The Role
Leads telecom network quality management and service optimization across mobile core environments. Troubleshoots customer-impacting issues, analyzes KPIs, performs packet capture and end-to-end trace analysis, validates services, and identifies performance bottlenecks. Supports testing, UAT, migrations, deployments, and business-as-usual operations while collaborating on fault prevention. Provides technical guidance to junior engineers and may support critical night or weekend upgrades.
Summary Generated by Built In
We are seeking an experienced Senior Engineer – Network Performance & Service Optimization Lead to support network quality management and optimize telecom service performance across core network environments. The role involves troubleshooting customer-impacting issues, analyzing network KPIs, supporting service validation, and ensuring high-quality mobile network performance.
Key Responsibilities:
- Support network quality management and service optimization initiatives
- Analyze critical customer issues and network performance discrepancies
- Lead service validation and testing activities within core network environments.
- Perform end-to-end trace analysis to identify root causes and support issue resolution.
- Monitor and analyze Mobile Core Network KPIs to identify bottlenecks and optimization opportunities
- Conduct packet capture, network auditing, and diagnostic analysis
- Collaborate with cross-functional teams on fault analysis and preventive measures
- Support project implementation, UAT, migrations, and BAU activities
- Provide technical guidance and mentorship to junior engineers
- Support night/weekend deployments during critical upgrades or migrations when required
Requirements
- Bachelor’s degree in Electronics, Telecommunications, Computer Science, or related field
- 7–10 years of experience in telecom core network operations and optimization
- Experience working with Mobile Operators, MVNOs, MNVEs, or telecom vendors
- Strong knowledge of CS Core Network technologies (MSS, MGW, SBC, STP, SMSC, HLR, IVR)
- Good understanding of PS Core Network technologies (SGSN, SGW, PGW, PCRF, DNS, AAA)
- Experience with IMS nodes (CSCF, TAS, MRF, ePDG)
- Strong troubleshooting and network quality assurance skills
- Good understanding of VoLTE, Voice, SMS, and Data call flows
- Hands-on experience with telecom protocols such as SIP, MAP, GTP, SMPP, RTP, Gx, Gy, Ro
- Experience using packet analysis and network tracing tools
- Working knowledge of Jira and Confluence
Skills Required
- Bachelor's degree in Electronics, Telecommunications, Computer Science, or a related field
- 7-10 years of experience in telecom core network operations and optimization
- Experience working with mobile operators, MVNOs, MNVEs, or telecom vendors
- Strong knowledge of CS Core Network technologies, including MSS, MGW, SBC, STP, SMSC, HLR, and IVR
- Understanding of PS Core Network technologies, including SGSN, SGW, PGW, PCRF, DNS, and AAA
- Experience with IMS nodes, including CSCF, TAS, MRF, and ePDG
- Strong troubleshooting and network quality assurance skills
- Understanding of VoLTE, voice, SMS, and data call flows
- Hands-on experience with SIP, MAP, GTP, SMPP, RTP, Gx, Gy, and Ro protocols
- Experience using packet analysis and network tracing tools
- Working knowledge of Jira and Confluence
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The Company
What We Do
Cynosure Corporate Solutions is a human capital services company focused on helping clients align their people strategy with business goals. Its offerings include executive search, recruitment, training, temporary staffing, statutory compliance, and other HR-aligned services. The company says it works to understand client objectives and connect human-resource planning with those objectives, supporting organizations’ workforce needs through tailored talent and employment solutions.
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