Sr. DevSecOps Engineer - Onsite; MacDill AFB

Sr. Dev Sec Ops  Engineer - Onsite (Mac Dill AFB)

Join to apply for the Sr. Dev Sec Ops  Engineer - Onsite (Mac Dill AFB) role at Legion

$/yr - $/yr

Let’s be real, AI isn’t magic;
Legion was built to move beyond AI hype—delivering secure, reliable systems that work alongside the people tackling the world’s most critical challenges. Born from a Department of Defense partnership and trusted by leaders across government and enterprise, Legion embeds intelligence inside complex systems, unlocking data, accelerating human workflows, and strengthening mission‑critical systems. We don’t replace workflows—we optimize them, ensuring quality, efficiency, and reliability inside the platforms our partners already use.

With world‑class collaborators like Palantir, Nvidia, HPE, and Oracle, we’re building intelligent infrastructure that enhances human capability and drives impact at the edge and across a range of enterprises. We’re looking for bold thinkers and doers to join us in shaping the future of AI that’s secure, grounded, and built to work.

• Deploy the Legion Intelligence product in US government compute environments using Flux, Terraform, Kubernetes/Docker, and related technologies.
• Develop automation scripts for provisioning, monitoring, backing up, patching, and deploying the Legion product and underlying services.
• Ensure high availability, fault tolerance, and disaster recovery capabilities for deployed applications.
• Implement robust monitoring, alerting, and logging systems to ensure optimal performance and uptime.
• Integrate the Legion product with external authentication and authorization systems in government production environments.
• Integrate the Legion product with third‑party mission data systems in production environments (MS SharePoint, Palantir Foundry, etc.).
• Collaborate with product Dev Ops Engineers to establish best practices and company‑wide guidelines.
• Work closely with product software engineering teams to integrate their project deliverables into customer production cloud and on‑premises environments.
• Leverage system and application health monitoring tools (Grafana, Prometheus, Open Telemetry, Vector) to maintain application health, diagnose problems, and facilitate remediation.
• Troubleshoot complex system issues and work with customers, partners, and internal development teams to identify root causes and resolve them.
• Prepare packages required for Authorization to Operate (ATO), Certification to Field (CTF), and other security requirements presented by US Government Risk Management Frameworks (RMF).
• Enforce compliance with security best practices and policies.
• Stay current with new Dev Sec Ops  technologies and recommend innovative solutions that increase value and improve efficiency.
• Must be on‑site at Mac Dill.

• An active US Department of Defense or Intelligence TS/SCI clearance.
• A BS degree or higher in Computer Science, Engineering, or related fields.
• CompTIA Security+ Certification.
• 4+ years of experience as a Dev Ops or Dev Sec Ops  Engineer, or equivalent software‑engineering role.
• 2+ years of experience deploying software and/or managing software deployments in US Government classified networks.
• Extensive experience deploying and managing software in AWS, Azure, GCP, and/or Oracle Cloud environments, as well as on‑premises data centers.
• Strong experience with containerization and orchestration technologies, especially Docker, Kubernetes, and Helm.
• Experience delivering software to multiple environments using Git Ops or similar automation and configuration management technologies.
• Experience with CI/CD tools such as Git Lab, Git Hub Actions, ArgoCD, etc., and a willingness to learn and adopt new ones.
• Experience deploying rapidly evolving software and maintaining a flexible deployment paradigm to enable rapid iteration.
• Strong communication skills and the ability to collaborate effectively with clients, partner vendors, end users, and cross‑functional teams.
• Experience writing and leveraging infrastructure‑as‑code (Terraform or similar).
• Working knowledge of databases, both SQL and No
  
  SQL, and related data structures.
• Proficiency in at least…