Customer Solutions Design Practitioner

Job Title: Customer Solutions Design Practitioner Req ID: 61586 Job Function: Service Posting Start Date: 13/08/2026 Posting End Date: 20/08/2026 Division: Business Job Location: IND Gurugram Tower C&D Advertised Salary: Within Range Role Summary What Ill be doing your accountabilities Own lifecycle operations for 4G/5G Enterprise Packet Core nodes. Also specialize in Nokia SR OS-based IP/MPLS networks and NFM-P operations: including audits, remediation, vendor coordination, and risk-controlled upgrades. Ensure stability, security, and performance through automation, observability, and disciplined change control. Provides technical concurrence and sign off for high profile and/or critical network changes on major BT core platforms and/or customer bids; accountable for managing technical risk for major platforms.Provides consultancy on network designs for multiple platforms and/or solutions and/or customers Develops design patterns across multiple domains. Responsible for establishing design best practice within a unit.Responsible for estimating the time and type of resource needed to support deliverables for complex, high impact and high value projects. Drives Right First-Time solutions and leads lessons learnedProposes technical strategy to network platforms and/or customer solutions factoring in high impact and high risk as appropriate.Drives efficiency and scalability through the re-use of network designs and accountable for the design whilst it is deployed across the overall network platform and/or customer solution.Potentially leads a large matrix team (virtual) and is accountable for complex network development using innovative approaches to design (including cross-portfolio solutions). Leverages technical resource/s as required to deliver the solution. Decides on design scope and design to leading edge high impact and high-risk network platforms and/or customer solutionsAudit & Install Base: inventory Packet Core Nodes, licenses, versions, dependenciesRemediation: resolve routing/subscriber database/QoS issues, security baselines; troubleshoot EPC/5GC signaling/session problems and database replicationLifecycle Upgrades: plan/execute software upgrades (schema migrations, config freezes, interop testing) from lab pilot productionAudit & Install Base: inventory Nokia SR OS devices (7750/7705), releases, line cards, license keys, HA, and NFM-P componentsService Audit: document L2/L3 VPNs, VPLS/EVPN, QoS policies, OAM, BFD, telemetry/alarms; validate complianceRemediation: resolve routing instabilities, LDP/RSVP/SR issues, QoS defects, MTU mismatches; fix HA/ISSU configurationsLifecycle Upgrades: plan/perform Nokia SR OS and NFM-P upgrades/patches, using ISSU/hitless strategies where supported; manage pre/post checks and rollbackScripting & Automation: automate audits/compliance and mass changes via MD-CLI scripting, NETCONF/gNMI, Python/Ansible; integrate with NFM-P APIsRisk Management: craft traffic reroute plans, staged upgrades, failover testing, and thorough rollback proceduresVendor Engagement: work with Cisco, NetNumber and Nokia teams on constraints, field notices and recommended upgrade paths; complete impact assessmentsScripting & Automation: build Ansible/Python playbooks for config validation, backups, compliance, health checks, and API-based changes (NETCONF/RESTCONF)Risk Management: define change windows, traffic steering/bypass, rollback/fallback routing; maintain risk registers and detailed MOPsSecurity & Compliance: lifecycle, segmentation, logging; track vulnerabilities and apply timely remediationsObservability: maintain dashboards/alerts (latency, loss, success rates) and baseline KPIs for core interfacesDocumentation & Recommendations: deliver execution plans, risk assessments, impact analyses, and optimization recommendations Decides on network models for design testing.Decides on approach to resolving customer affected issues to leading edge high impact and high-risk network platforms and/or customer solutions, as appropriate. Resolves in-life issues to high risk and high impact network platforms and/or customer solutions, as appropriateDecides how to re-use network designs.Decides on implementation approaches of technology related transformation activity. Skills Required For The Job Provide detailed information on any qualifications, technical expertise or security clearance that you will need for the job. (See example statements below). Minimum 10 years of relevant experience in Mobile Network domainMinimum 10 years of relevant experience in IP Routing and IP/MPLS domainStrong understanding of 4G and 5G packet core domainMinimum 5-8 years of hand on experience in Nokia 4G/5G CMU (Compact Mobility Unit) product.Minimum 5-8 years of hand on experience in Cisco 4G/5G Packet Core product.Minimum 5-8 years of hand on experience in NetNumber HSS.58+ years operating Nokia SR OS IP/MPLS networks and NFM-P Minimum.Hands-on NFM-P administration, backups, device .