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Network Engineer
Added 20/08/2026
Reference: 10245_1787246756

Job Title: Senior Network Engineer - Global Labs Must-Have Skills5-8 years of experience in Enterprise Networking, Data Center... Read more

Job Title: Senior Network Engineer - Global Labs
Must-Have Skills5-8 years of experience in Enterprise Networking, Data Center Operations, or Lab Infrastructure.Strong knowledge of TCP/IP, Routing, Switching, VLANs, Subnetting, and Firewalls.Hands-on experience with Cisco and/or RUCKUS networking technologies.Experience with wireless networks, WLAN controllers, terminal servers, and intelligent PDUs.Strong troubleshooting skills using Wireshark and network monitoring tools.Knowledge of VMware ESXi, Hyper-V, or KVM environments.Experience creating network diagrams, IP/VLAN plans, and technical documentation.Ability to lead projects and mentor junior technicians.Nice-to-Have SkillsCCNA, CCNP, RUCKUS, VMware, AWS/Azure, Network+, or Security+ certifications.Experience with Ixia, Spirent, and network performance testing tools.Background in vendor labs, enterprise test labs, MSP/VAR, or TAC environments.Exposure to customer-facing POCs, demos, and escalation support.Windows and Linux administration experience.Key ResponsibilitiesManage switching, routing, firewalls, wireless, remote access, and lab network infrastructure.Lead network refresh, segmentation, and remediation projects.Support customer demos, POCs, engineering testbeds, and TAC escalations.Troubleshoot complex network and wireless issues.Maintain accurate network documentation and mentor junior team members.

GCS is acting as an Employment Business in relation to this vacancy.

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Negotiable

Santa Clara, California, United States of AmericaContract

Network Engineer
Added 20/08/2026
Reference: 10124_1787246620

Job Title: Senior Network Engineer - Global LabsProject OverviewThe Global Labs team provides enterprise lab environments and test... Read more

Job Title: Senior Network Engineer - Global Labs
Project Overview

The Global Labs team provides enterprise lab environments and test infrastructure used by Engineering, TAC, Product Management, Sales Engineering, and Customer Engagement teams worldwide. This role will lead the design, maintenance, and optimization of lab network infrastructure supporting customer POCs, product testing, demos, and escalation environments.

End Product

Deliver a secure, scalable, highly available, and well-documented global lab network that enables seamless product testing, customer demonstrations, and TAC issue replication while ensuring high uptime and operational efficiency.

Must-Have Skills5-8 years of experience in Enterprise Networking, Data Center Operations, or Lab Infrastructure.Strong knowledge of TCP/IP, Routing, Switching, VLANs, Subnetting, and Firewalls.Hands-on experience with Cisco and/or RUCKUS networking technologies.Experience with wireless networks, WLAN controllers, terminal servers, and intelligent PDUs.Strong troubleshooting skills using Wireshark and network monitoring tools.Knowledge of VMware ESXi, Hyper-V, or KVM environments.Experience creating network diagrams, IP/VLAN plans, and technical documentation.Ability to lead projects and mentor junior technicians.Nice-to-Have SkillsCCNA, CCNP, RUCKUS, VMware, AWS/Azure, Network+, or Security+ certifications.Experience with Ixia, Spirent, and network performance testing tools.Background in vendor labs, enterprise test labs, MSP/VAR, or TAC environments.Exposure to customer-facing POCs, demos, and escalation support.Windows and Linux administration experience.Key ResponsibilitiesManage switching, routing, firewalls, wireless, remote access, and lab network infrastructure.Lead network refresh, segmentation, and remediation projects.Support customer demos, POCs, engineering testbeds, and TAC escalations.Troubleshoot complex network and wireless issues.Maintain accurate network documentation and mentor junior team members.

GCS is acting as an Employment Business in relation to this vacancy.

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Negotiable

Sunnyvale, California, United States of AmericaContract

Senior Fiber Engineer
Added 20/08/2026
Reference: 9856_1787240517

Senior Fiber EngineerWork Mode: Remote Contract: 12+ MonthsWe're looking for an experienced Fiber Engineer to support fiber network... Read more

Senior Fiber Engineer

Work Mode: Remote
Contract: 12+ Months

We're looking for an experienced Fiber Engineer to support fiber network testing, troubleshooting, and remediation efforts across ISP and OSP environments. The ideal candidate will have a strong background in OTDR analysis, fiber characterization, bidirectional testing, and fusion splicing, with the ability to identify and resolve fiber-related network issues in both field and lab environments.

ResponsibilitiesPerform OTDR testing and analyze results to identify faults, splice loss, bends, and attenuation issuesConduct fiber characterization, CD/PMD testing, bidirectional testing, and power/loss testingTroubleshoot fiber network performance issues and recommend corrective actionsPerform fusion splicing, fiber repairs, and remediation activities as neededCreate and maintain test reports, redline documentation, and demarcation mapsCollaborate with vendors, project managers, and internal teams to support project deliveryTravel to customer sites to perform testing, validation, and remediation activitiesRequirements5+ years of experience in Fiber Optics, Telecommunications, or a related fieldExperience working with ISP and OSP fiber networksHands-on expertise with OTDR testing, analysis, and troubleshootingExperience with CD/PMD testing, bidirectional testing, and power meter/laser testingKnowledge of fusion splicing, fiber restoration, and remediation practicesExperience with fiber end-face inspection and cleaning proceduresProficiency in Microsoft Word and ExcelStrong communication, documentation, and problem-solving skillsAbility to travel as requiredMust-Have ExperienceFiber TestingOTDR Analysis & TroubleshootingISP/OSP Fiber NetworksFiber CharacterizationTelecommunications Environments

If you're passionate about fiber network performance, testing, and troubleshooting and enjoy working in both remote and field-based environments, we'd love to hear from you.

GCS is acting as an Employment Business in relation to this vacancy.

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Negotiable

Irving, Texas, United States of AmericaContract

Fiber Analyst
Added 20/08/2026
Reference: 5203_1787240113

Fiber AnalystWork Mode: Remote Contract: 12+ MonthsWe're looking for an experienced Fiber Engineer to support fiber network testing,... Read more

Fiber Analyst

Work Mode: Remote
Contract: 12+ Months

We're looking for an experienced Fiber Engineer to support fiber network testing, troubleshooting, and remediation efforts across ISP and OSP environments. The ideal candidate will have a strong background in OTDR analysis, fiber characterization, bidirectional testing, and fusion splicing, with the ability to identify and resolve fiber-related network issues in both field and lab environments.

ResponsibilitiesPerform OTDR testing and analyze results to identify faults, splice loss, bends, and attenuation issuesConduct fiber characterization, CD/PMD testing, bidirectional testing, and power/loss testingTroubleshoot fiber network performance issues and recommend corrective actionsPerform fusion splicing, fiber repairs, and remediation activities as neededCreate and maintain test reports, redline documentation, and demarcation mapsCollaborate with vendors, project managers, and internal teams to support project deliveryTravel to customer sites to perform testing, validation, and remediation activitiesRequirements5+ years of experience in Fiber Optics, Telecommunications, or a related fieldExperience working with ISP and OSP fiber networksHands-on expertise with OTDR testing, analysis, and troubleshootingExperience with CD/PMD testing, bidirectional testing, and power meter/laser testingKnowledge of fusion splicing, fiber restoration, and remediation practicesExperience with fiber end-face inspection and cleaning proceduresProficiency in Microsoft Word and ExcelStrong communication, documentation, and problem-solving skillsAbility to travel as requiredMust-Have ExperienceFiber TestingOTDR Analysis & TroubleshootingISP/OSP Fiber NetworksFiber CharacterizationTelecommunications Environments

If you're passionate about fiber network performance, testing, and troubleshooting and enjoy working in both remote and field-based environments, we'd love to hear from you.

GCS is acting as an Employment Business in relation to this vacancy.

Read less
Negotiable

Houston, Texas, United States of AmericaContract

Senior Fiber Engineer
Added 18/08/2026
Reference: 1258_1787073161

Senior Fiber EngineerLocation: Remote Contract: 12+ MonthsOverviewWe are seeking an experienced Fiber Engineer to support fiber network testing,... Read more

Senior Fiber Engineer

Location: Remote
Contract: 12+ Months

Overview

We are seeking an experienced Fiber Engineer to support fiber network testing, troubleshooting, and remediation activities across ISP and OSP environments. This role will focus on OTDR analysis, fiber characterization, bidirectional testing, and documenting findings to ensure network performance and reliability.

Required Qualifications5+ years of experience in Fiber Optics or TelecommunicationsExperience with ISP and OSP fiber networksStrong expertise with OTDR testing and troubleshootingExperience performing CD/PMD, bidirectional, and power meter/laser testingKnowledge of fusion splicing, fiber repair, and remediationExperience with fiber end-face inspection and cleaningProficiency with Microsoft Word and ExcelStrong communication, documentation, and problem-solving skillsAbility to travel as required for field workKey ResponsibilitiesPerform OTDR testing to validate fiber paths and identify faults, splices, bends, and signal lossConduct fiber characterization, bidirectional testing, and power/loss analysisTroubleshoot fiber network issues and recommend remediation solutionsPerform fusion splicing and fiber repairs as neededPrepare test reports, redlined fiber documentation, and demarcation mapsCoordinate with vendors, project managers, and internal teams to support project executionTravel to customer sites for testing, troubleshooting, and remediation activitiesWhat You'll OwnFiber testing and validationOTDR analysis and troubleshootingRemediation and fusion splicing activitiesTechnical reporting and documentationVendor and stakeholder communicationFiber network performance verificationDeliverablesOTDR, CD/PMD, and power/loss test reportsRedlined fiber path documentation and demarcation mapsDocumented remediation and retest resultsTest findings and recommendations shared with vendors and project stakeholders

Required: Prior experience in Fiber Testing, OTDR Analysis, ISP/OSP Networks, Fiber Characterization, and Telecommunications environments.

GCS is acting as an Employment Business in relation to this vacancy.

Read less
Negotiable

Naperville, Illinois, United States of AmericaContract

Fiber Optic Analyst
Added 18/08/2026
Reference: 8978_1787065576

Fiber Optic AnalystLocation: Remote Contract: 12+ MonthsOverviewWe are seeking an experienced Fiber Engineer to support fiber network testing,... Read more

Fiber Optic Analyst

Location: Remote
Contract: 12+ Months

Overview

We are seeking an experienced Fiber Engineer to support fiber network testing, troubleshooting, and remediation activities across ISP and OSP environments. This role will focus on OTDR analysis, fiber characterization, bidirectional testing, and documenting findings to ensure network performance and reliability.

Required Qualifications5+ years of experience in Fiber Optics or TelecommunicationsExperience with ISP and OSP fiber networksStrong expertise with OTDR testing and troubleshootingExperience performing CD/PMD, bidirectional, and power meter/laser testingKnowledge of fusion splicing, fiber repair, and remediationExperience with fiber end-face inspection and cleaningProficiency with Microsoft Word and ExcelStrong communication, documentation, and problem-solving skillsAbility to travel as required for field workKey ResponsibilitiesPerform OTDR testing to validate fiber paths and identify faults, splices, bends, and signal lossConduct fiber characterization, bidirectional testing, and power/loss analysisTroubleshoot fiber network issues and recommend remediation solutionsPerform fusion splicing and fiber repairs as neededPrepare test reports, redlined fiber documentation, and demarcation mapsCoordinate with vendors, project managers, and internal teams to support project executionTravel to customer sites for testing, troubleshooting, and remediation activitiesWhat You'll OwnFiber testing and validationOTDR analysis and troubleshootingRemediation and fusion splicing activitiesTechnical reporting and documentationVendor and stakeholder communicationFiber network performance verificationDeliverablesOTDR, CD/PMD, and power/loss test reportsRedlined fiber path documentation and demarcation mapsDocumented remediation and retest resultsTest findings and recommendations shared with vendors and project stakeholders

Required: Prior experience in Fiber Testing, OTDR Analysis, ISP/OSP Networks, Fiber Characterization, and Telecommunications environments.

GCS is acting as an Employment Business in relation to this vacancy.

Read less
Negotiable

Philadelphia, Pennsylvania, United States of AmericaContract

Fiber Analyst
Added 18/08/2026
Reference: 0245_1787065335

Fiber AnalystLocation: Remote Contract: 12+ MonthsOverviewWe are seeking an experienced Fiber Engineer to support fiber network testing, troubleshooting,... Read more

Fiber Analyst

Location: Remote
Contract: 12+ Months

Overview

We are seeking an experienced Fiber Engineer to support fiber network testing, troubleshooting, and remediation activities across ISP and OSP environments. This role will focus on OTDR analysis, fiber characterization, bidirectional testing, and documenting findings to ensure network performance and reliability.

Required Qualifications5+ years of experience in Fiber Optics or TelecommunicationsExperience with ISP and OSP fiber networksStrong expertise with OTDR testing and troubleshootingExperience performing CD/PMD, bidirectional, and power meter/laser testingKnowledge of fusion splicing, fiber repair, and remediationExperience with fiber end-face inspection and cleaningProficiency with Microsoft Word and ExcelStrong communication, documentation, and problem-solving skillsAbility to travel as required for field workKey ResponsibilitiesPerform OTDR testing to validate fiber paths and identify faults, splices, bends, and signal lossConduct fiber characterization, bidirectional testing, and power/loss analysisTroubleshoot fiber network issues and recommend remediation solutionsPerform fusion splicing and fiber repairs as neededPrepare test reports, redlined fiber documentation, and demarcation mapsCoordinate with vendors, project managers, and internal teams to support project executionTravel to customer sites for testing, troubleshooting, and remediation activitiesWhat You'll OwnFiber testing and validationOTDR analysis and troubleshootingRemediation and fusion splicing activitiesTechnical reporting and documentationVendor and stakeholder communicationFiber network performance verificationDeliverablesOTDR, CD/PMD, and power/loss test reportsRedlined fiber path documentation and demarcation mapsDocumented remediation and retest resultsTest findings and recommendations shared with vendors and project stakeholders

Required: Prior experience in Fiber Testing, OTDR Analysis, ISP/OSP Networks, Fiber Characterization, and Telecommunications environments.

GCS is acting as an Employment Business in relation to this vacancy.

Read less
Negotiable

Sunnyvale, California, United States of AmericaContract

Connectivity Platform Architect - CPE
Added 18/08/2026
Reference: 245796_1787061684

We are looking for an experienced Connectivity CPE Architect to lead the technical work stream for a next-generation... Read more

We are looking for an experienced Connectivity CPE Architect to lead the technical work stream for a next-generation Wi-Fi gateway and home connectivity programme.

Kings Road, UK | Hybrid - 2 days/week
📅 Contract until June 2027
💷 Up to £830/day via Umbrella
⏱ 40 hours/weekKey ResponsibilitiesDefine CPE architecture, technical specifications and requirements.Lead technical RFI/RFP and supplier evaluation activities.Assess CPE OEM and silicon vendor proposals.Lead supplier workshops and technical PoCs.Develop technical scoring, compliance matrices and recommendations.Work closely with Product, Procurement, Engineering and Technology leadership.Essential ExperienceStrong recent consumer/residential CPE experience.Broadband gateways, home routers, mesh/Wi-Fi devices.Strong Wi-Fi 6/7 knowledge; Wi-Fi 8 desirable.Experience with CPE OEMs / silicon vendors.RFI/RFP and supplier selection experience.Knowledge of RDK-B, OpenWRT, DOCSIS, XGS-PON or similar technologies.

Important: Generic Network, Cloud or Infrastructure Architects without recent consumer CPE experience will not be suitable.

📩 Interested? Apply with your CV for immediate consideration.

GCS is acting as an Employment Business in relation to this vacancy.

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£800.00 - £830.00
Per day

London, England, United KingdomContract

Fiber Analyst
Added 12/08/2026
Reference: 5588_1786547384

Fiber AnalystLocation: Remote Contract: 12+ MonthsOverviewWe are seeking an experienced Fiber Engineer to support fiber network testing, troubleshooting,... Read more

Fiber Analyst

Location: Remote
Contract: 12+ Months

Overview

We are seeking an experienced Fiber Engineer to support fiber network testing, troubleshooting, and remediation activities across ISP and OSP environments. This role will focus on OTDR analysis, fiber characterization, bidirectional testing, and documenting findings to ensure network performance and reliability.

Required Qualifications5+ years of experience in Fiber Optics or TelecommunicationsExperience with ISP and OSP fiber networksStrong expertise with OTDR testing and troubleshootingExperience performing CD/PMD, bidirectional, and power meter/laser testingKnowledge of fusion splicing, fiber repair, and remediationExperience with fiber end-face inspection and cleaningProficiency with Microsoft Word and ExcelStrong communication, documentation, and problem-solving skillsAbility to travel as required for field workKey ResponsibilitiesPerform OTDR testing to validate fiber paths and identify faults, splices, bends, and signal lossConduct fiber characterization, bidirectional testing, and power/loss analysisTroubleshoot fiber network issues and recommend remediation solutionsPerform fusion splicing and fiber repairs as neededPrepare test reports, redlined fiber documentation, and demarcation mapsCoordinate with vendors, project managers, and internal teams to support project executionTravel to customer sites for testing, troubleshooting, and remediation activitiesWhat You'll OwnFiber testing and validationOTDR analysis and troubleshootingRemediation and fusion splicing activitiesTechnical reporting and documentationVendor and stakeholder communicationFiber network performance verificationDeliverablesOTDR, CD/PMD, and power/loss test reportsRedlined fiber path documentation and demarcation mapsDocumented remediation and retest resultsTest findings and recommendations shared with vendors and project stakeholders

Required: Prior experience in Fiber Testing, OTDR Analysis, ISP/OSP Networks, Fiber Characterization, and Telecommunications environments.

GCS is acting as an Employment Business in relation to this vacancy.

Read less
Negotiable

Austin, Texas, United States of AmericaContract

Senior Fiber Engineer
Added 12/08/2026
Reference: 0214_1786547084

Senior Fiber EngineerLocation: Remote Contract: 12+ MonthsOverviewWe are seeking an experienced Fiber Engineer to support fiber network testing,... Read more

Senior Fiber Engineer

Location: Remote
Contract: 12+ Months

Overview

We are seeking an experienced Fiber Engineer to support fiber network testing, troubleshooting, and remediation activities across ISP and OSP environments. This role will focus on OTDR analysis, fiber characterization, bidirectional testing, and documenting findings to ensure network performance and reliability.

Required Qualifications5+ years of experience in Fiber Optics or TelecommunicationsExperience with ISP and OSP fiber networksStrong expertise with OTDR testing and troubleshootingExperience performing CD/PMD, bidirectional, and power meter/laser testingKnowledge of fusion splicing, fiber repair, and remediationExperience with fiber end-face inspection and cleaningProficiency with Microsoft Word and ExcelStrong communication, documentation, and problem-solving skillsAbility to travel as required for field workKey ResponsibilitiesPerform OTDR testing to validate fiber paths and identify faults, splices, bends, and signal lossConduct fiber characterization, bidirectional testing, and power/loss analysisTroubleshoot fiber network issues and recommend remediation solutionsPerform fusion splicing and fiber repairs as neededPrepare test reports, redlined fiber documentation, and demarcation mapsCoordinate with vendors, project managers, and internal teams to support project executionTravel to customer sites for testing, troubleshooting, and remediation activitiesWhat You'll OwnFiber testing and validationOTDR analysis and troubleshootingRemediation and fusion splicing activitiesTechnical reporting and documentationVendor and stakeholder communicationFiber network performance verificationDeliverablesOTDR, CD/PMD, and power/loss test reportsRedlined fiber path documentation and demarcation mapsDocumented remediation and retest resultsTest findings and recommendations shared with vendors and project stakeholders

Required: Prior experience in Fiber Testing, OTDR Analysis, ISP/OSP Networks, Fiber Characterization, and Telecommunications environments.

GCS is acting as an Employment Business in relation to this vacancy.

Read less
Negotiable

United States of AmericaContract

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