Senior VoIP Engineer

The candidate must be independent, highly motivated and willing to collaborate with a high performance team. Candidate should be able to prioritize and manage projects from design through implementation, testing and documentation.
Position requires a minimum of 4 years of hands-on expertise with enterprise class business communication systems, solutions and technologies.

Responsibilities:

• 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 expertize as required

• Research new technologies, solutions

• Provide feedback on continuous improvement

Successful candidate should have knowledge and experience in the following areas:

• 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:

• Cisco (Cloud, Collaboration, Data Center, Routing Switching, Security,aws)

• Microsoft (Servers. Cloud, SFB)

• Other Vendors

Required Work Experience

• 2+ years of telecommunications (VOIP)

• 3+ years of experience in software testing