Welcome to your next great career leap at Cadmus
Infrastructure / DevSecOps Engineer
Overview
What You’ll Be Doing
Cadmus is seeking an Infrastructure / DevSecOps Engineer to join one of our federal programs. This role will have client facing responsibilities that encompass Application security and DevSecOps engineer skill sets.
Who We Are
Cadmus is a technology-empowered strategic consulting firm with more than 1,300 experts dedicated to serving government, commercial, and non-governmental organizations worldwide. We help our clients achieve their goals and drive lasting, impactful changes by leveraging transformative digital solutions and unparalleled expertise across domains.
At Cadmus, we look for team players and problem solvers who are driven to use their unique perspectives and intellectual curiosity to help deliver breakthrough solutions that achieve transformative goals. As a member of our team, you'll collaborate with leading experts to support our clients across the globe. We offer competitive compensation, outstanding health care and retirement benefits, a vibrant and collaborative work environment, and ample opportunities for professional growth.
Join Cadmus. Together, we are strengthening society and the natural world. For more information, visit www.cadmusgroup.com.
Responsibilities
- Design, implement, and maintain cloud infrastructure to support transition from a monolithic stack to modular, microservice-based, cloud-ready architecture.
- Build and optimize CI/CD pipelines (GitHub Actions, GHAS, Jenkins, SonarQube) for automated builds, quality analysis, tests, deployments, and provisioning support.
- Containerize and manage workloads with Docker/Podman and orchestrate using Kubernetes/OpenShift clusters.
- Implement monitoring, logging, and observability (Splunk, Grafana, OpenTelemetry) to ensure performance, reliability, and proactive alerting.
- Harden infrastructure through security-first DevSecOps practices — patching (RHEL 8/9), vulnerability scanning (Invicti/Nessus), IAM.
- Support hybrid and multi-cloud architectures, aligning compute, networking, and storage requirements with USDA/FNS standards.
- Manage port and network configurations for multiple applications and protocols (HTTP/S, TLS, SSL, SFTP, AJP).
- Administer and configure WebSphere 9 consoles — including JVM tuning, JDBC/JMS resources, security roles, and deployments.
- Configure and support webservers with SiteMinder, reverse proxies, and load balancers for high availability and authentication/authorization.
- Provide in-depth administration of UNIX/RHEL ecosystems — CLI, shell scripting, system libraries, performance monitoring, and package management.
- Assist in database migration strategies to cloud-native databases, ensuring resiliency and high availability.
- Create and maintain network architectural diagrams and clear documentation, actively updated to reflect evolving system states.
- Collaborate with developers, testers, and business stakeholders to ensure security, compliance, alignment, and audit readiness.
- Provide operational support during cutovers, DR drills, and production troubleshooting to sustain operational continuity.
Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
- 5+ years of experience in infrastructure engineering, DevOps/DevSecOps, and cloud operations.
- Strong expertise in Linux administration (RHEL 8/9) including patching, CIS/SELinux hardening, firewall, and performance tuning.
- Hands-on expertise in webserver configuration with SiteMinder, load balancers, SSL/certificates, and reverse proxies.
- Experience with CI/CD pipelines, IaC tools (Terraform, Ansible, CloudFormation), and container platforms (Docker, Kubernetes, OpenShift).
- Experience in WebSphere 9 administration, including console management, JVM tuning, and enterprise integrations.
- Knowledge of configuring and supporting Connect:Direct, secure file transfers, and enterprise data exchanges.
- Knowledge of databases (Oracle, PostgreSQL), DR drills, and scheduling tools.
- Demonstrated ability to document infrastructure, security controls, and operational processes clearly and consistently.
- Excellent collaboration skills across development, operations, and enterprise teams in Agile/SDLC environments.
Additional Information:
Candidates must be eligible to work in the United States as a U.S Perm Resident or U.S. Citizen.
Based on eligibility and job status, Cadmus offers an excellent benefits package to include: medical, dental, vision, company paid disability and life insurance, 401(k) program, paid time off (PTO), paid holidays, voluntary time off (VTO), tuition reimbursement, adoption assistance program, other optional benefits and various bonus programs.
The minimum starting salary for this position is $110,000. The actual salary may be higher and will be determined by several factors, including relevant work experience, education, skills, and market competitiveness.
We value the critical role safety and health protocols contribute to everyone’s success at Cadmus, and work together to align and comply with all federal, state, and local safety and health mandates to ensure a safe and valuable work environment.
Cadmus is an Equal Opportunity Employer and prohibits unlawful discrimination. Cadmus is committed to providing a respectful workplace where equal employment opportunities are available to all applicants and employees without regard to race, color, religion, sex (including pregnancy), sexual orientation (including gender identity and/or expression), national origin, military and veteran status, physical and mental disability, or any other characteristic protected by applicable law.
Learn more about Cadmus by visiting our website at: http://www.cadmusgroup.com
