tewobo
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JavascriptJob Title: Senior Developer – ServiceNow (TSM/CSM – Telecom Domain)
Role Overview:
We are seeking a highly skilled Senior ServiceNow Developer with a strong background in either Telecommunication Service Management (TSM) or Customer Service Management (CSM), with hands-on telecom domain experience. This is a technical lead role focused on developing scalable, maintainable ServiceNow applications and integrations tailored for communication service providers (CSPs).
The ideal candidate will have at least 5 years of experience in ServiceNow development, solid scripting and integration expertise, and deep understanding of ITIL processes and telecom service modeling.
⚠️ Note: We are specifically looking for candidates with practical experience in CMDB development and the TSM/CSM domain. Prior candidates with limited hands-on experience or inability to demonstrate scripting proficiency will not be considered.
Key Responsibilities:
- Lead configuration and customization of ServiceNow modules – primarily TSM (Change, Problem, Incident, Service Order Management, Technical Catalog, Inventory) or CSM in telecom use cases
- Work closely with architects and business analysts to implement solutions aligned with CSDM, telecom data models, and TM Forum frameworks
- Develop REST/SOAP-based integrations with external OSS/BSS platforms, network management systems, and other IT tools
- Write clean, efficient JavaScript-based scripts (Business Rules, Script Includes, UI Policies, Client Scripts, etc.)
- Build and manage Service Portals, Catalog Items, and associated workflows using Flow Designer and IntegrationHub
- Design and implement CMDB structures relevant to telecom resources (CFS/RFS layers) and manage relationships via CI classes
- Implement automated testing (ATF) and follow CI/CD best practices using update sets and DevOps tools
- Troubleshoot complex production issues across TSM/CSM workflows and propose platform optimizations
- Mentor junior developers and contribute to platform documentation, review processes, and governance best practices
Required Skills & Experience:
- 5+ years of ServiceNow development experience, with a minimum of:
- 2+ years in ServiceNow TSM (preferred)
- Or CSM module experience with telecom domain projects
- Deep expertise in ServiceNow APIs, custom scripting, and REST/SOAP integrations
- Strong understanding of telecom service modeling (CFS/RFS/resource mapping)
- Hands-on experience with:
- CMDB and CSDM modeling for telecom services
- Incident, Change, Problem, Case Management workflows
- Service Portals, Business Rules, Client Scripts, UI Policies
- Experience implementing Service Order Management, Service Inventory, and Technical Catalog in telecom
- Familiarity with TM Forum APIs and standards (eTOM, SID, TMF620, TMF641)
- Knowledge of ITIL processes and best practices for support and service delivery
Preferred Qualifications:
- ServiceNow Certifications:
- Certified System Administrator (CSA)
- Certified Application Developer (CAD)
- Certified Implementation Specialist – TSM or CSM
- Prior experience with OSS/BSS systems like Amdocs, Netcracker, Ericsson, or Nokia
- Exposure to 5G, SDN/NFV, network slicing, or cloud-native network architectures
- Experience with Automated Test Framework (ATF), Scoped Apps, and UI Builder
⚠️ Important Candidate Evaluation Notes:
- Candidates must demonstrate hands-on experience in:
- TSM or CSM in a telecom setting
- CMDB development and customization
- Scripting and API development (evaluated during technical screening)
- Candidates unable to clearly articulate their work in TSM/CSM modules or complete basic script evaluations will not move forward
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