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Telos Corporation · 20 hours ago

Cyber Security Architect/Engineer (Illumio Zero Trust Segmentation Platform Engineer) - JB

Reston, VA

Full-time

Onsite

Senior Level

5+ years exp

Telos Corporation is a trusted provider of security solutions for vital IT assets. They are seeking an experienced Illumio Zero Trust Segmentation Platform Engineer to lead the design and implementation of their enterprise micro-segmentation strategy, ensuring the security of mission-critical systems.

Cloud SecurityCyber SecurityEnterprise SoftwareInformation TechnologyNetwork SecuritySoftware

Work & Life Balance

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Lead 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

Qualification

Illumio Adaptive Security PlatformZero Trust SegmentationCloud environments AWSCloud environments AzureCloud environments GCPLinux/Windows systemsNetwork securityInfrastructure automation toolsREST APIsAnalytical skillsIllumio certificationsCMDB systemsSIEM/SOAR toolsProblem-solving skills

Required

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 with network security (firewalls, routing, segmentation models, TCP/IP)

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

Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ years of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree

Active DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND

Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND certification within 30 days of start date

Prior Hands-on experience deploying and managing Illumio Adaptive Security Platform (ASP) in enterprise environments

Strong understanding of Zero Trust principles, micro-segmentation, and lateral movement mitigation

Strong analytical and problem-solving skills with the ability to translate policies into technical controls