Senior DevSecOps / Platform Engineer

Responsibilities Peraton Labs is seeking a Senior DevSecOps / Platform Engineer to own the Agentic AI platform end-to-end across delivery, infrastructure, runtime operations, and platform health. This role will be responsible for building and operating the technical backbone that enables secure, reliable, and scalable platform delivery, from CI/CD pipelines and automated testing through EKS cluster operations, AWS infrastructure, monitoring, alerting, and synthetic health checking. The ideal candidate combines deep technical execution with strong operational judgment and a builder mindset, with the ability to design systems that are not only functional, but supportable, observable, secure, and audit-ready. This is an opportunity to own the platform layer of a highly visible and ambitious Agentic AI environment. You will work on meaningful problems that require strong technical judgment, operational rigor, and modern engineering practices. For the right candidate, this role offers the chance to build real systems, improve platform resilience, and directly influence how advanced AI-enabled capabilities are delivered in secure, compliant, and production-ready ways.Key responsibilities may include, but are not limited to:Own and operate the Agentic AI platform end-to-end across CI/CD, cloud infrastructure, Kubernetes operations, observability, and runtime reliabilityDesign, build, and maintain CI/CD pipelines across GitHub Actions and/or GitLab CI, enabling secure, repeatable, and efficient delivery workflowsImplement and improve automated testing and quality gates within the software delivery lifecycle, including build validation, integration checks, security testing, and deployment controlsLead operational ownership of Amazon EKS / Kubernetes environments, including cluster lifecycle management, upgrades, troubleshooting, RBAC, Helm-based deployments, pod identity, and GitOps-aligned workflowsBuild and maintain AWS infrastructure supporting platform and application needs across services such as VPC, IAM, S3, RDS, CloudTrail, and KMSOwn infrastructure provisioning and lifecycle management through OpenTofu / Terraform and related infrastructure-as-code practicesDesign and operate a mature monitoring, logging, and alerting stack using CloudWatch, Prometheus/Grafana, or equivalent toolingDevelop actionable alerts, service health indicators, and SLO-aligned operational thresholds that support fast triage and resilient service deliveryBuild and maintain synthetic and transactional monitoring that exercises real authentication flows, user journeys, and critical service transactionsImplement and maintain DAST and runtime security testing in delivery pipelines using tools such as OWASP ZAP, Burp, Nuclei, or equivalentSupport security-focused CI/CD practices including secrets management, least privilege, software supply chain integrity, and audit evidence generationDrive modern engineering delivery patterns such as trunk-based development, merge-request-driven change, and automated release quality controls Qualifications Required QualificationsMinimum of BS with 8+ years of experience, MS with 6+ YoE, or PhD with 3+ YoE in platform engineering, DevOps, SRE, or closely related infrastructure engineering rolesDeep CI/CD experience with GitHub Actions and/or GitLab CIStrong hands-on background operating Amazon EKS / Kubernetes environmentsSenior-level AWS experience across core services including VPC, IAM, S3, RDS, CloudTrail, and KMSStrong experience building and operating monitoring, logging, and alerting solutions at scale using CloudWatch, Prometheus/Grafana, or equivalentHands-on infrastructure-as-code experience using OpenTofu / TerraformExperience supporting agile delivery models, including trunk-based development, MR-driven change, and automated quality gatesStrong security and compliance engineering foundation, including secrets management, least privilege, supply chain integrity, and audit evidence supportExperience implementing automated testing in CI/CD pipelinesExperience running DAST and security testing against live services in pipeline workflows, including triage and gating of findings alongside SAST/SCA resultsExperience building synthetic and transactional monitoring, including scripted health checks that validate real auth flows and critical transactionsStrong troubleshooting, systems thinking, and operational ownership mindsetUS Citizenship is a requirement for this positionPreferred QualificationsExperience implementing BigBang / Platform OneFamiliarity with Iron Bank, Sigstore/Cosign, and hardened image pipeline practicesPrior experience supporting systems pursuing or maintain an ATOExperience with contract testing such as PACTExperience with chaos engineering concepts or toolingExperience with progressive delivery approaches such as canary or blue/green deployments with automated rollback based on health-check failureExperience working in regulated or mission environments aligned to NIST 800-171, CMMC, FedRAMP, or DoD security expectationsBackground helping mature platform reliability and security in cloud-native environments supporting sensitive workloads Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure. Target Salary Range $112,000 - $179,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law. Job SummaryRequisition ID: 2026-171035Position Category: EngineeringClearance: No Clearance Required