Senior Platform Security Engineer: DevSecOps & Automation

GTN Technical Staffing; Dallas (TX); Hybrid; USD 140,000 - 170,000; Full time

Job summary

GTN Technical Staffing seeks a hands-on Senior Security Software Engineer to build security tooling, automation, and capabilities across large-scale HPC and cloud environments.

The role sits at the intersection of software engineering, platform security, vulnerability management, cloud security, and DevSecOps; you will embed security into infrastructure and software delivery, writing production-quality code and integrating security platforms.

Qualifications

• 6+ years of experience in software engineering or security engineering.
• Hands-on experience building internal tools, services, APIs, automation, or distributed systems.
• Experience with vulnerability management and remediation at scale.
• Familiarity with cloud platforms (AWS/Azure), Linux, containers, and Kubernetes.
• Experience integrating security controls into CI/CD pipelines and IaC workflows.
• Strong troubleshooting, communication, and problem-solving skills.

Responsibilities

• Design and build software and automation for vulnerability detection, remediation, reporting, and security posture management.
• Develop internal security tools, services, APIs, and integrations that improve security visibility.
• Build event-driven and API-based integrations across vulnerability, endpoint, cloud, and platform security systems.
• Use Python, Go, Java, Bash, or similar languages to automate security workflows at scale.
• Improve reliability, scalability, and maintainability of security engineering platforms.
• Build and mature vulnerability management across cloud, Linux, containers, Kubernetes, infrastructure, and software delivery environments.
• Identify, assess, prioritize, and drive remediation of vulnerabilities based on exploitability and business impact.
• Develop scalable workflows for ownership, tracking, SLA management, and remediation.
• Perform security assessments, threat modeling, and attack-surface analysis.
• Partner with engineering teams to reduce recurring security issues and improve secure-by-default configurations.
• Integrate security controls into CI/CD pipelines and IaC workflows; support SBOM, signing, provenance, and related supply chain security initiatives.

Job description

GTN Technical Staffing seeks a hands-on Senior Security Software Engineer to build security tooling, automation, and capabilities across large-scale HPC and cloud environments.

The role sits at the intersection of software engineering, platform security, vulnerability management, cloud security, and DevSecOps; you will embed security into infrastructure and software delivery, writing production-quality code and integrating security platforms.