Gopal Krishan Mittal

Working for a global communications satellite operator supplying video and data connectivity worldwide to broadcasters, content and internet service providers, mobile and fixed network operators, governments and institutions.

Operator owns and operate over 70 satellites in two different orbits: geostationary orbit (GEO) and medium Earth orbit (MEO).

• Network design, implementation, troubleshooting complex large scale network environment with multiple networking vendors Cisco, Juniper, Versa-SDWAN all integrated.
• Supporting both fixed network customers and cruise line customers under multiple tier network domains using combination of Layer 2 Point to Point, VPLS, VPN Layer 3 services, EVPN, IP Transit.
• Involved in design, implementation and network incident escalation for SDWAN overlay services such as traffic steering management, QoS, CG-NAT deployment, NG-firewall integration for global customers.
• Service engineering & layer network engineer to face with customer, service manager and NOC to work out for customer requirements and resolve major incidents timely across the globe.

• Delivered consultancy services to BFSI clients on Network and Data Center practices.
• Upgraded outdated technology components consistently.
• Created network isolation strategies using techniques like DMZ and VLAN.
• Designed and architected network infrastructure integration procedures.
• Developed comprehensive design documentation, including HLD and LLD, utilizing data flow diagrams.
• Developed clear, concise, and structured documentation aligned with industry technical requirements.
• Maintained existing network infrastructure while adhering to SLAs during planned activities like DR testing and release management.
• Cooperated with diverse project teams across the organization to establish optimal build specifications.
• Designed, developed, and installed software systems according to requirements.
• Optimized circuitry designs through rigorous testing for improved functionality.
• Designed, deployed, implemented and supported testing of a solution for banking clients’ with POCs to emphasize on using the data centers in Active/Active fashion rather than Active/DR for global high availability, better response times and better cost-cutting (for capacity management) using advanced GTM (DNS Load balancer) NS1, primarily managed by REST APIs (supporting common languages such as Python, Perl, PHP, C# etc.) and existing monitoring (Splunk) and management platforms (HPOO) to automate the decisions of traffic shifting in the time of need.

• Managed Cisco Devices like Core Switches, ASR routers, ASA firewall, Meraki, Catalyst switches, etc.
• Designed and planned Network Infrastructure using Network protocols/services/technologies such as BGP, OSPF, ISIS, IP/MPLS, QoS, MPLS Traffic Engineering, Multicast, SD-WAN and NAT.
• Managed Network inventory and Monitoring tools such as LanSweeper, HP Network Node Manager, Solarwinds, Sniffer, PRTG and Cisco Works.
• Documented and performed standard troubleshooting procedures/processes for stateful packet flows and common network issues related to packet switching/routing/switching/voice.
• Managed authentication methods like Radius & Tacacs.
• Reviewed network security threat logs for intrusions and compromises and provided solutions.

• Organized, Planned and Implemented monthly cyclic activities including refresher training, monthly tests and call monitoring.
• Created and updated training content as and when required.
• Acquired comprehensive service knowledge tailored to every specific account.
• Worked alongside teams to identify, assess, and implement improvements in processes.
• Planned and improved training workshops and projects to monitor and groom poor performers.
• Delivered and contributed towards process improvement.
• Maintained a safe and healthy training environment by following organizational standards and legal regulations.

• Managed a team of Network Operation Center (NOC) engineers, shift roaster, technical and personal development training etc.
• Directed the team in synchronization with the latest trends and advancements in telecommunication industry by arranging regular seminars and case-based discussions.
• Managed company's infrastructure (Linux servers, Windows servers, VoIP Switches, SMSC etc.).
• Identified and verified issues reported on the ticket and providing technical resolutions to the customers’ escalated issues by directing the Network Operation Center (NOC) engineers technically and as per process.
• Planned (procured, budgeted, analyzed etc.) designing and implementing SIP and SMPP systems in different geographical locations with assistance from various hardware and software vendors.
• Coordinated with different proprietary software providers for identifying and replicating the issue detected in the systems and bug detection.
• Executed different transformation and technology advancement project as a Project Manager as per need basis and within the stipulated time.
• Documented change logs; technical support; and VoIP network troubleshooting techniques and to keep those documents up to date for future reference purposes for Network Operation Center (NOC) smooth operations.
• Educated users, support personnel, and management as to the best practices of Telecom Industry, SIP & SMPP signaling and country specific regulations.
• Created new Knowledge Base articles for how to identify, troubleshoot for proof of concepts (POC) and resolve an issue.
• Maintained solid, technical understanding of products in conjunction with business benefits. Identifying the appropriate solutions that meet the customers’ requirements.

• Same profile but payroll and employment outsourced to AT&T globally by DXC.Technology.

• Same as previous company only the payroll changed to permanent.

• Undertook system analysis, technical design, implementation and maintenance of solutions applied to customer infrastructure incorporating technologies such as network, IP Telephony, security, systems, and storage and wireless solutions as applicable to the role.
• Worked with implementation teams and the customer, providing systems/network design and implementation support to ensure smooth and effective migration to new technology/versions.
• Coloborated closely with project managers and shared major responsibility in managing customer expectations at the outset of projects.
• Provided technical support to clients through dealing with complex service queries and problems with clients' systems related to the above technologies, as applicable.
• Exhibited empathy for the customers' situation, perspective, constraints and issues.
• Ensured that organizational business strategy is positively represented to the client in all forms of communication.
• Ensured activities were performed in a timely manner, in accordance with the contracted terms and agreed specifications.
• Ensured corporate customer satisfaction standards are met; follow up with clients to ensure that they are satisfied with the services or products provided.
• Provided a high level of customer service as required by completing tasks within required timeframes.
• Overlooked global and local HP Infrastructure in Managed Services environment.
• Designed, implemented and performed changes related to HP Comware, Provision Switches, MSR Routers, ARUBA WAPs, Fortinet devices like FortiGate firewalls etc.
• Managed and worked closely with FEs for upgradation, down gradation, decommissioning and commissioning of WAN links and devices for HP managed enterprise clients.
• Major incident management affecting critical operations and production.
• 3rd level of Incident Management related to HP managed devices and services.
• RMA of Hardware devices and OS upgradation according to standards provided.
• Coordinated with vendors, customers and internal departments to understand, monitor, and communicate changes to workflows.

• Provided 2nd level technical support for IP equipment from vendors Inc. Cisco, Juniper etc. including troubleshooting logged faults to accurately isolate the cause, taking corrective action to minimize the impact of faults.
• Liaised with vendors where necessary to resolve vendor related issues and monitor progress through to resolution.
• Supported the implementation of new equipment, and the ongoing maintenance and configuration of existing systems.
• Supported project deliveries from engineering, review design documentation, implement solutions, and subsequently deploy configuration changes to the live environment.
• Documented and optimized standard operating procedures.
• Developed and refined best practices and standard processes that improve the management of the security infrastructure.
• Established good working relationships with staff from all areas of the business to consistently achieve the best results.
• Provided network support services for devices such as hubs, bridges, routers, and other hardware.
• Troubleshot complex multi-vendor network service provider issues.
• Trained junior engineers on industry best practices, fostering a collaborative team environment that prioritized knowledge sharing.

• Designed, developed and implemented basic call flow (inbound and outbound), IVRs, infrastructure for clients using various technologies and equipments like VoIP switches, Cisco VoIP gateways, Asterisk etc.
• Maintained VoIP Switches like VOS 3000, NexGe, MVTS-II, Class-IV, VPS, open source platforms like Asterisk, Linux and VoIP gateways like Cisco AS5400, Cisco ATA, PAP2T/Zyxel, Audio Codes etc. and Excel TDM switch.
• Established network security using firewalls like SonicWall, pfSense etc.
• Provided remote NOC services, network operations, troubleshooting and technical support to various clients and businesses over CRM (OTRS), Mail, Skype and phone.
• Built, designed and implemented dialing solutions (ViciDial, Goautodial) for International and Domestic Processes like Inbound, Outbound, Predictive, Survey etc. using VoIP and PRI.