Technical Sales Specialist COS and UDM

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Noida, Gautam Buddha Nagar, Uttar Pradesh, IND
In-Office
Mid level
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
We are shaping the future of digital connectivity the world relies on.
The Role
Provides technical sales support for Core Network bids and tenders. Analyzes customer requirements, designs IMS, signaling, CS Core, UDM, and Exposure solutions, and prepares network designs, dimensioning, bills of quantities, compliance statements, assumptions, risks, and cost optimizations. Partners with market-area specialists and bid managers, supports scope and effort estimation, develops alternative solutions, and communicates technical recommendations to customers and stakeholders. Domestic and international travel may be required.
Summary Generated by Built In
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About this opportunity:
We are looking for a Technical Sales Support Specialist - COS, UDM and Exposure Bid Office to join the Core Networks team. This is a highly technical role where you will work as a domain SME, collaborating closely with Market Area specialists to support customer RFx and tender responses.You will contribute expertise across IMS, Signalling, CS Core, UDM and Exposure solutions, developing competitive, optimised and cost-effective technical proposals based on customer requirements. The role requires strong Core Network knowledge, solution design capabilities, and an understanding of Virtualisation and Cloud Native technologies.
What you will do:
Take ownership of technical bid responses for assigned Core Network solution areas and ensure high-quality RFP/tender responses within agreed timelines.
Analyse customer RFx requirements, identify technical clarifications and work closely with Market Area solution specialists and SMEs.
Design and propose solutions covering IMS, Signalling, CS Core, UDM and related Core Network products.
Prepare network designs, dimensioning, solution proposals, Bill of Quantities (BoQ), technical compliance statements and product-related documentation.
Capture and document technical assumptions, dependencies and risks within proposed solutions.
Support Bid Managers during the bid acceptance phase with scope definition and effort estimation.
Develop solutions covering technologies such as VoLTE, VoNR, Fixed/FMC, Unified Communications, SIP Interconnect, SIP Trunking, SRVCC, MNP and MVNO.
Support signalling solutions including DSC (DA/DRA/DEA) and SC (BSF/SCP/SEPP).
Propose alternative technical solutions where changes are required based on customer or business needs.
Provide recommendations from TCO/BBTS perspectives to optimise proposed solutions.
Drive knowledge sharing and effective reuse of available technical documentation and solution repositories.
Work with relevant stakeholders to mobilise internal and external resources required to fulfil customer solution requirements.
The skills you bring:
Bachelor's degree in Telecommunication, Electronics Engineering or an equivalent discipline. MBA would be an added advantage.
2-7 years of relevant product and solution experience within vendor, operator or telecommunications technology environments.
Strong knowledge of IMS Core solutions, including VoLTE/VoNR, CSCF, SBG/SBC, MRF, SIP-based applications, Fixed/FMC and Unified Communications.
Good understanding of Signalling solutions, including DSC, DA/DRA/DEA, BSF, SCP and SEPP.
Good knowledge of CS Core solutions, including CSFB, SRVCC, MNP and MVNO.
Knowledge of HSS, CUDB, HLR, CCSM and CCDM.
Strong understanding of VoIP, SIP, 3GPP standards, wireless call flows and related telecommunications protocols.
Good understanding of Virtualisation and Cloud Native technologies.
Working knowledge of relevant dimensioning and product configuration tools.
Previous IMS product knowledge would be an advantage.
Strong analytical and solution-oriented mindset with the ability to identify cost-effective technical solutions.
Excellent customer focus, presentation, communication and stakeholder-management skills.
Ability to work independently as well as collaboratively within cross-functional teams.
Ability to perform effectively under pressure and manage delivery timelines.
Innovative and proactive mindset with the ability to identify new solution opportunities.
Strong ability to communicate clear and concise technical recommendations to customers, peers and management.
Willingness to travel domestically and internationally based on business requirements.
Why join Ericsson?At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply? Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: India (IN) || Noida
Req ID: 792967

Skills Required

  • Bachelor's degree in Telecommunications, Electronics Engineering, or an equivalent discipline
  • 2-7 years of relevant product and solution experience in vendor, operator, or telecommunications technology environments
  • Strong knowledge of IMS Core solutions, including VoLTE, VoNR, CSCF, SBG/SBC, MRF, SIP applications, Fixed/FMC, and Unified Communications
  • Good understanding of signaling solutions, including DSC, DA/DRA/DEA, BSF, SCP, and SEPP
  • Good knowledge of CS Core solutions, including CSFB, SRVCC, MNP, and MVNO
  • Knowledge of HSS, CUDB, HLR, CCSM, and CCDM
  • Strong understanding of VoIP, SIP, 3GPP standards, wireless call flows, and telecommunications protocols
  • Good understanding of virtualization and Cloud Native technologies
  • Working knowledge of dimensioning and product configuration tools
  • Strong analytical and solution-oriented mindset
  • Excellent customer focus, presentation, communication, and stakeholder-management skills
  • Ability to work independently and collaboratively within cross-functional teams
  • Ability to work under pressure and manage delivery timelines
  • Innovative and proactive mindset
  • Willingness to travel domestically and internationally
  • MBA
  • Previous IMS product knowledge

What the Team is Saying

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Ericsson Compensation & Benefits Highlights

  • Healthcare Strength — Health coverage is described as broad and reliable, with multiple medical plan choices, dental/vision, and mental-health/EAP resources. Available descriptions highlight healthcare and disability insurance as consistent strengths.
  • Retirement Support — U.S. materials point to an automatic company 401(k) contribution plus matching that can add up to a notably high employer contribution, and some regions also offer pension options. This structure is often cited as a meaningful component of total rewards.
  • Leave & Time Off Breadth — Time-off programs are characterized as generous, with sizable vacation allowances, paid holidays, sick time, volunteer time, and strong parental leave in some locations. PTO is frequently highlighted as a standout element of the package.

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The Company
HQ: Stockholm
88,000 Employees
Year Founded: 1876

What We Do

Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.

Why Work With Us

Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.

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