Core Network Engineer, HSS/HLR

Minor Hotels Europe and Americas

Core Network Engineer involved in designing and implementing telecom core network solutions for 4G/5G projects. Leading system integration and ensuring performance, security, and reliability in multi-domain environments.

Posted 5/28/2026full-timeNoida • 🇮🇳 IndiaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

CloudLinuxMariaDBNode.jsOpenStackOracleSOAPSQLTCP/IPUnixVMware

About the role

Key responsibilities & impact

Design and implement core network solutions, with a strong focus on HSS/HLR nodes
Lead and execute system integration, deployment, and validation activities
Perform end-to-end testing, troubleshooting, and issue resolution during project delivery
Develop and maintain comprehensive technical documentation: Low-Level Design (LLD), Customer Integration Questionnaire (CIQ), Design Node Document (DND), Acceptance Test Plan (ATP), Method of Procedure (MOP)
Coordinate and manage testing, acceptance, and sign-off activities with stakeholders
Work on complex multi-domain integrations involving telecom network components
Ensure solutions meet performance, security, and scalability requirements
Collaborate closely with customers, project teams, and internal engineering units

Requirements

What you’ll need

Strong experience in telecom core networks, specifically HSS/HLR (mandatory)
Hands-on experience with Unix/Linux environments
Solid understanding of networking protocols: TCP/IP, Diameter, SIP, HTTP/2, SNMP, SOAP/XML
Experience with databases such as Aerospike, MariaDB, Oracle, or SQL
Knowledge of virtualization and cloud technologies: VNF, CNF
Familiarity with platforms like VMware and OpenStack
Exposure to Nokia tools/platforms: CBIS, CBAM, NCS, NCOM
Proven experience in system integration and multi-domain telecom environments
Strong documentation skills and attention to detail
Excellent problem-solving and analytical abilities
Good communication skills with professional proficiency in English

Benefits

Comp & perks

Opportunity to work on cutting-edge 4G/5G technologies and cloud-native telecom solutions
Exposure to large-scale, high-impact telecom transformation projects
A collaborative and inclusive work environment that values innovation and technical excellence
Continuous learning opportunities with access to advanced tools, platforms, and certifications
A chance to work closely with global customers and industry experts
Strong focus on career growth, skill development, and knowledge-sharing culture

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

HSSHLRUnixLinuxTCP/IPDiameterSIPHTTP/2SNMPSOAP/XML

Soft Skills

documentation skillsproblem-solvinganalytical abilitiescommunication skillsattention to detail