Splunk Specialist - Migration to Elasticsearch (Kubernetes Environment) P roject Context: Our customer is undertaking a major migration initiative from Splunk to an Elasticsearch-based solution (ELK Stack) deployed on Kubernetes . This role is critical to design, plan, and lead the migration efforts while also supporting current Splunk operations. Key Responsibilities: Lead the end-to-end migration of log data, dashboards, alerts, saved searches, and configurations from Splunk to Elasticsearch. Assess and document the current Splunk setup - ingestion pipelines, dashboards, alerting rules, data models, etc. Design a detailed migration roadmap , including milestones, risk assessments, and fallback plans. Collaborate with Elastic/Elasticsearch platform teams to implement equivalent observability tooling (eg, Watcher, Kibana dashboards). Act as the primary Splunk SME supporting the customer's existing team of two during the transition. Post-migration, support and troubleshoot any issues related to the new ELK setup on Kubernetes. Must-Have Experience: 6-8 years of experience in daily Splunk administration , operations, and architecture in a production environment. Proven experience leading or executing a migration from Splunk to Elasticsearch , including dashboard and alert conversion. Strong understanding of Splunk architecture , including indexers, search heads, forwarders, and data models. Working knowledge of ELK Stack (Elasticsearch, Logstash, Kibana) in production settings. Familiarity with Kubernetes and container-based deployment models. Strong Scripting ability (Python, Bash/Shell) for automation of tasks. Excellent communication and documentation skills - must be able to interact with technical and business stakeholders. Nice to Have: Splunk Certifications (eg, Splunk Certified Admin/Architect ) Experience with Bicep, Terraform, or Ansible Familiarity with Elastic Observability solutions (eg, Elastic APM, Elastic Security) Engagement Model: Full-time, Hybrid role- based in Birmingham.
Sep 04, 2025
Contractor
Splunk Specialist - Migration to Elasticsearch (Kubernetes Environment) P roject Context: Our customer is undertaking a major migration initiative from Splunk to an Elasticsearch-based solution (ELK Stack) deployed on Kubernetes . This role is critical to design, plan, and lead the migration efforts while also supporting current Splunk operations. Key Responsibilities: Lead the end-to-end migration of log data, dashboards, alerts, saved searches, and configurations from Splunk to Elasticsearch. Assess and document the current Splunk setup - ingestion pipelines, dashboards, alerting rules, data models, etc. Design a detailed migration roadmap , including milestones, risk assessments, and fallback plans. Collaborate with Elastic/Elasticsearch platform teams to implement equivalent observability tooling (eg, Watcher, Kibana dashboards). Act as the primary Splunk SME supporting the customer's existing team of two during the transition. Post-migration, support and troubleshoot any issues related to the new ELK setup on Kubernetes. Must-Have Experience: 6-8 years of experience in daily Splunk administration , operations, and architecture in a production environment. Proven experience leading or executing a migration from Splunk to Elasticsearch , including dashboard and alert conversion. Strong understanding of Splunk architecture , including indexers, search heads, forwarders, and data models. Working knowledge of ELK Stack (Elasticsearch, Logstash, Kibana) in production settings. Familiarity with Kubernetes and container-based deployment models. Strong Scripting ability (Python, Bash/Shell) for automation of tasks. Excellent communication and documentation skills - must be able to interact with technical and business stakeholders. Nice to Have: Splunk Certifications (eg, Splunk Certified Admin/Architect ) Experience with Bicep, Terraform, or Ansible Familiarity with Elastic Observability solutions (eg, Elastic APM, Elastic Security) Engagement Model: Full-time, Hybrid role- based in Birmingham.
Job Title: Splunk Site Reliability Engineer/Migration Specialist (Contract) Location: Birmingham (Hybrid/On-site, required 3 days per week) Contract Type: Contract Duration: 3 months rolling Job Summary: We are seeking an experienced Splunk SME/Migration Specialist to lead and support the migration of observability workloads from Splunk to Elasticsearch (ELK Stack) . The ideal candidate will bring hands-on expertise in Splunk architecture, data ingestion, alerting, and dashboarding, along with experience migrating workloads to Elasticsearch. In addition to migration duties, the candidate will maintain and enhance existing Splunk infrastructure, provide incident support, manage upgrades, and ensure observability platforms remain secure and performant. This role demands a technically strong individual with excellent stakeholder communication and problem-solving skills. Key Responsibilities: Migration: Develop and implement a comprehensive migration strategy from Splunk to Elasticsearch (ELK Stack). Assess existing Splunk configurations (dashboards, alerts, saved searches, data models) and recreate them in Kibana. Collaborate with Elastic teams to configure alerting and monitoring using Kibana, Elasticsearch Watcher, or third-party tools. Ensure migration plans include validation, rollback procedures, and knowledge transfer. Platform Operations & Incident Response: Maintain Splunk infrastructure in both Production and Non-Production environments. Support Splunk SRE and Application teams in incident investigation and resolution. Proactively monitor system health and performance metrics. Upgrades and Change Management: Plan and execute upgrades to Splunk components. Perform pre- and post-upgrade checks and validations. Prepare documentation and submit Change Requests following organizational procedures. Security and Compliance: Work with Puppet and other automation tools to ensure timely patching of vulnerabilities. Implement and verify security best practices for observability platforms. Support compliance initiatives and audits. Documentation and Knowledge Sharing: Maintain accurate and up-to-date technical documentation, including architecture diagrams, configurations, procedures, and troubleshooting guides. Review and update support articles and take ownership of relevant assets. Support knowledge transfer across teams as needed. Troubleshooting and Support: Identify and resolve issues in Splunk and ELK environments. Assist teams with Splunk-related queries and optimization efforts. Skills and Qualifications: Essential: Proven expertise with Splunk architecture , data ingestion, dashboarding, alerting, and administration. Experience migrating Splunk workloads to Elasticsearch (ELK Stack) . Solid understanding of Kibana , Elasticsearch Watcher , and observability tooling. Proficiency in Linux/Unix systems and networking protocols . Hands-on experience with Scripting (eg, Python, Shell/Bash). Experience supporting or working alongside DevOps/SRE teams . Strong analytical, troubleshooting, and communication skills. Desirable: Experience with containerized environments such as Docker or Kubernetes . Industry certifications such as Splunk Certified Power User/Admin/Architect . Knowledge of automation tools (eg, Puppet, Ansible). Bachelor's degree in Computer Science, Information Systems, or related field. Key Attributes: Independent and proactive problem-solver. Collaborative and able to work cross-functionally with infrastructure, security, and application teams. Able to work under pressure and prioritize tasks effectively. Strong communicator, both written and verbal.
Sep 04, 2025
Contractor
Job Title: Splunk Site Reliability Engineer/Migration Specialist (Contract) Location: Birmingham (Hybrid/On-site, required 3 days per week) Contract Type: Contract Duration: 3 months rolling Job Summary: We are seeking an experienced Splunk SME/Migration Specialist to lead and support the migration of observability workloads from Splunk to Elasticsearch (ELK Stack) . The ideal candidate will bring hands-on expertise in Splunk architecture, data ingestion, alerting, and dashboarding, along with experience migrating workloads to Elasticsearch. In addition to migration duties, the candidate will maintain and enhance existing Splunk infrastructure, provide incident support, manage upgrades, and ensure observability platforms remain secure and performant. This role demands a technically strong individual with excellent stakeholder communication and problem-solving skills. Key Responsibilities: Migration: Develop and implement a comprehensive migration strategy from Splunk to Elasticsearch (ELK Stack). Assess existing Splunk configurations (dashboards, alerts, saved searches, data models) and recreate them in Kibana. Collaborate with Elastic teams to configure alerting and monitoring using Kibana, Elasticsearch Watcher, or third-party tools. Ensure migration plans include validation, rollback procedures, and knowledge transfer. Platform Operations & Incident Response: Maintain Splunk infrastructure in both Production and Non-Production environments. Support Splunk SRE and Application teams in incident investigation and resolution. Proactively monitor system health and performance metrics. Upgrades and Change Management: Plan and execute upgrades to Splunk components. Perform pre- and post-upgrade checks and validations. Prepare documentation and submit Change Requests following organizational procedures. Security and Compliance: Work with Puppet and other automation tools to ensure timely patching of vulnerabilities. Implement and verify security best practices for observability platforms. Support compliance initiatives and audits. Documentation and Knowledge Sharing: Maintain accurate and up-to-date technical documentation, including architecture diagrams, configurations, procedures, and troubleshooting guides. Review and update support articles and take ownership of relevant assets. Support knowledge transfer across teams as needed. Troubleshooting and Support: Identify and resolve issues in Splunk and ELK environments. Assist teams with Splunk-related queries and optimization efforts. Skills and Qualifications: Essential: Proven expertise with Splunk architecture , data ingestion, dashboarding, alerting, and administration. Experience migrating Splunk workloads to Elasticsearch (ELK Stack) . Solid understanding of Kibana , Elasticsearch Watcher , and observability tooling. Proficiency in Linux/Unix systems and networking protocols . Hands-on experience with Scripting (eg, Python, Shell/Bash). Experience supporting or working alongside DevOps/SRE teams . Strong analytical, troubleshooting, and communication skills. Desirable: Experience with containerized environments such as Docker or Kubernetes . Industry certifications such as Splunk Certified Power User/Admin/Architect . Knowledge of automation tools (eg, Puppet, Ansible). Bachelor's degree in Computer Science, Information Systems, or related field. Key Attributes: Independent and proactive problem-solver. Collaborative and able to work cross-functionally with infrastructure, security, and application teams. Able to work under pressure and prioritize tasks effectively. Strong communicator, both written and verbal.
Network Design Specialist - RAN & E2E Performance Three days onsite in Bristol/Start: ASAP/3 months contract + possible extension Inside IR35 Your key accountabilities within the RAN & E2E Performance domain are: Experties in UE log analysis, Wire shark tracing and E2E analysis. Act as a lead for Capacity related evenets. Indentifying the root cause and define measures to improve underperforming KPIs Analysing Drive Test logs and Network protocol traces for underperformance & defects in ESN PTT over SRTP. Investigate detected and reported Systematic issues within this element of the ESN Service. Performance root cause analysis using multiple sources of data primarily from: UE Application events/L1/L2/L3 information Drive Test UE logs/Wireshark covering OSI L1-L7. but also from: ENodeB and CN protocol analysis. 3rd Party OTT (Over The Top) protocol traces. Coverage data. Capacity data. OSS performance data Change logs. Outline and ensure peer teams capture and deliver RAN Design & Performance team requirements in their deliverables. Technical Expertise: Expert knowledge of UE logs analysis Expert understanding of Acuver UE logging tools. In depth knowledge of Mobile networks particularly 4G & Public Safety functionality over LTE with particularly deep understanding design and operation. In depth knowledge of LTE & SIP signalling, PTT (push to talk), SRTP/DTLS troubleshooting & Optimisation. Excellent understanding of Nokia and Ericsson RAN products. Good understanding of 3GPP & ETSI specifications. Good understding of DTLS/SRTP protols. Extensive experience in mobile telecommunications industry in the role of a lead designer with business-critical, high-availability/high-throughput systems and networks. Able to provide technical solutions, processes definition for network performance & optimisation of 4G based RAN Macro network. Proven experience in defining and understanding KPI definitions, formula and measurements of radio networks Able to analyse in depth, drive test logs, wireshark traces and protocol analysers traces for 4G networks Good Knowledge of LTE parameters & timers. Familiarity with test software & devices (Nemo/TEMs/Accuver) & post processing tools (Actix). Experience of working with 3rd parties network/IT Suppliers. Experience of Nokia RAN.
Sep 02, 2025
Contractor
Network Design Specialist - RAN & E2E Performance Three days onsite in Bristol/Start: ASAP/3 months contract + possible extension Inside IR35 Your key accountabilities within the RAN & E2E Performance domain are: Experties in UE log analysis, Wire shark tracing and E2E analysis. Act as a lead for Capacity related evenets. Indentifying the root cause and define measures to improve underperforming KPIs Analysing Drive Test logs and Network protocol traces for underperformance & defects in ESN PTT over SRTP. Investigate detected and reported Systematic issues within this element of the ESN Service. Performance root cause analysis using multiple sources of data primarily from: UE Application events/L1/L2/L3 information Drive Test UE logs/Wireshark covering OSI L1-L7. but also from: ENodeB and CN protocol analysis. 3rd Party OTT (Over The Top) protocol traces. Coverage data. Capacity data. OSS performance data Change logs. Outline and ensure peer teams capture and deliver RAN Design & Performance team requirements in their deliverables. Technical Expertise: Expert knowledge of UE logs analysis Expert understanding of Acuver UE logging tools. In depth knowledge of Mobile networks particularly 4G & Public Safety functionality over LTE with particularly deep understanding design and operation. In depth knowledge of LTE & SIP signalling, PTT (push to talk), SRTP/DTLS troubleshooting & Optimisation. Excellent understanding of Nokia and Ericsson RAN products. Good understanding of 3GPP & ETSI specifications. Good understding of DTLS/SRTP protols. Extensive experience in mobile telecommunications industry in the role of a lead designer with business-critical, high-availability/high-throughput systems and networks. Able to provide technical solutions, processes definition for network performance & optimisation of 4G based RAN Macro network. Proven experience in defining and understanding KPI definitions, formula and measurements of radio networks Able to analyse in depth, drive test logs, wireshark traces and protocol analysers traces for 4G networks Good Knowledge of LTE parameters & timers. Familiarity with test software & devices (Nemo/TEMs/Accuver) & post processing tools (Actix). Experience of working with 3rd parties network/IT Suppliers. Experience of Nokia RAN.