Motorola Solutions

1 month ago

Software C# Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 11 hours agoStatus: Live

Job Summary

Software C# Engineer to develop high-concurrency SIP sessions and real-time communications for the Guardian call-taking and dispatching platform. You will implement RTP/RTCP media handling for MCPTT/MCVideo, build MCData service handlers, and integrate security with OIDC and MIKEY-SAKKE. Join a distributed team across UK/Poland focusing on scalable, secure networked applications.

Location: Krakow

Workplace: Onsite

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Develop C# components for high-concurrency SIP sessions, managing complex headers and MIME bodies to support features like First-to-Answer and Group Regroups.
•Implement RTP/RTCP media handling for MCPTT and MCVideo, ensuring secure floor control in half-duplex environments.
•Build handlers for MCData services (SDS, File Distribution) using HTTP and SIP MESSAGE requests, and manage XML configuration retrieval via XCAP.
•Integrate OIDC authentication flows and MIKEY-SAKKE encryption to ensure secure media transport.
•Collaborate in an Agile, distributed team to refine Guardian core capabilities and lead development for expansion products.

Pay and Benefits

Equity and Bonus:Equity

Perks:Health InsurancePensionEquityHybrid WorkAnnual Bonus

Key Requirements

•3+ years of professional experience with asynchronous network programming in C#/.NET (Framework/Core)
•Experience with WCF, SignalR, EF, ASP.NET and WebAPI
•Strong understanding of SIP protocol stack (INVITE, PUBLISH, SUBSCRIBE) and RTP/RTCP stacks
•Proficiency in parsing complex XML schemas (XSD) and handling multipart/mixed MIME bodies
•Solid grasp of OOP, SOLID, and modern CI/CD workflows (Git, PRs, Agile)

Experience:3+ yearsTelecommunicationsReal-time communicationSIPMCPTTSIP-based

Skills:C#.NETASP.NETWCFSignalRWebAPIXMLXSDSIPRTPRTCPOSICI/CDGitAgileOOPSOLID

Tech Stack:C#.NETWCFSignalRASP.NETWebAPIXMLXSDSIPRTPRTCPOIDCMIKEY-SAKKEGitCI/CDAgile

Company Brief

Motorola Solutions

Provides mission-critical communications products and services, including radios, software, video security, and command center solutions for public safety, government, and enterprise customers worldwide.

Industry: Surveillance & Security Hardware

Company Size: Enterprise (1,001+ employees)

Revenue: USD 1B+

Growth: Public Company

Valuation: Public Company (Market Cap in USD)

Funding: IPO / Publicly Listed

Headquarters: Chicago, United States

Founded: 1928

Glassdoor: 3.7

Website LinkedIn

Loading job details...

Preparing the role view and application actions.

Motorola Solutions

1 month ago

Software C# Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 11 hours agoStatus: Live

Job Summary

Location: Krakow

Workplace: Onsite

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Develop C# components for high-concurrency SIP sessions, managing complex headers and MIME bodies to support features like First-to-Answer and Group Regroups.
•Implement RTP/RTCP media handling for MCPTT and MCVideo, ensuring secure floor control in half-duplex environments.
•Build handlers for MCData services (SDS, File Distribution) using HTTP and SIP MESSAGE requests, and manage XML configuration retrieval via XCAP.
•Integrate OIDC authentication flows and MIKEY-SAKKE encryption to ensure secure media transport.
•Collaborate in an Agile, distributed team to refine Guardian core capabilities and lead development for expansion products.

Pay and Benefits

Equity and Bonus:Equity

Perks:Health InsurancePensionEquityHybrid WorkAnnual Bonus

Key Requirements

•3+ years of professional experience with asynchronous network programming in C#/.NET (Framework/Core)
•Experience with WCF, SignalR, EF, ASP.NET and WebAPI
•Strong understanding of SIP protocol stack (INVITE, PUBLISH, SUBSCRIBE) and RTP/RTCP stacks
•Proficiency in parsing complex XML schemas (XSD) and handling multipart/mixed MIME bodies
•Solid grasp of OOP, SOLID, and modern CI/CD workflows (Git, PRs, Agile)

Experience:3+ yearsTelecommunicationsReal-time communicationSIPMCPTTSIP-based

Skills:C#.NETASP.NETWCFSignalRWebAPIXMLXSDSIPRTPRTCPOSICI/CDGitAgileOOPSOLID

Tech Stack:C#.NETWCFSignalRASP.NETWebAPIXMLXSDSIPRTPRTCPOIDCMIKEY-SAKKEGitCI/CDAgile

Company Brief

Motorola Solutions

Industry: Surveillance & Security Hardware

Company Size: Enterprise (1,001+ employees)

Revenue: USD 1B+

Growth: Public Company

Valuation: Public Company (Market Cap in USD)

Funding: IPO / Publicly Listed

Headquarters: Chicago, United States

Founded: 1928

Glassdoor: 3.7

Website LinkedIn