{"schemaVersion":"jobsearcher.job.v1","id":"1431792fbdbdd4f30d8a4c4f","url":"https://jobsearcher.com/jobs/1431792fbdbdd4f30d8a4c4f","canonicalUrl":"https://jobsearcher.com/jobs/1431792fbdbdd4f30d8a4c4f","title":"Gigamon Network Engineer","description":"Gigamon Network Engineer\r\nLocations available: JBAB (Bolling AFB), DC; Maryland Square, MD; Reston, VA; Quantico, VA.\r\nAn active Top Secret / SCI clearance with willingness to take and pass a polygraph exam is required for consideration for hire for this role. Work is to be performed 100% onsite with our Government Customer.\r\nWhat You'll Get To Do\r\nIn this role the Gigamon Engineer is responsible for deploying, operating, and sustaining the Gigamon Deep Observability Pipeline across DIA-managed enclaves and mission networks, enabling full packet-level visibility to support intelligence community (IC) cybersecurity operations.\r\nThis position operates within a classified IC environment and requires close coordination with DIA cybersecurity, network operations, and mission partners. The engineer will support threat detection, anomaly analysis, and sensor grid expansion across high-priority intelligence networks, directly contributing to DIA's ability to identify and respond to advanced persistent threats (APTs) and insider threats targeting national security systems.\r\nWith mentoring, challenging hands-on problem-solving, and opportunities to learn new tools and skills, we focus on growing as a team to make the best solutions for our customers.\r\nRoles & Responsibilities\r\nDeploy, configure, and sustain GigaVUE HC-3, T-10, and HD-Series packet brokers; design TAP/SPAN architectures for full traffic visibility across classified and unclassified DIA network segments\r\nAdminister GigaVUE Fabric Manager (GFM) for policy management, traffic mapping, and tool load balancing; configure GigaSMART features including deduplication, slicing, masking, and application filtering\r\nIntegrate Gigamon outputs with DIA-operated SIEM, IDS/IPS, and full-packet capture platforms; ensure all deployments comply with RMF, ICD 503, and applicable DISA STIGs\r\nDeliver enriched traffic feeds to DIA analytics platforms supporting threat hunting, anomaly detection, and APT/insider threat identification; assess and remediate sensor coverage gaps\r\nSupport SOC analysts and ISSM/ISSO personnel during incident response with packet-level data and flow analysis across SIPRNET, JWICS, and coalition network segments\r\nArchitect and document Gigamon sensor grid topologies for evolving DIA segments including cross-domain and coalition environments; lead design reviews, ECPs, and as-built documentation\r\nDevelop SOPs and runbooks; brief findings and risk assessments to DIA government leads; mentor junior engineers on platform operations and IC cybersecurity practices\r\nRequired Qualifications\r\n5-7 years of hands-on experience in network engineering, network security engineering, or a closely related discipline within a DoD or IC environment\r\nDemonstrated experience deploying and operating Gigamon appliances (GigaVUE HC, T-Series, HD-Series, or equivalent) in production networks\r\nExperience designing and troubleshooting IP networks including routing protocols (BGP, OSPF), VLANs, spanning tree, and network segmentation\r\nExperience supporting or operating within DoD or IC classified computing environments including SIPRNET, JWICS, or equivalent enclaves\r\nExperience documenting network topologies and maintaining as-built diagrams and configuration baselines\r\nProficiency with GigaVUE Fabric Manager (GFM) and Gigamon CLI for appliance configuration and policy management\r\nKnowledge of packet capture and traffic analysis concepts including TAP/SPAN, deduplication, filtering, and flow metadata\r\nUnderstanding of network security principles including firewalls, IDS/IPS, proxies, and zero-trust architecture as applied to classified environments\r\nFamiliarity with SIEM platforms (Splunk, ArcSight, or equivalent) and how network visibility feeds enhance detection fidelity\r\nWorking knowledge of multi-domain architectures: LAN, WAN, data center, and virtualized/SDN environments\r\nDoD 8570 IAT Level II certification – one or more of the following required:\r\nCompTIA Security+ CE\r\nGIAC Security Essentials (GSEC)\r\nCisco CyberOps Associate / CCNA Security\r\nCySA+, CND, or SSCP\r\nDoD 8570 CSSP Infrastructure Support certification – must be obtained prior to start date:\r\nCertified Ethical Hacker (CEH)\r\nCompTIA CySA+, CND, or Cloud+\r\nGIAC GICSP or SSCP\r\nCHFI or CFR\r\nActive Top Secret / SCI clearance with a current Counterintelligence (CI) Polygraph – required at time of hire; no exceptions\r\nHS diploma or GED and 7+ years of experience with supporting IT projects and activities, Associate's degree and 5+ years of experience with supporting IT projects and activities, or Bachelor's degree and 3+ years of experience with supporting IT projects and activities\r\nPreferred Qualifications\r\nGigamon Certified Engineer (GCE) or equivalent Gigamon product certification\r\nExperience supporting DIA, NSA, or other IC agency network operations in a contractor or government role\r\nExperience with DISA STIG implementation and RMF package development for network devices\r\nFamiliarity with full-packet capture platforms (NetScout, Solera, Moloch/Arkime) integrated with Gigamon feeds\r\nLinux OS administration experience (RHEL, CentOS) in support of network security tooling\r\nExperience with SolarWinds NPM/IPAM or similar network management and IP address management platforms\r\nExperience operating within ICD 503, CNSSI 1253, or DIA-specific cybersecurity policy frameworks\r\nFamiliarity with virtualized network environments including VMware NSX, Hyper-V, or cloud-based visibility tools\r\nStrong written and verbal communication skills with demonstrated ability to brief technical findings to senior government personnel\r\nSelf-directed work ethic with the ability to manage competing priorities in a high-tempo, mission-critical environment\r\nApplicants selected will be subject to a security investigation and must meet eligibility requirements for access to classified information.\r\nJ-18808-Ljbffr","company":"Guidepoint Security","rawCompany":"guidepoint security","city":"Baltimore","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-07-04T01:53:57.003Z","occupations":[{"code":"15-1241.00","title":"Computer Network Architects","slug":"computer-network-architects"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"928110","title":"National Security","slug":"national-security"},{"code":"921190","title":"Other General Government Support","slug":"other-general-government-support"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Gigamon Network Engineer","description":"Gigamon Network Engineer\r\nLocations available: JBAB (Bolling AFB), DC; Maryland Square, MD; Reston, VA; Quantico, VA.\r\nAn active Top Secret / SCI clearance with willingness to take and pass a polygraph exam is required for consideration for hire for this role. Work is to be performed 100% onsite with our Government Customer.\r\nWhat You'll Get To Do\r\nIn this role the Gigamon Engineer is responsible for deploying, operating, and sustaining the Gigamon Deep Observability Pipeline across DIA-managed enclaves and mission networks, enabling full packet-level visibility to support intelligence community (IC) cybersecurity operations.\r\nThis position operates within a classified IC environment and requires close coordination with DIA cybersecurity, network operations, and mission partners. The engineer will support threat detection, anomaly analysis, and sensor grid expansion across high-priority intelligence networks, directly contributing to DIA's ability to identify and respond to advanced persistent threats (APTs) and insider threats targeting national security systems.\r\nWith mentoring, challenging hands-on problem-solving, and opportunities to learn new tools and skills, we focus on growing as a team to make the best solutions for our customers.\r\nRoles & Responsibilities\r\nDeploy, configure, and sustain GigaVUE HC-3, T-10, and HD-Series packet brokers; design TAP/SPAN architectures for full traffic visibility across classified and unclassified DIA network segments\r\nAdminister GigaVUE Fabric Manager (GFM) for policy management, traffic mapping, and tool load balancing; configure GigaSMART features including deduplication, slicing, masking, and application filtering\r\nIntegrate Gigamon outputs with DIA-operated SIEM, IDS/IPS, and full-packet capture platforms; ensure all deployments comply with RMF, ICD 503, and applicable DISA STIGs\r\nDeliver enriched traffic feeds to DIA analytics platforms supporting threat hunting, anomaly detection, and APT/insider threat identification; assess and remediate sensor coverage gaps\r\nSupport SOC analysts and ISSM/ISSO personnel during incident response with packet-level data and flow analysis across SIPRNET, JWICS, and coalition network segments\r\nArchitect and document Gigamon sensor grid topologies for evolving DIA segments including cross-domain and coalition environments; lead design reviews, ECPs, and as-built documentation\r\nDevelop SOPs and runbooks; brief findings and risk assessments to DIA government leads; mentor junior engineers on platform operations and IC cybersecurity practices\r\nRequired Qualifications\r\n5-7 years of hands-on experience in network engineering, network security engineering, or a closely related discipline within a DoD or IC environment\r\nDemonstrated experience deploying and operating Gigamon appliances (GigaVUE HC, T-Series, HD-Series, or equivalent) in production networks\r\nExperience designing and troubleshooting IP networks including routing protocols (BGP, OSPF), VLANs, spanning tree, and network segmentation\r\nExperience supporting or operating within DoD or IC classified computing environments including SIPRNET, JWICS, or equivalent enclaves\r\nExperience documenting network topologies and maintaining as-built diagrams and configuration baselines\r\nProficiency with GigaVUE Fabric Manager (GFM) and Gigamon CLI for appliance configuration and policy management\r\nKnowledge of packet capture and traffic analysis concepts including TAP/SPAN, deduplication, filtering, and flow metadata\r\nUnderstanding of network security principles including firewalls, IDS/IPS, proxies, and zero-trust architecture as applied to classified environments\r\nFamiliarity with SIEM platforms (Splunk, ArcSight, or equivalent) and how network visibility feeds enhance detection fidelity\r\nWorking knowledge of multi-domain architectures: LAN, WAN, data center, and virtualized/SDN environments\r\nDoD 8570 IAT Level II certification – one or more of the following required:\r\nCompTIA Security+ CE\r\nGIAC Security Essentials (GSEC)\r\nCisco CyberOps Associate / CCNA Security\r\nCySA+, CND, or SSCP\r\nDoD 8570 CSSP Infrastructure Support certification – must be obtained prior to start date:\r\nCertified Ethical Hacker (CEH)\r\nCompTIA CySA+, CND, or Cloud+\r\nGIAC GICSP or SSCP\r\nCHFI or CFR\r\nActive Top Secret / SCI clearance with a current Counterintelligence (CI) Polygraph – required at time of hire; no exceptions\r\nHS diploma or GED and 7+ years of experience with supporting IT projects and activities, Associate's degree and 5+ years of experience with supporting IT projects and activities, or Bachelor's degree and 3+ years of experience with supporting IT projects and activities\r\nPreferred Qualifications\r\nGigamon Certified Engineer (GCE) or equivalent Gigamon product certification\r\nExperience supporting DIA, NSA, or other IC agency network operations in a contractor or government role\r\nExperience with DISA STIG implementation and RMF package development for network devices\r\nFamiliarity with full-packet capture platforms (NetScout, Solera, Moloch/Arkime) integrated with Gigamon feeds\r\nLinux OS administration experience (RHEL, CentOS) in support of network security tooling\r\nExperience with SolarWinds NPM/IPAM or similar network management and IP address management platforms\r\nExperience operating within ICD 503, CNSSI 1253, or DIA-specific cybersecurity policy frameworks\r\nFamiliarity with virtualized network environments including VMware NSX, Hyper-V, or cloud-based visibility tools\r\nStrong written and verbal communication skills with demonstrated ability to brief technical findings to senior government personnel\r\nSelf-directed work ethic with the ability to manage competing priorities in a high-tempo, mission-critical environment\r\nApplicants selected will be subject to a security investigation and must meet eligibility requirements for access to classified information.\r\nJ-18808-Ljbffr","datePosted":"2026-07-04T01:53:57.003Z","dateModified":"2026-07-04T01:53:57.003Z","hiringOrganization":{"@type":"Organization","name":"Guidepoint Security","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Baltimore","addressRegion":"MD","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"1431792fbdbdd4f30d8a4c4f"},"url":"https://jobsearcher.com/jobs/1431792fbdbdd4f30d8a4c4f"}}