Sr. DevSecOps Engineer III

M9 Solutions; Reston (VA); On-site; USD 60,000 - 180,000; Full time

Job summary

M9 Solutions is seeking a Sr. DevSecOps Engineer III to work onsite in Reston, VA on a government contract.

An active TS/SCI clearance with CI Polygraph is required, with a focus on secure, scalable DevSecOps across classified environments. Responsibilities include designing automated solutions, building CI/CD pipelines in GitLab CI and Jenkins with security scans and STIG validation, creating IaC templates with CloudFormation for AWS GovCloud and related environments, and guiding junior

Qualifications

• Active TS/SCI security clearance with CI Polygraph required.
• 10+ years of DevSecOps or similar experience with automation and scalable infra.
• Expert in DevOps, CI/CD, containerization and automation tools (Jenkins, GitLab CI/CD, Artifactory, SonarQube, Prisma Cloud).
• Strong scripting in Python/Bash and Linux (RHEL/Oracle Linux).
• Experience with IaC tools (Terraform, CloudFormation, Ansible).
• Knowledge of STIG/SRG, OWASP, NIST and security best practices.

Responsibilities

• Collaborate to design and implement automated technical solutions across classified environments.
• Develop CI/CD pipelines from scratch in GitLab CI and Jenkins with integrated security scanning and STIG validation.
• Create and maintain IaC templates using CloudFormation to architect secure, resilient AWS environments.
• Lead advanced troubleshooting, perform root cause analysis, and guide junior engineers on best practices.
• Provide security guidance to development teams on secure coding practices and vulnerability remediation.

Skills

DevSecOps

CI/CD pipelines

GitLab CI/CD

Jenkins

Docker

OpenShift

Prisma Cloud

Terraform

CloudFormation

Ansible

Python

Bash

Security best practices

STIG compliance

AWS GovCloud

CI Scanning

Linux

Troubleshooting

Tools

GitLab CI/CD

Jenkins

Artifactory

SonarQube

Prisma Cloud

Terraform

CloudFormation

Ansible

Job description

M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations that desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include IT Talent Solutions, Data Delivery & Analytics, Cyber Security, Cloud Migration, Applications and Infrastructure, Software Development, and Finance & Accounting.

M9 Solutions is seeking a Sr. DevSecOps Engineer III to work onsite in support of a government contract for a client located in Reston, VA. An active TS/SCI clearance with CI Polygraph is required.

Responsibilities Collaborate with customers and internal teams to design and implement automatic technical solutions across multiple classification environments, working independently or as part of the team to address complex technical requirements. Develop CI/CD pipelines from scratch in GitLab CI and Jenkins with integrated security scanning and STIG compliance validation, providing expert guidance to development teams on pipeline troubleshooting and implementing DevSecOps best practices. Create and maintain Infrastructure as Code (IaC) templates primarily using CloudFormation to architect highly available, resilient, and secure DevSecOps tool infrastructure across AWS environments (GovCloud, C2S, TC2S) while ensuring STIG compliance and guiding junior engineers on IaC best practices. Lead advanced troubleshooting efforts by analyzing system and application logs using Linux command-line tools, conducting root cause analysis for complex issues, and developing mitigation strategies for service degradation. Provide expert security guidance to development teams on secure coding practices, STIG compliance, vulnerability remediation, and other best practices in support of their ATO efforts. Architect and build secure containerized solutions by designing Docker images with security best practices, implementing and optimizing OpenShift deployments and configurations, remediating Prisma security findings, and providing guidance to development teams on container orchestration and best practices. Perform code reviews and knowledge sharing while maintaining technical documentation, promoting best practices, and fostering continuous team improvement.

Required Skills and Qualifications Active TS/SCI security clearance with CI Polygraph. 10+ years of experience as a DevSecOps Engineer or similar role, with a strong focus on infrastructure automation, scalability, and reliability across the software development lifecycle. Expert experience with DevOps practices, CI/CD pipelines, containerization, and other automation tools (e.g., Jenkins, GitLab CI/CD, Artifactory, SonarQube, and Prisma Cloud). Strong experience with scripting languages (e.g., Python, Bash), in a Linux environment (RHEL, Oracle Linux, or similar). Strong experience with infrastructure as code (IaC) tools such as Terraform, CloudFormation, or Ansible. Experience with Tier 1 - 3 customer support and ticketing systems, such as GitLab Service Desk and ServiceNow. Expert experience delivering DevSecOps services across multiple classified domains. Expert understanding of AWS capabilities (EC2, S3, IAM, RDS, etc) and architecting secure cloud-based infrastructure and services (familiarity with other cloud platforms a plus). Hands‑on experience configuring applications and systems to comply with Secure Technical Implementation Guides (STIG), Security Requirements Guide (SRG) by implementing security best practices. Knowledge of security best practices, common vulnerabilities, and exposure to security frameworks (e.g., OWASP, NIST, OpenSCAP). Ability to work independently and communicate with stakeholders across a global enterprise and cross‑functional teams to drive project completion. Minimum IAT Level 2 Certification (CompTIA Security+, GSEC, SSCP, ETC.)

Full‑Time Employee Compensation M9 Solutions’ pay range for this position 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 position, education, experience, knowledge, skills, abilities, as well as internal equity, location, alignment with market data, applicable bargaining agreement (if any), or other law.

M9 Benefits - https://m9solutions.com/why-join-m9/#our-benefits Salary Range $60,000 — $180,000 USD M9 Solutions, LLC (M9) is a Federal sub‑contractor and we comply with all applicable federal laws prohibiting discrimination in employment, including Title VII of the Civil Rights Act of 1964. We also adhere to the affirmative action requirements of the Vietnam Era Veterans' Readjustment Assistance Act (VEVRAA) and Section 503 of the Rehabilitation Act, ensuring equal opportunity for veterans and individuals with disabilities.

M9 Solutions is a proud participant in the Virginia Values Veterans (V3) program and supports the Military Medics and Corpsmen (MMAC) initiative, demonstrating our commitment to hiring and supporting veterans, transitional service members, military spouses, and dependents.

With 15+ years of proven delivery and growth, M9 Solutions is a unique small business with credible past performance and key capabilities offering project management services, solution architects, business analysts, program managers, technical Architects, and technical consultants. M9 was recognized as an Inc. 5000 Fastest‑Growing Private Companies in 2021, 2020, 2019, 2018, 2017, 2016, and 2012. M9 Solutions believes that work should be fun, rewarding, and something everyone can be excited about. We offer a competitive compensation package and value diverse perspectives in driving the vision of the company.