AWS Software Engineer (Security Vulnerability Remediation)

Peraton is seeking a Software Engineer with expertise in remediating vulnerabilities in microservices and containers with strong AWS and DevSecOps experience to join our team of qualified, diverse individuals. The ideal candidate will become part of Peraton's Department of Homeland Security (DHS) Datacenter Consolidation and Cloud Optimization (DCCO) program providing Tier 3 support to the DHS Homeland Advanced Recognition Technology (HART) biometric system. The Tier 3 team maintains the HART cloud infrastructure by installing and configuring system software and hardware, monitoring system performance, resolving customer tickets within Jira, and supporting system incident troubleshooting calls. Tier 3 members closely interact with the government customer to achieve system objectives, provide ticket updates, and system status updates.

This role specifically will focus on remediating security vulnerabilities within the cloud-based containerized platform. The position supports the Tier 3 engineering team in maintaining and optimizing the HART biometric system. The developer will work closely with software engineers, system administrators, and cybersecurity professionals to ensure timely security remediation and operational integrity of critical biometric services.

Day to Day Roles and Responsibilities:

Remediate vulnerabilities detected by security scans in application code, container images, and host environments.
• Patch, rebuild, and deploy vulnerable container images and validate resolution using Twistlock scan reports.
• Remediate security vulnerabilities by deploying Operating System patches/upgrades, performing Java and Go library upgrades, Upgrade/Rebuild/Deploy OpenShift Containers, and other remediation tasks.
• Update Java and Golang code when necessary to remediate security findings.
• Coordinate directly with development, infrastructure, and DevSecOps teams to apply fixes and configuration changes.
• Unit / Integration test to ensure functionality is not impacted by security fixes.
• Document and track remediation progress using tools such as Jira and Confluence.
• Monitor system logs, alerts, and test metrics to identify performance and reliability issues.
• Participate in periodic on-call rotations (4-6 times/year) to support production issue triage and verification.

Basic Qualifications:

• High School diploma and 6 years of IT experience
• U.S. Citizenship and the ability to obtain/maintain DHS EOD clearance (required prior to start)
• Strong hands-on experience with Linux operating systems
• Experience in remediating vulnerabilities within containerized platforms

• Proficiency with security vulnerability identification and scoring tools, including CVE analysis

• Practical experience with container platforms and tools such as OpenShift, Ansible Automation Platform, Docker, and Jenkins

• Knowledge of CI/CD practices, GitLab runners, and interpreting security scanning results from tools such as Twistlock

• AWS experience and/or relevant AWS certifications

Preferred Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related technical field
• Experience with Splunk and log analysis for identifying system or test anomalies
• Exposure to CyberArk or other privileged access management tools
• Knowledge of AWS and containerized platform patch management best practices
• Hands on experience with OpenShift Container Platform

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.