SDM Integration Engineer (Subscriber Data Management) | CompNova | Remote (USA, Canada)

CompNova; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

CompNova is seeking an SDM Integration Engineer to remotely support the USA and Canada, owning subscriber data migrations, HSS/UDM/UDR provisioning, and interop testing across multi-vendor 4G/5G cores.

You will architect, deploy, and optimize centralized subscriber databases, ensure secure authentication and data integrity, and collaborate with core engineering teams and talent acquisition leaders to meet project delivery timelines.

Qualifications

• Bachelor's degree in Telecommunications Engineering, Electrical Engineering, Computer Science, or related technical discipline.
• Minimum of 5+ years of progressive professional hands-on experience in telecommunications core networks and SDM.
• Strong, demonstrable operational expertise in HSS, HLR, UDM, UDR, and subscriber data repository architectures.
• Comprehensive working knowledge and practical proficiency in Diameter protocols, LDAP directories, SQL databases, and REST APIs.
• Deep practical experience in signaling analysis and protocol troubleshooting tools (Wireshark, TShark).
• Solid practical grasp of cloud-native deployment models, microservices architecture, and virtualized database environments.
• Exceptional analytical problem-solving aptitude, data integrity focus, and professional communication capabilities.
• Mandatory legal work authorization and physical availability for remote professional operations in the USA or Canada (C2C, W2, or IC eligible).

Responsibilities

• Architect, deploy, configure, test, and integrate enterprise Subscriber Data Management (SDM) solutions including HSS, HLR, UDM, and UDR.
• Design and implement secure subscriber profile databases, authentication credentials, and subscription authorization logic.
• Manage 3GPP Diameter (S6a, Cx, Sh) and Service-Based Architecture (Nausf, Nudm, Nudr) signaling interfaces.
• Execute comprehensive data migration, subscriber provisioning, and pre-production validation testing workflows.
• Troubleshoot subscriber authentication, roaming profile retrieval, and location update anomalies across core network boundaries.
• Monitor SDM database replication health, transaction latency, query performance, and storage capacity utilization.
• Conduct rigorous root-cause analysis (RCA) and incident remediation for subscriber data synchronization and access failures.
• Maintain meticulous technical documentation, data schema definitions, interface specifications, and configuration audit logs.

Skills

SDM Integration

HSS/UDM/UDR

Diameter/SBI protocols

Cloud-native / microservices

Data migration & provisioning

Education

Bachelor's degree in Telecommunications Engineering, Electrical Engineering, Computer Science, or related technical discipline

Tools

Kubernetes

Helm

PostgreSQL

Cassandra

REST APIs

Wireshark

Job description

Position Summary

Driving advanced subscriber data management (SDM), home subscriber server (HSS), unified data management (UDM), and user data repository (UDR) integration across remote operations in the USA and Canada, CompNova is actively seeking an accomplished SDM Integration Engineer for a dynamic C2C professional engagement. In this vital technical role, you will architect, deploy, configure, integrate, and optimize centralized subscriber database repositories and authentication frameworks across multi-vendor 4G and 5G core environments. Bringing 5+ years of progressive professional experience in subscriber data management, you will empower Tier-1 mobile network operators to achieve uncompromised subscriber profile accuracy, secure authentication, and high-performance data retrieval. This prestigious career opportunity offers competitive remuneration, high technical visibility, and professional growth within a premier global IT consulting and executive recruitment enterprise.

Detailed Job Description

As an SDM Integration Engineer supporting CompNova on a remote basis across the USA and Canada, you will take full operational, tactical, and technical ownership of subscriber data migration, HSS/UDM/UDR provisioning, Diameter/SBI interfaces, and interoperability testing. Your day-to-day responsibilities include configuring subscriber databases, executing data migration scripts, troubleshooting subscriber authentication failures, integrating SDM nodes with core routing elements, and collaborating directly with multidisciplinary core engineering squads and talent acquisition leaders like Salwan Singh.

Key Responsibilities

• Architect, deploy, configure, test, and integrate enterprise Subscriber Data Management (SDM) solutions including HSS, HLR, UDM, and UDR.
• Design and implement secure subscriber profile databases, authentication credentials, and subscription authorization logic.
• Manage 3GPP Diameter (S6a, Cx, Sh) and Service-Based Architecture (Nausf, Nudm, Nudr) signaling interfaces.
• Execute comprehensive data migration, subscriber provisioning, and pre-production validation testing workflows.
• Troubleshoot subscriber authentication, roaming profile retrieval, and location update anomalies across core network boundaries.
• Monitor SDM database replication health, transaction latency, query performance, and storage capacity utilization.
• Conduct rigorous root-cause analysis (RCA) and incident remediation for subscriber data synchronization and access failures.
• Maintain meticulous technical documentation, data schema definitions, interface specifications, and configuration audit logs.

Required Qualifications & Skills

• Bachelor's degree in Telecommunications Engineering, Electrical Engineering, Computer Science, or related technical discipline.
• Minimum of 5+ years of progressive professional hands-on experience in telecommunications core networks and Subscriber Data Management (SDM).
• Strong, demonstrable operational expertise in HSS, HLR, UDM, UDR, and subscriber data repository architectures.
• Comprehensive working knowledge and practical proficiency in Diameter protocols, LDAP directories, SQL databases, and REST APIs.
• Deep practical experience in signaling analysis and protocol troubleshooting tools (Wireshark, TShark).
• Solid practical grasp of cloud-native deployment models, microservices architecture, and virtualized database environments.
• Exceptional analytical problem-solving aptitude, data integrity focus, and professional communication capabilities.
• Mandatory legal work authorization and physical availability for remote professional operations in the USA or Canada (C2C, W2, or IC eligible).

Nice-to-Have Skills

• Professional vendor certifications in Nokia SDM, Ericsson User Data Sharing (UDS), or equivalent telecom database solutions.
• Hands-on familiarity with Kubernetes orchestration, Helm packaging, and cloud database administration (PostgreSQL, Cassandra).
• Prior professional working experience in top-tier multinational mobile network operators (MNOs) or core vendor engineering teams.
• Experience utilizing enterprise IT service management and agile tracking platforms (Jira, Confluence) for ticketing and issue tracking.
• Active participation in 3GPP standardization bodies, telecom engineering forums, or database research communities.

Application Information

• Recruiter: CompNova Recruitment Division
• Contact Name: Salwan Singh (Talent Acquisition Specialist)
• Email: [e-mail]
• Phone:
• Company Website: https://www.compnova.ai
• Salary/Rate: Market Competitive / Enterprise C2C Contracting Package
• Deadline: Open until filled (Urgent Remote SDM Integration Engineering Opening - 10+ Openings)
• Notice Period: Immediate to 14 Days Preferred
• Contract Duration: Contract-to-Contract (C2C) / Remote Engagement (USA & Canada)

Recruitment Pro Tip

When applying for this SDM Integration Engineer position through CompNova, ensure your resume explicitly highlights your HSS/UDM integration portfolio, Diameter/SBI protocol expertise, and confirm your C2C availability for the USA or Canada.