> Markdown version of [/jobs/ext/2297138-illumio-zero-trust-engineer-active-ts-sci-with-ci-poly](https://www.wearedevelopers.com/jobs/ext/2297138-illumio-zero-trust-engineer-active-ts-sci-with-ci-poly). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Illumio Zero Trust Engineer - Active TS/SCI with CI Poly - **Company:** ENS Solutions, LLC - **Location:** Reston, VA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Amazon Web Services, Microsoft Azure, Bash Shell, Cloud Computing Security, Cloud Engineering, Configuration Management Databases, Cyber Security, Linux, Distributed Systems, Hyper-V, Python (Programming Language), Network Segmentation, Windows PowerShell, Ansible, Zero Trust Network Access, Runbook, Security Information and Event Management, Virtualization Technology, Software Vulnerability Management, Scripting, Cloud Platform System, Delivery Pipeline, Infrastructure Automation Frameworks, Information Technology, Restful APIs, Terraform, Security Orchestration, Automation & Response, Servicenow, Vulnerability Analysis, Vmware - **Published:** August 29, 2026 - **Apply:** https://www.careerjet.com/jobad/us7fc5e10a0927e6bb00b83577127de8cc ## About the Role * 5+ years in cybersecurity, cloud security, or infrastructure engineering. * 3+ years of expertise in Linux/Windows systems, virtualization (VMware, Hyper-V), and cloud environments (AWS, Azure, or GCP). * 2+ years of experience developing and deploying solutions for highly regulated mission-critical environments (finance, healthcare, federal, or energy). * 1+ year experience with infrastructure automation tools (Ansible, Terraform, or similar). * 1+ year experience with REST APIs, scripting (Python, Bash, PowerShell), or automation frameworks. * Active TS/SCI clearance; willingness to take a polygraph exam * Associate's degree and 5+ years of experience supporting IT projects and activities, Bachelor's degree and 3+ years of experience supporting IT projects and activities, or Master's degree and 1+ years of experience supporting IT projects and activities * Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support (CSSP-IS) Certification, including CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND certification within 30 days of offer accept * Ability to obtain a DoD 8570 IAT Level III Certification such as SecurityX (formerly CASP+), CCNP Security, CISA, CISSP (or Associate), GCED, GCIH, CCSP certification within 45 days of CSSP-IS date (or offer accept if candidate already has CSSP-IS Cert)., * Experience deploying and managing Illumio Adaptive Security Platform (ASP) in enterprise environments * Experience with CMDB systems such as ServiceNow, SIEM and SOAR tools, or vulnerability management platforms * Knowledge of Zero Trust principles, micro-segmentation, and lateral movement mitigation * Ability to translate policies into technical controls * Possession of strong analytical and problem-solving skills * Illumio certifications such as Illumio Platform Associate, Illumio Platform Specialist, Illumio Platform Expert, or Illumio Platform On-Prem PCE Administrator ## Description Assist in the design, deployment, configuration, and optimization of Illumio Core and Illumio Edge across on-premises, virtualized, and cloud environments. Support the architecting and implementation of Zero Trust Segmentation policies, including application dependency mapping, labeling frameworks, enforcement boundaries, and zone-based controls. Develop Illumio workflows, runbooks, dashboards, and segmentation models for enterprise workloads and critical applications. Integrate Illumio with SIEM, SOAR, CMDB, C2C, vulnerability scanners, cloud-native controls, and enterprise automation pipelines. Conduct traffic flow analysis using Illumio VEN telemetry and assist in building policy recommendations to reduce attack surface and limit east-west movement. Troubleshoot system performance, VEN installation issues, policy conflicts, and platform health across distributed infrastructure. Partner with application owners to onboard workloads, validate segmentation plans, and support change management processes. Perform lifecycle management, including upgrades, health checks, certificate operations, and policy governance. Collaborate with security architects to align Illumio policy models with broader Zero Trust and NIST 800-207 strategies. Contribute to architectural standards, documentation, and enterprise security playbooks., * Assist in the design, deployment, configuration, and optimization of Illumio Core and Illumio Edge across on-premises, virtualized, and cloud environments. * Architect and implement Zero Trust Segmentation policies, including application dependency mapping, labeling frameworks, enforcement boundaries, and zone-based controls. * Develop Illumio workflows, runbooks, dashboards, and segmentation models for enterprise workloads and critical applications. * Integrate Illumio with SIEM/SOAR, CMDB, C2C, vulnerability scanners, cloud-native controls, and enterprise automation pipelines. * Conduct traffic flow analysis using Illumio VEN telemetry and build policy recommendations to reduce attack surface and limit east-west movement. * Troubleshoot system performance, VEN installation issues, policy conflicts, and platform health across distributed infrastructure. * Partner with application owners to onboard workloads, validate segmentation plans, and support change management processes. * Perform lifecycle management: upgrades, health checks, certificate operations, and policy governance. * Collaborate with security architects to align Illumio policy models with broader Zero Trust and NIST 800-207 strategies. * Contribute to architectural standards, documentation, and enterprise security playbooks., MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA. Principal Cyber Security engineers are responsible fo… + 1 month ago + ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [You can’t hack what you can’t see](https://www.wearedevelopers.com/videos/41-you-can-t-hack-what-you-can-t-see) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The Overflow: Security and Privacy](https://www.wearedevelopers.com/magazine/715-the-overflow-security-and-privacy) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Trustworthy AI Starts at Deployment: 5 Checks Before You Ship](https://www.wearedevelopers.com/magazine/753-trustworthy-ai-starts-at-deployment-5-checks-before-you-ship) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)