Infrastructure​/DevOps Engineer

Overview

Cadmus is seeking an Infrastructure / Dev Ops Engineer to join one of our federal programs. This role will have client facing responsibilities that encompass application security and Dev Sec Ops  engineer skill sets.

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

• 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 (Git Hub Actions, GHAS, Jenkins, Sonar Qube) for automated builds, quality analysis, tests, deployments, and provisioning support.
• Containerize and manage workloads with Docker/Podman and orchestrate using Kubernetes/Open Shift clusters.
• Implement monitoring, logging, and observability (Splunk, Grafana, Open Telemetry) to ensure performance, reliability, and proactive alerting.
• Harden infrastructure through security-first Dev Sec Ops  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 Web Sphere 9 consoles — including JVM tuning, JDBC/JMS resources, security roles, and deployments.
• Configure and support web servers with Site Minder, 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.

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• 5+ years of experience in infrastructure engineering, Dev Ops/Dev Sec Ops , 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 Site Minder, load balancers, SSL/certificates, and reverse proxies.
• Experience with CI/CD pipelines, IaC tools (Terraform, Ansible, Cloud Formation), and container platforms (Docker, Kubernetes, Open Shift).
• Experience in Web Sphere 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, Postgre
  
  SQL), 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.

Candidates must be…