Senior DevOps Engineer

Mantissecurity — United States · Posted ~3 hours ago

Senior

Skills

CI/CD Jenkins GitLab Helm Python Terraform OpenShift AWS Linux Cloud infrastructure Pipeline troubleshooting CloudFormation Elasticsearch

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Summary ✨ AI‑Generated

A Senior DevOps Engineer role focused on building and maintaining CI/CD pipelines and integrating automation tools across cloud environments. Responsibilities include developing deployment pipelines, maintaining Helm charts, writing Python and Terraform code, troubleshooting complex integrations, and working with Linux-based cloud infrastructure. The role is suited to an experienced engineer comfortable with modern DevOps and cloud tooling.

Highlights

Senior DevOps opportunity within a specialized cybersecurity engineering environment. The role provides extensive hands-on work with CI/CD automation, cloud infrastructure, infrastructure as code, container orchestration tooling, and professional development.

Description

Description Mantis Security is a leading specialty firm of high caliber talent who specialize in Cyber Operations, Cyber Defense, Information Assurance, Software Development, DevSecOps, Security Engineering, and Cloud Engineering. We enable and protect our nation's most important IT assets and invest in the long-term career development of every employee! We are currently looking for the next Senior DevOps Engineer to join our team of experts! What You Will Be Doing Candidate will develop CI/CD build and deploy pipelines; integrate tools into the pipeline and manage debugging integration issues. In addition, candidate will help integrate with various tools for the DevOps process. Duties Include Development of CI/CD Build and Deployment Pipelines Write/modify Helm Charts Write/update Python Scripts Write/update Terraform Plans Troubleshoot pipeline issues across Jenkins, Gitlab, Openshift and AWS Environments (Linux EC2, RDS, CloudFormation, Elasticsearch, etc…) Document key features for developer use Help write and maintain scripts for process improvements (ex: stage/unstage builds, branch tag automation, automating variance corrections across networks) Integrate tools into the pipeline Work with the development teams to bring in new microservices into the pipeline. Helping troubleshoot as necessary. Work through steps to automate installations of COTS products into the architecture Debugging integration issues Help identify issues in the deployment (i.e. potentially intermittent connectivity issues from an API Server to the Database) Monitor (and help develop scripts to monitor) the services to ensure everything is functioning as necessary DevOps Tool Integration Help integrate with various tools for the DevOps process (SonarQube, Fortify, Jenkins, Robot Framework/Selenium, Artifactory, Gitlab, Prisma etc…) Requirements Must Have: TS/SCI w/CI Poly A Bachelor’s degree and 14 years of relevant experience OR a Master’s degree with 12 years of relevant experience OR a PhD with 9 years of relevant experience; an additional 4 years of experience may be considered in lieu of the degree requirement Experience with Linux Environments Experience with scripting languages, such as Bash and Python Experience with HELM Experience with Terraform and Terragrunt Experience with Openshift or similar container environment Experience with Git for Source Control Understanding of Kubernetes or OpenShift Container Platform Understanding and willingness to work in a DevSecOps oriented environment with an Infrastructure as Code mindset DoD IAT Level II Certification (Security + CE, CISSP, etc.) Nice To Have Basic understanding of an Object-Oriented Programming Language, such as Java Experience developing, deploying, monitoring, and troubleshooting software solutions Experience integrating Jenkins and Docker for automated CI/CD pipelines