DevSecOps Engineer (Secret clearance)

Leidos Holding$107K — $195K *
US-AnywhereRemote in United States
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Engineering degree with 8-12 years of practical software Linux and/or Windows system administration experience; additional years considered in lieu of degree.
  • U.S. citizenship is required.
  • Active and current Secret clearance is a must.
  • Hands-on experience with CI/CD platforms such as Gitea, GitLab, and similar tools for software development.
  • Experience in automation with Python, Linux shells, Windows PowerShell, and Ansible or equivalent languages.
  • Experience with cyber remediation on Linux and Windows, including Active Directory.
  • Familiarity with network systems administration and STIG implementation.

Responsibilities

  • Design, implement, and enforce security solutions following established policies.
  • Oversee hardware, software, or network changes, applying best practices to secure the infrastructure.
  • Automate cybersecurity tasks and troubleshoot system issues as needed.
  • Implement complex technical solutions utilizing advanced technologies.

Benefits

  • Opportunity to work on large-scale DoD projects in a collaborative environment.
  • Engagement with cutting-edge technologies in cybersecurity and DevSecOps.
  • Possibility for career advancement in a leading defense contracting firm.
  • Collaboration with diverse teams across Government and Industry partners.
Full Job Description
Leidos has an opening for a highly qualified and Secret cleared DevSecOps Engineer for the Decision Advantage Division. This is an exciting opportunity to bring your experience to support across all-domain large-scale weapon systems, Information Technology Systems, and Command and Control Systems to realize the Department of Defense Joint All-Domain Command and Control (JADC2). This position will work closely with Program Managers, domain engineers, and Government counterparts across Government and Industry partners.

Primary responsibilities:
  • DevSecOps Engineer design, implement, and enforce security solutions in alignment with security policy.
  • DevSecOps Engineer provide oversight to changes in hardware, software, or network configuration and implement best practices in securing the infrastructure.
  • Works on automation of cybersecurity items and system bug resolution as required.
  • Implements highly technical solutions using various advanced technologies.


Required Qualifications:
  • An Engineering degree, 8 - 12 years of relevant practical software Linux and/or Windows system administration experience. Additional years of experience will be considered in lieu of degree.
  • Must be U.S citizen.
  • Must possess active and current Secret clearance.
  • Hands-on experience developing and maintaining pipelines in Gitea, GitLab, or similar CI/CD platforms, automation design and implementation with Gitlab CI, ArgoCD, Flux, Terraform, Nexus Repository Manager, Artifactory, and release pipelines for CI/CD of production quality software.
  • Hands-on experience with developing automation using Python, Linux shells, Windows PowerShell, Ansible, Terraform or equivalent languages.
  • Experience remediating cyber related findings on Linux host baselines, Windows environments to include Active Directory implementation, and Group Policy definitions.
  • Familiarity with network systems administration and STIG Implementation.


Additional Qualifications/Certifications
  • Container technologies (e.g., Docker) and orchestration tools (e.g., Kubernetes, OpenShift) knowledge.
  • Performance monitoring, logging, and alerting (e.g., Prometheus, Grafana, ALG Stack).
  • Familiarity with a variety of DoD STIGs (Security Technical Implementation Guide).
  • Experience with cyber tools:

* EvaluateSTIG, StigViewer

* Security Center & Nessus (ACAS)
  • Strong organizational, written, and oral communication skills.
  • Active and current TS/SCI clearance.


DABAOPP1

Original Posting:
September 2, 2026

Pay Range:
Pay Range $107,900.00 - $195,050.00

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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