VoIP Architect -Greenbelt, MD

VoIP Architect Greenbelt, MD 8+ Months Contract US Citizen, Green Card & H1B Transfer Acceptable (12+ years Needed) Role Description: The VoIP Architect will work with other senior VoIP engineers and working groups of various disciplines to collect VoIP requirements to design, build, maintain, and support a multi-site voice infrastructure Responsibilities: Provide engineering leadership and subject matter expertise in the evaluation, development, and documentation of VOIP solution. Defines complex solutions which align with and support client requirements, needs and enterprise environment. Mentors and leads project team in the appropriate use of strategic solutions and offerings Assist in the design of the VoIP infrastructure for a multi-site LAN/WAN environment Assist in developing technical diagrams and documentation for the solution Assist with QoS design, testing, fine-tuning and implementation, Provide on-going maintenance and support for the VoIP infrastructure Leads customer and opportunity-specific technical solution architecture efforts. Creates written and graphical content to support client and business stakeholders Interfaces and leads discussions across cross-functional teams, engaging executive management to ensure consistency in solution development and implementation Assist in developing and implementing VoIP monitoring solutions for the voice infrastructure Perform/Assist with VoIP solution implementation Assist in developing VoIP operational/troubleshooting procedures Provide first/second level technical troubleshooting support related to VoIP infrastructure Assist in developing VoIP users and administrator's guides Provide VoIP training to network/wireless/system teams as needed Identify and fine tune VoIP performance issues as needed Provide technical support to other technical teams of different disciplines as required Maintains knowledge and understanding of current and emerging technologies, equipment and systems. Keeps current on laws, mandates, issues, practices and procedures Performs other related duties as assigned Required Skills: Experience with VoIP infrastructure design/implementation/support in a multi-site LAN/MAN/WAN environment CCNA, CCNP Certifications preferred – voice discipline a plus Proficient knowledge of PSTN, VoIP, T1/PRI, MPLS, ATM, ISDN, SIP, H.323 and MCGP and systems inter-connectivity Knowledge and experiencing designing/supporting MPLS-based networks, TDM & OCx point-to-point networks preferred Knowledge and experience working with protocols TCP/IP, EIGRP, OSPF, BGP, PBR, HSRP, VRRP, GLBP preferred Knowledge and experience with VPN, IPSec Encryption, DMVPN preferred Knowledge and experience with voice call routing, dialing plan, call recording Knowledge and experience with Cisco Call Manager preferred Knowledge and experience with Contact Center a plus Prior experience working in a multi-team environment preferred Knowledge and experience with of Layer 2 & 3 networking technologies and best practice Knowledge and experience with data networking and security (firewalls, IPS/IDS, ACLs, wIPS) Knowledge of VoIP technologies, design best practices and experience with network troubleshooting procedures Staffing the Universe