Senior DevSecOps | Systems Security Engineer

Sierra Nevada Corp; Lone Tree (CO); On-site; USD 114,000 - 157,000; Full time

Benefits offered by this job

Medical, dental, and vision plans

401(k) with 150% match up to 6%

Life insurance

3 weeks paid time off

Tuition reimbursement

Job summary

Sierra Nevada Corp in Lone Tree, CO is seeking a Systems Security Engineer III to integrate security into the software lifecycle. You will drive secure automation, build resilient CI/CD pipelines, and strengthen infrastructure security across cloud environments and on-prem systems.

You will lead security initiatives, mentor others, and collaborate with engineering, operations, and security teams to reduce risks while advancing DevSecOps practices in a fast-paced aerospace context.

Qualifications

• Bachelor’s degree in Systems Security, Network Engineering, Information Technology, or related Engineering discipline.
• 5+ years of IT security experience; 9+ years if no degree.
• Current Secret U.S. Security Clearance; Top Secret eligibility.
• Familiar with NIST and ISO 27001 standards.
• Experience as a DevSecOps Engineer or similar role.
• Experience with cloud architectures (Azure/AWS).
• Proficient in secure coding and security testing automation.
• Strong communication skills.

Responsibilities

• Design and implement secure automation 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 automation

Cloud security (Azure/AWS)

Containerization (Docker)

Orchestration (Kubernetes)

Vulnerability management

Security testing

Communication

Education

Bachelor’s degree in Systems Security, Network Engineering, Information Technology, or related Engineering discipline

Tools

Docker

Kubernetes

Azure

AWS

CI/CD tools

Job description

Sierra Nevada Corp in Lone Tree, CO is seeking a Systems Security Engineer III to integrate security into the software lifecycle. You will drive secure automation, build resilient CI/CD pipelines, and strengthen infrastructure security across cloud environments and on-prem systems.

You will lead security initiatives, mentor others, and collaborate with engineering, operations, and security teams to reduce risks while advancing DevSecOps practices in a fast-paced aerospace context.