emnify
Senior Software Engineer - JavaCard(m/w/x)
Full-timeWith HomeofficeSenior
Berlin, Würzburg
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EMemnify
Senior UICC, eUICC (SGP.22-32) Expert(m/w/x)
Berlin
Full-timeWith Home OfficeSenior
Nejo AI Summary
End-to-end validation of SGP.22 eSIM profiles and SGP.32 IoT eUICC capabilities. Strong GSMA standards and SGP.22/SGP.32 experience required. Building and maintaining test plans and suites.
Requirements
- Strong hands-on SIM/eSIM/eUICC engineering, validation, certification, or solution engineering
- Direct, proven experience with GSMA standards and workflows
- SGP.22 (consumer RSP) and SGP.32 (IoT eUICC)
- Practical understanding of test artefacts and certification-style validation
- Solid knowledge of UICC/eUICC architecture, profile lifecycle, security, and OTA/provisioning
- Ability to debug complex cross-domain issues, write RCAs, and coordinate resolution
- Excellent English (written + spoken) and disciplined documentation skills
- Prior work with SMDP+ / eIM / SM-SR / RSP APIs, automated validation, and test tooling
- Java Card / STK / proactive SIM, multi-IMSI steering logic, or advanced SIM applet behavior
- Familiarity with mobile core basics and CMP-style operational models
Tasks
- Own engineering, interoperability, and certification readiness
- Drive UICC/eUICC profiles feature design reviews
- Translate product requirements into vendor-ready technical specifications
- Lead end-to-end validation of SGP.22 eSIM profiles and SGP.32 IoT eUICC capabilities
- Build and maintain test plans and test suites
- Execute SAIP-based profile validation for consumer and IoT eSIM profiles
- Run BAP/IoT eUICC sample validation for SGP.32
- Conduct device + network interoperability campaigns
- Reproduce issues and deliver root cause analysis
- Act as technical owner for SMDP+ / eIM interactions
- Coordinate with SIM/eUICC vendors on roadmap, defects, deliveries, and acceptance criteria
- Define acceptance testing gates
- Drive production rollout decisions based on objective evidence
- Support validation of advanced capabilities like Multi-IMSI, IPAe, and Java Card STK applets
- Ensure interoperability across vendors and device ecosystems
- Produce high-quality technical artefacts including test reports, certification readiness status, defect write-ups, vendor tickets, and internal documentation
Work Experience
- approx. 4 - 6 years
Education
- Vocational certificationOR
- Bachelor's degreeOR
- Master's degree
Languages
- English – Native
Tools & Technologies
- SIM
- eSIM
- eUICC
- GSMA standards
- SGP.22
- SGP.32
- UICC
- SMDP+
- eIM
- SM-SR
- RSP APIs
- Java Card
- STK
- HLR
- HSS
- AuC
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of emnify and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.
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EMemnify
Senior UICC, eUICC (SGP.22-32) Expert(m/w/x)
Berlin
Full-timeWith Home OfficeSenior
Nejo AI Summary
End-to-end validation of SGP.22 eSIM profiles and SGP.32 IoT eUICC capabilities. Strong GSMA standards and SGP.22/SGP.32 experience required. Building and maintaining test plans and suites.
Requirements
- Strong hands-on SIM/eSIM/eUICC engineering, validation, certification, or solution engineering
- Direct, proven experience with GSMA standards and workflows
- SGP.22 (consumer RSP) and SGP.32 (IoT eUICC)
- Practical understanding of test artefacts and certification-style validation
- Solid knowledge of UICC/eUICC architecture, profile lifecycle, security, and OTA/provisioning
- Ability to debug complex cross-domain issues, write RCAs, and coordinate resolution
- Excellent English (written + spoken) and disciplined documentation skills
- Prior work with SMDP+ / eIM / SM-SR / RSP APIs, automated validation, and test tooling
- Java Card / STK / proactive SIM, multi-IMSI steering logic, or advanced SIM applet behavior
- Familiarity with mobile core basics and CMP-style operational models
Tasks
- Own engineering, interoperability, and certification readiness
- Drive UICC/eUICC profiles feature design reviews
- Translate product requirements into vendor-ready technical specifications
- Lead end-to-end validation of SGP.22 eSIM profiles and SGP.32 IoT eUICC capabilities
- Build and maintain test plans and test suites
- Execute SAIP-based profile validation for consumer and IoT eSIM profiles
- Run BAP/IoT eUICC sample validation for SGP.32
- Conduct device + network interoperability campaigns
- Reproduce issues and deliver root cause analysis
- Act as technical owner for SMDP+ / eIM interactions
- Coordinate with SIM/eUICC vendors on roadmap, defects, deliveries, and acceptance criteria
- Define acceptance testing gates
- Drive production rollout decisions based on objective evidence
- Support validation of advanced capabilities like Multi-IMSI, IPAe, and Java Card STK applets
- Ensure interoperability across vendors and device ecosystems
- Produce high-quality technical artefacts including test reports, certification readiness status, defect write-ups, vendor tickets, and internal documentation
Work Experience
- approx. 4 - 6 years
Education
- Vocational certificationOR
- Bachelor's degreeOR
- Master's degree
Languages
- English – Native
Tools & Technologies
- SIM
- eSIM
- eUICC
- GSMA standards
- SGP.22
- SGP.32
- UICC
- SMDP+
- eIM
- SM-SR
- RSP APIs
- Java Card
- STK
- HLR
- HSS
- AuC
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of emnify and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.
Like this job?
BetaYour Career Agent finds similar jobs for you every day.
About the Company
emnify
Industry
Telecommunications
Description
The company enhances innovative components, bridging telco languages and internet protocols.
Not a perfect match?
- emnify
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