Sr. DevSecOps Engineer
washington, DC
Category: Development
Industry: Government
Reference ID: JN -042026-106556
Date Posted: 04/23/2026
Shortcut: http://careers.eliassen.com/B8eznL
Description:
Onsite in washington, DC
Our client seeks a Sr. DevSecOps Engineer to design, secure, and operate CI/CD pipelines and cloud infrastructure across classified environments. You will lead automation with GitLab CI, Jenkins, and Infrastructure as Code, enforce STIG compliance, and guide teams on secure delivery practices. The role includes advanced Linux troubleshooting, mentoring junior engineers, and advising on ATO-aligned security controls in AWS.
This is a full-time, permanent opportunity, offering a competitive salary and comprehensive benefits package. Qualified applicants must be willing and able to work on a w2 basis.
Salary: $174,000 - $220,000/ yr. w2
#LI-JS1
Responsibilities:
- Collaborate with customers and internal teams to design and implement automated technical solutions across multiple classification environments.
- Develop CI/CD pipelines from scratch in GitLab CI and Jenkins with integrated security scanning and STIG compliance validation.
- Provide guidance to development teams on pipeline troubleshooting and DevSecOps best practices.
- Create and maintain Infrastructure as Code templates using CloudFormation to build secure, highly available DevSecOps tooling across AWS environments including GovCloud, C2S, and TC2S.
- Ensure STIG compliance across toolchains and infrastructure and mentor junior engineers on IaC best practices.
- Lead advanced troubleshooting by analyzing system and application logs with Linux command-line tools and conduct root cause analysis.
- Develop mitigation strategies for service degradation and operational incidents.
- Advise development teams on secure coding, STIG compliance, vulnerability remediation, and ATO-aligned practices.
- Mentor junior engineers through code reviews, technical guidance, documentation, and knowledge sharing.
Experience Requirements:
- Active TS/SCI Clearance with CI poly.
- 10+ years as a DevSecOps Engineer or similar with emphasis on infrastructure automation, scalability, and reliability.
- Expertise with DevOps practices, CI/CD pipelines, containerization, and automation tools such as Jenkins, GitLab CI/CD, Artifactory, SonarQube, and Prisma Cloud.
- Proven delivery of DevSecOps services across multiple classified domains.
- Expert understanding of AWS services such as EC2, S3, IAM, and RDS, and secure cloud architecture.
- Strong experience with Infrastructure as Code tools such as Terraform, CloudFormation, or Ansible.
- Strong scripting experience with Python and Bash in Linux environments such as RHEL or Oracle Linux.
- Minimum IAT Level 2 certification such as CompTIA Security+, GSEC, or SSCP.
Education Requirements:
- Minimum IAT Level 2 certification (e.g., CompTIA Security+, GSEC, SSCP).
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contactInfoSec@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
- Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above