Nokia · 5 days ago
SBC Senior System Engineer/IMS Architect
Lake County, IN
Full-time
Onsite
Senior Level, Lead/Staff
8+ years expNokia is a global leader in connectivity for the AI era. They are seeking a Senior SBC System Engineer / IMS Architect to collaborate with various stakeholders to define, design, and deliver SBC product capabilities for telecom and enterprise markets.
ElectronicsEnterprise SoftwareInternet of ThingsMobile DevicesTelecommunications
Responsibilities
Definition of SBC product and/or IMS solution level requirements to respond to new market needs, with primary focus on Session Border Controller (signaling plane or media plane)
Cooperation with Product Manager, Product Architect, Systems Engineers, Solution architects, CTO and Development Teams on defining product roadmap, feature / requirements definitions and backlog prioritization
Identification of product gaps and weaknesses toward standards & competition, addressing them into enhancements/ roadmap
Supporting design, implementation, test, sales and maintenance of product with the relevant teams
Documenting and presenting product capabilities internally and externally (documentation/ publications and presentations)
Cross-sharing technology & product knowledge among various project team members
Representing Nokia R&D internally and externally
Qualification
Required
Bachelor's degree or equivalent experience is minimum required. Candidate´s with degree in computer science and / or telecom will be more relevant. Master's degree is a plus
At least 8-10 years of professional experience including system / solutions engineering in IMS domain
Previous experience in software design, software development and/or testing in an R&D or similar organization
Good knowledge of Session Border Controller product(s) (control plane and media plane), their functions, components, interfaces
In-depth knowledge of IMS architecture and SBC applicable use cases
In-depth knowledge in VoIP and VoLTE architecture, entities, use cases
3GPP and IETF standards knowledge applicable to SBC signaling & media services and networking
Experience and strong knowledge related to signaling plane: SIP, H.248, Lawful Interception, Diameter, HTTP(S), SIPREC, IPsec, TLS
Experience and strong knowledge related to media plane: H.248, MSRP(S), (S)RTP, RTCP, UDPTL, DTLS, TLS, DTMF, SIGTRAN, transcoding (audio, fax, video) including TrFO, MOS, DSP
Preferred
Experience and strong knowledge related to OAM interfaces (CM, FM, PM): HTTP(S), SSH, (S)FTP, SNMP, NETCONF, RESTCONF
Good understanding of cloud, cloud native principles, microservices
Good knowledge of system performance, capacity and overload control aspects
Experience with Kubernetes, Openshift, AWS, Azure, Openstack, VMware clouds, Software Defined Networking
Data analytics skills, understanding of Machine Learning technologies & methods would be a plus
Benefits
Flexible working arrangements to support work–life balance
Health and well-being support – private medical care for you and your family, life insurance, mental health programs, and employee resource groups
A minimum of 90 days of Maternity and Paternity Leave based on eligibility
Meal and lifestyle perks – Lunch Pass (monthly meal subsidy), Nokia Social Fund (sport card, cinema tickets, loans)
Volunteering – two paid days per year for community or charitable activities
Career growth & mobility – technical career path, job rotation, and domestic relocation support
Continuous learning – mentorship programs, digital learning platforms and tools
Annual bonus – based on individual and company performance
Pension scheme (PPE) – available after 36 months of continuous employment
Car benefit – the eligibility for a company car is based on employee’s job grade
Company
Nokia
Nokia manufactures mobile devices, network infrastructure, and location-based technology for businesses. It is a sub-organization of Enscryb.
10001+ employees
H1B Sponsorship
Nokia has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (262)
2024 (264)
2023 (259)
2022 (250)
2021 (296)
2020 (287)
Funding
Current Stage
Public CompanyTotal Funding
$4.45BKey Investors
European Investment BankNVIDIANational Telecommunications and Information Administration
2025-12-16Post Ipo Debt· $511.84M
2025-10-28Post Ipo Equity· $1B
2025-06-30Post Ipo Debt· $1.76B
Leadership Team
Justin Hotard
President and CEO
Victoria Hanrahan
Chief of Staff to the CEO
Recent News
2026-01-09
2026-01-09
Mobile World Live
2026-01-09
Company data provided by crunchbase