Senior DevSecOps Engineer

• Are passionate about DevSecOps, automation, and secure software delivery
• Understand modern software practices and DoD DevSecOps reference architectures
• Communicate effectively and can switch rapidly between tasks and contexts
• Work well both independently and within large, multidisciplinary teams
• Can translate technical issues and solutions for broad team understanding
• Can derive technical approaches from user or mission needs
• Are self-driven, adaptable, and committed to continuous learning

• Contribute to the creation and maintenance of IT processes for planning, execution, and reporting across DevSecOps, requirements management, architecture, integration, verification and validation, transition, configuration management, software engineering, cybersecurity, cloud services, multi-level security solutions, and the full Software Development Lifecycle.
• Champion Agile development practices and modern DevSecOps workflows while providing technical guidance on best practices to team members and stakeholders.
• Develop and maintain documentation for DevSecOps standards, processes, architectural designs, and other required technical artifacts.
• Coordinate with technology vendors to evaluate features, discuss architectural needs, and ensure alignment with ecosystem requirements.
• Support the design and definition of system architectures for new and existing solutions.
• Assist in the implementation, expansion, configuration, compliance, security, operation, and maintenance of the technologies and tools that comprise the broader ecosystem.
• Oversee and maintain the reliability, performance, and operational health of supported systems.
• Manage and support CI/CD activities related to system infrastructure, pipelines, and associated tooling.
• Ensure security principles and best practices are consistently applied across all processes.
• Collaborate with Information Assurance and Cybersecurity SMEs to ensure required security controls are implemented and validated.
• Develop and maintain Infrastructure as Code artifacts for the cloud services that support the system.

• 5+ years of combined professional experience as a Network, Cloud, Security, Software, DevOps/DevSecOps, SRE, or Infrastructure Engineer.
• Strong proficiency across multiple technical domains, including CI/CD, Infrastructure as Code (IaC), cloud services, software development, and cybersecurity.
• Hands-on experience with technologies such as Kubernetes, Nexus, GitLab/GitLab CI, Jira, Confluence, SonarQube, Grafana, Prometheus, Coder, and related configuration and administration.
• Proven ability to troubleshoot complex issues across diverse environments and technology stacks.
• Direct experience with Microsoft Azure cloud services, with Azure Government experience strongly preferred.
• Experience creating and managing Kubernetes resources (e.g., secrets, ingress, services, deployments, namespaces, and RBAC).
• Experience designing, implementing, and maintaining enterprise CI/CD pipelines, jobs, and reusable templates.
• Experience with containerization technologies such as Docker, Podman, and Buildah.
• Experience with GitOps practices and tooling, including Helm, Kustomize, and Argo CD (or similar).
• Experience with IaC tools such as Ansible, Terraform, Packer, Puppet, or Chef.
• Strong background administering multiple Linux distributions and Windows Server environments.
• Experience managing server lifecycles, including provisioning, patching, upgrades, and maintenance.
• Experience operating and maintaining Kubernetes clusters, underlying infrastructure, and associated platform tools.
• Proficiency with at least one common programming or scripting language (e.g., Python, C++, Java, Go).
• Familiarity with core networking concepts and services, including DNS, TLS certificates, load balancing, and related infrastructure components.
• Experience working with security and compliance frameworks such as NIST 800-53, CMMC, RMF, and SSDF.

• US Citizenship is required.
• Must be able to obtain and maintain a DoD Security Clearance.

• 
  
  
  
  Interesting Work:
  
  
  
  Our co-workers support some of the most important and critical programs to our national defense and security.
  
  
• 
  
  
  
  Values:
  
  
  
  Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry.
  
  
• 
  
  
  
  100% Employee Owned:
  
  
  
  We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year.
  
  
• 
  
  
  
  Great Benefits - Most Full-Time Staff Are Eligible for:
  
  
  




• 
  Starting PTO accrual of 20 days PTO/year + 10 holidays/year
  
• 
  Flexible schedules
  
• 
  6% 401k match with immediate vesting up to $9k annually
  
• 
  Semi-annual bonus eligibility (July and December)
  
• 
  Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account
  
• 
  Up to $10,000 in annual educational reimbursement
  
• 
  Other company funded benefits, like life and disability insurance
  
• 
  Optional zero deductible Blue Cross/Blue Shield health insurance plan
  




• 
  
  
  
  Track Record of Success:
  
  
  
  We have grown every year since our founding in 1993.
  
  

Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance

MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.

For more information about MTSI, please visit www.mtsi-va.com