DevSecOps Engineer

Leidos Holding$87K — $157K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Active TS/SCI clearance required.
  • Bachelor’s degree plus 4+ years or Master’s degree plus 2+ years in relevant field.
  • 3-5 years of software development experience in a professional setting.
  • Strong knowledge of software development tools and methodologies like CI/CD and Agile.
  • Proficiency in Linux and Windows environments with networking knowledge.
  • Experience with cloud services such as AWS or Azure and tools like Docker and Kubernetes.

Responsibilities

  • Integrate security practices into DevOps pipelines for DoD applications.
  • Automate security tools in CI/CD workflows for improved application security.
  • Conduct vulnerability assessments and penetration tests to identify security weaknesses.
  • Collaborate with teams to implement secure coding standards and security controls.
  • Manage static code analysis and dynamic application security testing tools.
  • Participate in incident response and monitor security alerts.
  • Mentor junior team members on DevSecOps best practices.

Benefits

  • Opportunities for career development within Air Force programs.
  • Ability to work in a challenging and innovative environment.
Full Job Description

DevSecOps Engineer

Oklahoma City, OK

TS/SCI Clearance

The Defense Sector at Leidos is looking for a DevSecOps Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The Mid-Level DevSecOps Engineer will enhance the integration of security practices into our DevOps processes for a large Air Force weapons system program. This role is vital for ensuring that security is a fundamental aspect of the software development lifecycle. The ideal candidate will have experience in DevSecOps practices and a strong desire to improve security measures within our applications. This position offers a valuable opportunity to further develop your career in DevSecOps within an Air Force program, contributing to the secure and efficient development of software in a challenging and innovative environment. 

Primary Responsibilities:

  • Support the integration of security practices into the DevOps pipeline for DoD applications, ensuring compliance with relevant standards. 
  • Implement and automate security tools and processes within CI/CD workflows to enhance the security posture of applications. 
  • Conduct vulnerability assessments, penetration testing, and threat modeling to identify and remediate security issues. 
  • Collaborate with development and operations teams to establish secure coding practices and implement security controls. 
  • Configure and manage security tools, including static code analysis, dynamic application security testing, and infrastructure as code (IaC) security. 
  • Participate in incident response activities, monitoring security alerts and incidents, and coordinating with cross-functional teams. 
  • Mentor junior team members and provide guidance on DevSecOps best practices and tools. 

Basic Qualifications:

  • US Citizen with at least an active Top Secret clearance with the ability to obtain and maintain a SCI prior to your start date. 
  • Bachelor’s degree with 4+ years of experience or a Master’s degree with 2+ years of experience. Additional experience may be considered in lieu of a degree. 
  • Three to five years of experience performing or supporting software development activities in a professional capacity. 
  • Strong understanding of software development paradigms and supporting technologies (e.g. change management & version control, CI/CD, Agile planning tools such as Jira or Gitlab) 
  • Strong experience with Linux and Windows operating systems, network administration, and networking protocols/functions (e.g., HTTP, HTTPS, SSL/TLS, SMTP, DNS) 
  • Experience provisioning and managing resources within IaaS/Cloud infrastructures (e.g., Azure, AWS, Google Cloud Platform, etc.) 
  • Experience with container technologies such as Docker and container orchestration tools like Kubernetes 
  • Experience with automated provisioning and configuration tools like Terraform, CloudFormation, Chef, Puppet, Ansible or similar technologies 
  • Excellent problem solving and analysis skills, including the ability to logically create structure and order from unstructured inputs. 
  • Self-starter that is able to work independently while possessing the communication skills to work effectively with software development teams and customers. 
  • Excellent interpersonal, verbal and written communication skills. 

Preferred Qualifications:

  • Experience with Air Force Life Cycle Management Center programs. 
  • DoD 8570 IAM Level II certification or higher (e.g. CASP, CISM, CISSP) or DoD 8140 Advanced certifications 
  • Intermediate or better cloud certifications such as Microsoft Certified: Azure Solutions Architect Expert or similar certification from another cloud provider. 
  • Experience with security tools and practices related to DevSecOps (e.g., SAST, DAST, IAST). 
  • Experience with compliance standards (e.g., OWASP, NIST) and DoD regulations. 
  • Understanding of Keycloak administration. 
  • Experience using Helm to deploy tools.  
  • 1-2  years of experience performing Configuration Management activities in a professional capacity related to software development.  
  • 3-5 years of experience performing DevSecOps activities in a professional capacity. 
  • Interest in continuous learning and professional development in cybersecurity and DevOps practices. 

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Original Posting:
September 4, 2026

Pay Range:
Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos Holding

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Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

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Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

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At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

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Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

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