Experience

Mad Mobile

• United States
• Software Development
• 100 - 200 Employee

• DevOps Technology Lead Engineer

  • Feb 2021 - Present

  201 N Franklin St Ste 1000, Tampa, FL 33602 Mad Mobile helps companies reimagine how they connect with customers. Our unique platform enables restaurants and retailers to achieve mobility with their existing systems to increase sales and digitize the guest experience. • DevOps SME with a rapidly growing retail, restaurant markets. Design, Build and deploy cutting edge scalable software using Azure Cloud. Automation software development life cycle operation through the roll out microservices, Restful APIs, Open-source libraries using… Show more Mad Mobile helps companies reimagine how they connect with customers. Our unique platform enables restaurants and retailers to achieve mobility with their existing systems to increase sales and digitize the guest experience. • DevOps SME with a rapidly growing retail, restaurant markets. Design, Build and deploy cutting edge scalable software using Azure Cloud. Automation software development life cycle operation through the roll out microservices, Restful APIs, Open-source libraries using Terraform, ArgoCD and Ansible. • Experience with Amazon AWS, Microsoft Azure Data Management, google GCP. • Currently involved in the development of CI/CD Corporate automation (Jenkins / Gitlab / Bitbucket / GitHub actions / Keptn) monolithic and event driven pipelines. • Experience with Ansible, Docker, Terraforms, RabbitMQ, ArgoCD, SonarQube, Python, MySQL, CauchDB, JSON, HTML, HTTPS and HTTP API deployments, use of AI tools. • Experience in implementing infrastructure automation using Terraform, automating CI/CD with Git, Jenkins, Gitlab, Bitbucket. • Expert with scripting languages – Python and bash. • Experience deploying applications on Kubernetes, detail understanding of Kubernetes scheduling, networking, security, load-balancing. • Experience troubleshooting Kubernetes environments. • Experience with AWS EKS, ECS. • Knowledge of best practices of IT operations always up, always-available mission critical service. • Experience working in Agile/Scrum Show less



Infosys

• India
• IT Services and IT Consulting
• 700 & Above Employee

• Engineer IV

  • Mar 2019 - Jan 2021

  Moorestown, New Jersey • Leading various projects with a solid technical background in IMS / SIP / DevOps / Cloud. Introduced automation improvements using Python, GO and Java, which helped save manual efforts and guided the team to faster higher quality results. Troubleshoot issues in SIP/IMS Networks with proactive approach in fixing them has saved company time and shown a real ROI. • System integration and functional testing on routers, switches, load balancers and VNFs. Experience in leading multiple testing… Show more • Leading various projects with a solid technical background in IMS / SIP / DevOps / Cloud. Introduced automation improvements using Python, GO and Java, which helped save manual efforts and guided the team to faster higher quality results. Troubleshoot issues in SIP/IMS Networks with proactive approach in fixing them has saved company time and shown a real ROI. • System integration and functional testing on routers, switches, load balancers and VNFs. Experience in leading multiple testing projects in Comcast Integration and Certification Engineering Team (Offshore and Onsite) – Residential Voice, Residential Automation, Syndication, Cloud Virtualization. • Analysis and troubleshooting of IMS signaling flows in the Integration and Certification Engineering testing lab. Administration of Ericsson MME, AMF, EIR, UDM, AUSF, CSCF, Ericsson TAS & HSS, ALU MGCF, Ribbon Session Border Controllers. Security hardening. • Experience with Cloud methodologies (IaaS, PaaS, SaaS) building scripts in GO, Python and Linux shell, automation, Orchestration, and industry-leading cloud vendor offerings. • Hands-on Expertise in DevOps techniques - automation, version control, REST API development, CI/CD & containers, Cloud – AWS, OpenStack & RedHat virtualization, IMS architecture, TCP/IP & OSI models. • SME for the IMS/VoLTE severity production issue analysis. • Validation VoLTE and 5G Call flows, End to End Mobile Integration using dual registration 5G-NR and eNB. Show less



Oracle

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• Network Manager

  • Nov 2015 - Mar 2018

  Morrisville, North Carolina • Primary responsibility is to work as a member of a team to bring connectivity to remote Demo labs. • Configuration Cisco firewalls, VPNs, and routing and switching as required by projects. • Configuration of Juniper firewalls, F5s and SANs. • To coordinate, communicate, and connect with remote peers as per project requires. • To collaborate on designs, implement key company network systems and applications for Global Business Unit marketing group Demos. • To evaluate current… Show more • Primary responsibility is to work as a member of a team to bring connectivity to remote Demo labs. • Configuration Cisco firewalls, VPNs, and routing and switching as required by projects. • Configuration of Juniper firewalls, F5s and SANs. • To coordinate, communicate, and connect with remote peers as per project requires. • To collaborate on designs, implement key company network systems and applications for Global Business Unit marketing group Demos. • To evaluate current and near future Application visualizations to determine appropriate network environment solutions. • To work with Directors to develop project use cases, document, and create tests demos on time. • To ensures systems are properly documented, controlled for change, and monitor for up time and performance. • To help the choice and implementation of network, communication, and systems infrastructure to match the global needs of future applications. • To find, develop, implement, and support high level industry standard and best practices. • To work with vendors and others to formulate demo designs. • To develop and document new and existing demo designs and setups. • To collaborate with other team members on technologies needed for customer proof of concepts and standards. • To take part in the assessment and strategy planning of Network Function Virtualization as directed. • To supply recommendations on proper tools and network environment choice that ensure scalability. • To find, interact, and provide prominent level of service with internal and external customer ensuring demo needs are being met. • To cross train peers and junior staff, Consulting Technical Managers, Sales Engineers as needed to support on new application demos designs. • Responsible for the implementation of the Product Virtualization demos with diverse types of hyper-visors (KVM, Oracle Virtualization Environment, VMWare, Open Stack, Virtual Box), several Linux Flavors. Show less



Syniverse

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• Manager Network Support SS7

  • Oct 2014 - Jul 2015

  Tampa, FL I supervise the LTE & SS7 Network Support team. This team is responsible for bring into service a variety of complex signaling and telecommunication products as well as proactive troubleshooting to anticipate potential network or service degradation.

• SSE Network Engineering & Deployment

  • Jun 2013 - Oct 2014

  Tampa, FL Implementation of M3UA over VPN / IPX, Creation and/or Actualization Network Diagram design, implementation of M2PA over IPSEC VPNs and IPX. GSM migrations and provisioning, LTE peering node configuration.

• SE Network Support Engineer II

  • Feb 2009 - Dec 2013

  Tampa, Florida, USA Responsible for the operation of GSM, ANSI41, TCAP services, SS7, ITU, IP network backbone. Provides technical support for GSM, SS7 and IP networks and service application issues. Strive to improve customer satisfaction, reports, and other tools to proactively detect service degradation in the network and restore quality service. Resolve signaling service issues and working with peers in the NOC and Application Support areas to facilitate rapid problem resolution. • Application of… Show more Responsible for the operation of GSM, ANSI41, TCAP services, SS7, ITU, IP network backbone. Provides technical support for GSM, SS7 and IP networks and service application issues. Strive to improve customer satisfaction, reports, and other tools to proactively detect service degradation in the network and restore quality service. Resolve signaling service issues and working with peers in the NOC and Application Support areas to facilitate rapid problem resolution. • Application of Knowledge of Diameter Signaling Routing (DSR). Configuration of: CEX, NO/SO Application IDs, Peer Nodes (HSS, MME and DSRs) creation, Connection Sets, Local Nodes, Connection Capacity, Egress Messages Throttling, Message Priority sets, SCTP connection, Routes lists, Reroute based on Application ID and AVP result codes in answer messages, Rule application based on destination realm/host as well as on origin realm/host, Alarm threshold setup, RBAR configuration base on MSISDN, IMSI, IPv4/IPv6 address for LTE HSS / IMS HSS/ PCRF/OCS/OFCS applications, RBAR exception for send answer with Result-code AVP, Modification RBAR system values. Capacity planning of Per-Connection Ingress MPS, DA-MP, Remote Busy, Message Priority, Message throttling, Pending transactions.



Transaction Network Services

• United States
• Telecommunications
• 700 & Above Employee

• Network Engineer II

  • Sep 2007 - Apr 2010

  Monitored links, SCPs, STPs. Troubleshooted link outages and service interuptions. Provides support for services like ISUP, CNAM, LIBDB, LNP, among many others. Tracked all incidents as well as provided follow ups with customers carriers and vendors until resolution.



Sprint

• United States
• Telecommunications
• 700 & Above Employee

• NOC technician III

  • 2007 - 2008

  Tested and analyzed network and network facilities (e.g., power, communication machinery, software, line, modems, and terminals). Advised supervisor Network Control positions of network communications failures. Arranged corrective action plans. Subject matter expert in service, production, or support area of responsibility. Monitored network services for the Alcatel and Tekelec STP’s hardware. Supported in network events, SS7 links. Monitored network services tandem… Show more Tested and analyzed network and network facilities (e.g., power, communication machinery, software, line, modems, and terminals). Advised supervisor Network Control positions of network communications failures. Arranged corrective action plans. Subject matter expert in service, production, or support area of responsibility. Monitored network services for the Alcatel and Tekelec STP’s hardware. Supported in network events, SS7 links. Monitored network services tandem SCP’s, monitor customer site RP links, handle software/hardware problems. Performed Tier II surveillance PCS platforms, WSCP, ISCP, OTAF, DRS\space. * Responsible for troubleshooting DS0, T1, DS3, OC12 links to isolate and correct trouble conditions. * Aided customers with “Customer Provided Access” links. Show less



VERISIGN

• United States
• Technology, Information and Internet
• 700 & Above Employee

• Technician II

  • Sep 2001 - Sep 2007

  Provided International Roaming Support for CDMA customer base. Tracked and follow up all incidents until resolution. Tested new implementations.