Rockstars wanted!

Work location Arlington Heights, Illinois, Chicago metro area with required travel to client locations throughout USA. Please mail resumes to Ivy Tech Solutions Inc., 3403 N. Kennicott Ave., Suite B & C, Arlington Heights, IL 60004 or Fax to 1-847- 463-0571 or Email to hrd@ivytechsol.com


Senior Software Engineer( IVY170301) with Bachelor’s degree in Comp Science, Engg (any), Tech or related and 5 years of experience to Design, develop, implement & support of software components that enhance or extend the reach out of our client software development initiatives. He/She will contribute to the development, delivery, & maintenance of technology-based business solutions. He/She must be skilled in designing, coding, testing & implementing configuration changes to software applications to meet both functional & technical requirements.

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Software Engineer/.NET ( IVY170303) with Master’s degree in Comp Sci, Engg (any), Comp Appl, Tech or related & 6 months of exp. to develop, create, and modify general computer applications software and specialized utility program in Dot Net environment. Analyze user needs and develop software solutions. Design software or customize software for client use with the aim of optimizing operational efficiency &Co-ordinate database development.

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Business Analyst ( IVY170302) with Master’s degree in Buss Admin, Engg (any), Comp Science, Tech or related and 1 yr of exp. to Assist in developing system requirement & producing design specifications for new technology apps or changes to existing apps. Analyze the client needs & provide time estimation with a good project plan. Liaison between the business units, technology & support teams. Analyze the impact of proposed solution across the org & develop use cases that explain/ demonstrate business requirements/specifications to develop the team. Structure & lead the user acceptance test effort to ensure that products created match business specifications.

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IMS - SIP Certification Engineer Seeking an energetic individual with experience in working on scalable, Carrier Grade Applications. This position serves as the Subject Matter Expert (SME) in multiple disciplines including Certification, Tier 3 and Tier 4 technical support. This position performs support to IMS (including Virtualized) Voice, Data & IP Platforms in the delivery of highly complex support for network elements, platforms, systems, applications and services. This position performs expert level diagnostic investigation of customer-impacting network issues and provides technical leadership/guidance and advice to other engineers who are diagnosing, troubleshooting and repairing complex issues within the IMS Networks. This position analyzes design, reliability and maintenance problems to the relevant organizations and provides design improvement recommendations to improve the customer experience or ease of operation long-term. The required support is performed over a wide array of platforms in the Network including, but not limited to SBC, MGW, BGW, MGCF, HSS, CSCF, BGCF, TAS, LCS, IP, SMS equipment (from Nokia, Oracle, etc.). This position works with vendors on providing technical solutions for the system users. This role requires that the engineer participate in an "on call rotation" on an as needed basis to ensure that expert level support is available on a 24x7 basis. Requires extensive knowledge of VoLTE, SIP, IMS and other IP technologies. Preferred experience with Openstack, Heat templates, Python, Ansible and other scripting. Primarily performs core and network certification testing in the IMS domain; create test plans Works with different internal teams and external vendors on interoperability testing with VoLTE/IMS equipment Tier 3/4 support - troubleshooting network issues related to IMS Develop tools to automate the deployment and operations processes Job Requirements Bachelors in Engineering, Computer Science & Related fields 3-5 years (masters or work experience) of VoLTE, CVoIP, IMS experience 7-15 years of Telecom experience preferred Subject Matter Expert in SIP protocol and SIP Call flow Strong analytical and problem solving skills Working Experience with Troubleshooting, capture tools like IRIS, Wireshark, and Load Generators, etc. Experience in IMS Domain/Architecture, LTE, Wireless Mobility Network Domain Good Network topology and various interfaces(S1,S6a, S11, SGI, CX, GM, RX, SY, GX, GY and etc) Protocol Literacy: SIP, Diameter, ENUM, DNS, SS7, ISDN, MAP, IS41, TCAP, ISUP, INAP, ISUP, BICC, SCCP, H.248, GTP, IBCF, Softswitch and PSTN gateway Experience in sizing, dimensioning and scaling of network elements like CSCF (P/I/S/E), IMS HSS, BGCF, MGCF, SGW, MGW, SBC, MRF, TAS, Messaging, Conferencing, SNG, MNP servers etc. Working knowledge of telecom networks like IMS, 2G, 2.5G, 3G and LTE (MME, SGW, PGW, and MME). Ability to work in a high-pressure dynamic environment and adjust to priority changes Good verbal and written communications skills Good understanding of call processing between end to end system BA degree AT&T experience preferred

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City: Middletown - State: New Jersey

The End to End Certification will involve deep understanding of all the components of eCOMP and various event flows under different conditions. The candidate will be responsible to test and certify for various triggered events. After certification, the engineer will be responsible for end to end NVT in the production for eCOMP. The individual must be adapt in understanding complex event flow architectures, partnering with peer organizations, and leading cross-functional teams in this critical role. The candidate should possess 5 years of experience in Network Operations, Engineering, IT operations, and technical product/program management of VoIP and/or Mobility services.
The individual must have a strong background in networking protocols, design, and principles of data and packet based networks. He/she must possess strong organizational skills, be action oriented, results driven, and work with minimal direction. Attention to detail and ability to work under pressure are critical in this role.
Key Responsibilities Include: Responsible for building test planning/certification and execution for network/field validation testing in a large telecommunications environment for eCOMP component. End to End event flow testing/certification which will require coordination with other teams Detail documentation of Test Plan and results Develop Method of Procedure for field implementation and NVT Attend project meetings to review system and test requirements Provide end to end production and escalation support to Operations and Service teams.
Job Requirements

Excellent people skills and ability to work independently on complex projects
Strong Tier 4 problem and troubleshooting/diagnosis and resolution experience.
Extensive knowledge/experience with various protocols/architectures (Python, OpenStack, SNMP) wrt implementation, interworking, troubleshooting, and support
Requires knowledge/experience of IP networking (v4 and v6), SNMP, IP networking protocols, Open Stack, Python, Yang, NATing, ACLs, SSL/TLS, SIP,VLANs and Routing protocols in the troubleshooting and support realms.
Unix Skills and Experience with gathering, analyzing, and troubleshooting complex network
Strong communications skills ,good project management and record keeping skills are required
Knowledge of quality/bug tracking systems (i.e. Quality Center, TMATS) and testing processes
Testing and field support after hours may be needed
BA Degree
AT&T experience preferred
5 years of experience

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City: Middletown - State: New Jersey

Job Description
The subject matter expert (SME) will act as the Single Point of Contact for multiple services in the AT&T Converged Services portfolio. He/she will handle escalations for customer/production issues from Operations (Tier 2) and Advanced Technical Support (Tier 3) groups as well as execute Network Verification Testing (NVT) for capacity augments and/or new features/functionalities for the service(s). The individual will be responsible for change management governance of the VoIP network.
The individual must be adept in understanding complex enterprise-grade VoIP architectures, partnering with peer organizations, and leading cross-functional teams in this critical role. The candidate should possess 5 years of experience in Network Operations, Engineering, IT operations, and technical product/program management of VoIP and/or Mobility services.
The individual must have a strong background in networking protocols, design, and principles of data and packet based networks. He/she must possess strong organizational skills, be action oriented, results driven, and work with minimal direction. Attention to detail and ability to work under pressure are critical in this role.
Responsible for Tier 4 problem and troubleshooting/diagnosis and resolution
Responsible for test planning and execution for network/field validation testing in a large telecommunications environment.
End to End call flow testing of VoIP services which may require coordination with other teams (Domestic and International)
Fulfilling the duties associated with customer cut-overs and migrations
Developing test scripts and plans; Perl and / or Shell scripting experience is a plus
Provide Lab environment test support
Debugging packets with Wireshark
Test SIP call traces and SIP call flow
Develop Method of Procedure for field implementation
Attend project meetings to review system and test requirements
Provide production and escalation support to Operations and Service teams
Report and analyze Change Management activities across the VoIP network
Conflict identification, exception approvals, freeze administration and emergency requests for all changes hitting the VoIP network.
Track and report on Outage Remediation action items until completion
Provide on-call support for after hour emergencies and exceptions
Job Requirements
5 years of testing and field support experience in various VoIP and/or Mobility products and technologies
Strong Tier 4 problem and troubleshooting/diagnosis and resolution experience.
Extensive knowledge/experience with various protocols/architectures (SIP, H.323, IMS, T.38) wrt implementation, interworking, troubleshooting, and support
Hands-on operational and engineering experience with key VoIP and/or Mobility network element platforms: Cisco (Routers, Switches, WLAN infrastructure), VoIP Gateways, Sonus Gateways and Soft switches, ACME SIP proxy, BroadSoft Application Servers, Avaya PBX, Edgemarc, Devices (Samsung, Apple, Sonim, NEC, Blackberry, etc), Ericcson and/or Alcatel Lucent IMS platforms
Experience with VoIP and/or Mobility Solutions with extensive knowledge of Dial Plans, Call Features and Media Resources
Deep understanding of IP based network systems (VLANs) and protocols (NTP, DHCP,HCP)
Experience with gathering, analyzing, and troubleshooting complex customer/network (VoIP and/or Mobility) sessions at the packet level, using tools such as Wireshark, Agilent, Tektronix.
Strong communications skills – required for working directly with vendors, customers, and manage/direct outage bridges.
Understand and able to configure voice gateways with registrar server and troubleshoot connectivity issues
Proven experience and success with voice over LAN, WAN and QOS design and implementation.
Issue management and tracking (good project management and record keeping skills)
Prior Telecom BVOIP service delivery (Test and Turn) experience is a plus
Knowledge of quality/bug tracking systems (i.e. Quality Center, TMATS) and testing processes
Testing and field support after hours may be needed
AT&T experience preferred
BA Degree

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City: Austin - State: Texas

Job Description Knowledge of IMS (IP Multimedia Subsystem) network elements and solutions SIP Signaling/call flows Diameter Protocol Knowledge of: Cloud Foundry, Ericsson SCF, Acme SBC Understanding of Linux server OS including network configuration (interface bonding and static route definition, IPv4 and IPv6) Server Virtualization Solutions (KVM, Orchestration) Experience in test planning and test execution: acceptance, integration, functional, service, and performance. Proven troubleshooting skills utilizing protocol analysis applications such as Tektronix IRIS and Wireshark. Excellent interpersonal and organizational skills. Ability to effectively communicate technical issues to a wide range of audiences both orally and in writing. Ability to work with minimal supervision and handle multiple tasks/schedules simultaneously. Must be a team player and work well with others. Job Requirements IMS Virtualization solutions involving HSS-FE, HSS-BE, I/S CSCF, SBG, SCC-AS, MM, MRS, and WCG. Audio Communications involving Cloud Foundry, Ericsson SCF, Acme Session Border Controller (SBC) and Acme Packets. Video conferencing services specific to Video Federation including webRTC, IR94, Cisco Jabber, MS Lync, IBM Sametime, and associated codecs. AT&T experience preferred

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City: Dallas - State: Texas

Job Description Responsible for Tier 3 problem and troubleshooting/diagnosis and resolution Responsible for test planning and execution for network/field validation testing in a large telecommunications environment. End to End call flow testing of VoIP services which may require coordination with other teams (Domestic and International) Fulfilling the duties associated with customer cut-overs Developing test scripts and plans; Perl and / or Shell scripting experience is a plus Provide Lab environment test support Debugging packets with Wireshark Test SIP call traces and SIP call flow Develop Method of Procedure for field implementation Attend project meetings to review system and test requirements Provide production and escalation support to Operations and Service team Job Requirements SME for Sonus SIP PSX and GSX support. strong Linux and Solaris OS support skills, technical writing skills Extensive, in-depth knowledge of the SIP protocol and VoIP services Extensive experience using Wireshark, TCP/IP Strong Project Management Skills Working knowledge of Sonus PSX routing, Sonus SGX and GSX AT&T Experience preferred 5 years of experience BA Degree

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