Senior Systems Security Engineer – DevSecOps (Secret Clearance Required)

Sierra Nevada Company, LLC; Plano (TX); On-site; USD 110,000 - 165,000; Full time

Benefits offered by this job

Medical, dental, and vision plans

401(k) with company match

Life insurance

Paid time off

Tuition reimbursement

Job summary

Sierra Nevada Corporation in Plano, TX seeks a Systems Security Engineer III to advance security across the software lifecycle. You will partner with engineering, operations, and security teams to embed security from design through deployment.

The role emphasizes DevSecOps, cloud security, and secure coding practices, with opportunities to shape security strategy using modern cloud and automation tech.

Qualifications

• Bachelor’s degree in Systems Security, Network Engineering, Information Technology, or related Engineering discipline.
• 5+ years of experience in IT security or a related field.
• In lieu of degree, a minimum of 9 years of related experience.
• Higher level degree may substitute for experience.

Responsibilities

• Design and implement secure automation solutions across development, test, and production environments.
• Lead the development and enhancement of secure CI/CD pipelines that enable reliable software delivery.
• Drive improvements in infrastructure security, monitoring, and vulnerability management capabilities.
• Identify, assess, and remediate security risks across systems, applications, and cloud environments.
• Partner with engineering, operations, and security teams to embed security throughout the development lifecycle.
• Support incident response activities through investigation, analysis, and containment efforts.
• Research emerging threats and technologies to continuously strengthen security capabilities and practices.
• Provide technical leadership, mentorship, and strategic guidance on security and scalability initiatives.

Skills

DevSecOps

CI/CD pipelines

Cloud (Azure/AWS)

Kubernetes

Automation scripting

Education

Bachelor's degree in Systems Security or related field

Tools

Docker

Kubernetes

CI/CD tools

Static analysis tools

Job description

Sierra Nevada Corporation in Plano, TX seeks a Systems Security Engineer III to advance security across the software lifecycle. You will partner with engineering, operations, and security teams to embed security from design through deployment.

The role emphasizes DevSecOps, cloud security, and secure coding practices, with opportunities to shape security strategy using modern cloud and automation tech.