short notice for L3 troubleshooting and part of the weekly on-call rotation team.
• Act as mentor for other engineers to create the network.
• Required to respond to after-hours issues and must be available to travel up to 25%.
• Design and implement custom collaboration solutions.
• Deploy, configure and test customer solutions end to end.
• Document test results and provide configuration guides.
• Analyze and troubleshoot internal and external VOIP issues.
• Develop test plans & test solutions.
• Develop configuration and maintenance procedures.
• Deploy and support automation tools.
• Regression test automation platform.
• Troubleshoot and document deployment/greenfield issues.
• Collaborate with cross functional teams.
• Support lab infrastructure including upgrades and patching.
• Provide subject matter expertise as required.
• Research new technologies, solutions.
• Provide feedback on continuous improvement.

Qualifications

• Develop VoIP architecture for client global network infrastructure.
• Responsible for the lifecycle of architecture from inception to working with engineering teams on implementation and supportability of design.
• Develop/implement architecture for design cloud base UC services.
• Build reusable designs and systems that promote scale, reliability, security, and efficiency.
• Available on short notice for L3 troubleshooting and part of the weekly on-call rotation team
• Act as mentor for other engineers to create the network.
• Required to respond to after-hours issues and must be available to travel up to 25%.
• Experience with networking protocols and technologies, including end-to-end packet flow, forwarding, and routing.
• Expertise in designing, analyzing and troubleshooting large-scale distributed multi-vendor systems.
• Enterprise network operations experience and a systematic approach to troubleshooting.
• Experience with selection, design, implementation, and support of enterprise network systems and diagnostic tools.
• Strong collaboration, communication, presentation, written, verbal and interpersonal skills, with a strong customer service orientation.
• Experience of working in ITIL environments.
• Able to handle multiple complex projects and incidents simultaneously.
• Enterprise voice and Data Center expertise working with collaboration platforms & solutions.
• Proven track record working with leading unified collaboration systems like Cisco, Microsoft, Avaya, Mitel.
• Hands-on experience with Session Border Controllers and Voice Gateways.
• Expertise using collaboration gateways like Cisco Expressway.
• Expert level knowledge of VOIP protocols such as SIP, RTP/SRTP including TLS.
• Very good knowledge of protocol and packet analysis.
• Experience working with switching and routing protocols.
• Experienced in virtualization platforms VMWare and Hyper-V.
• Strong understanding of NAT traversal for VOIP.
• Strong understanding of H.323, MGCP & ISDN.
• Connectivity using copper/fiber, ISDN, T1, wireless.
• Background in cloud based communication solutions like Office 365.
• Experience working with AD, LDAP, DNS, DHCP a plus.
• Experience working with Linux and Windows server operating systems.
• Knowledge of third party/open source SIP stacks.
• Implement QOS in VOIP networks.
• Interpret RFCs as they relate to issues.
• Effective communication and strong analytical skills.
• Multi task in a fast paced environment.
• Professional or Expert Level Certifications required in any of the following:
• BA/BS in Computer Science or related field or equivalent practical experience.
• 7+ years of engineering and deployment experience with CCIE certification.
• Experience architecting and designing networks. • Software development experience in one or more programming languages (e.g., C++, or Python). • Cisco (Cloud, Collaboration, Data Center, Routing & Switching, Security,aws). • Microsoft (Servers. Cloud, SFB).