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

Telos • Reston, VA

1d • Onsite

About The Position

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! You will directly shape our enterprise Zero Trust program, influence architectural decisions, and help safeguard mission-critical systems by deploying one of the most advanced segmentation platforms in the industry. This is a high-impact engineering role with visibility across security, cloud, and executive leadership. We are seeking an experienced Illumio Zero Trust Segmentation Platform Engineer to lead the design, implementation, and operational support of our enterprise micro-segmentation strategy. This role will own the Illumio Adaptive Security Platform (ASP) across hybrid environments and play a critical part in our Zero Trust initiative, partnering with security architects, cloud engineers, application teams, and IT operations to reduce lateral movement risk and strengthen our overall security posture. This position will be based at Reston, VA

Requirements

• 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.
• The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship.

Nice To Haves

• Illumio certifications (e.g., Illumio ASP Professional or Expert).
• Experience with CMDB systems (ServiceNow), SIEM/SOAR tools, or vulnerability management platforms.

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.

Benefits

• Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 501-1,000 employees