Cloud Infrastructure Engineer

Position Overview:Leidos has an exciting career opportunity for a Cloud Infrastructure Engineer to support the Integrated Defensive Cyber System (IDCS) Cloud Team at Joint Base San Antonio, TX. This position offers the opportunity to work on a high-visibility, enterprise program at the intersection of data, analytics, and emerging AI technologies. Ideal candidates are motivated by mission impact, comfortable operating in complex stakeholder environments, and interested in building deep domain expertise while delivering capabilities with real-world national security outcomes.On-Site Requirement:The position requires on-site presence at Joint Base San Antonio, TX.Key Responsibilities:Implement, operate, maintain, and optimize cloud infrastructure environments (e.g., AWS, Azure, or GCP) supporting services.Provide operational system administration and deployment support across AWS and Microsoft Azure GovCloud platforms.Configure, test, and implement native, COTS, FOSS, and custom capabilities within AWS and Azure GovCloud and on-premises cloud environments.Manage compute, storage, networking, and platform services across multi-enclave cloud environments.Implement and maintain Infrastructure-as-Code (IaC) and automation for cloud provisioning and configuration management.Support DevSecOps pipelines by enabling automated deployment, integration, and monitoring of cloud-based applications.Monitor system performance, availability, and reliability; implement improvements to optimize operations.Perform system administration tasks including patching, upgrades, configuration management, and troubleshooting.Ensure compliance with NIST SP 800-53, RMF, STIGs, and DoD cybersecurity policies.Support asset management, backup, disaster recovery, and continuity of operations (COOP) processes.Identify and resolve operational issues impacting system performance, scalability, and availability.Collaborate with DevSecOps, cybersecurity, data engineering, and system development teams to support integrated delivery.Support incident response and operational troubleshooting activities.Develop and maintain operational documentation, runbooks, and standard operating procedures.Participate in SAFe ceremonies including PI Planning, backlog refinement, sprint reviews, and retrospectives.Basic Qualifications:Requires BS and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience, additional years of experience will be accepted in lieu of a degree. Active DoD Secret clearance with DoD Top Secret SCI eligibility.Experience operating, maintaining, and securing GovCloud environments (AWS, Azure, or GCP).Minimum of 5 years of experience in DevOps engineering or related field.3 years of GovCloud operations experience.At least one of the following foundational qualification pathways consistent with DoD 8140 requirements:Current DoD 8570/8140 baseline certification appropriate for Intermediate System Administrator roles (e.g., Security+ CE, GSEC, SSCP, or equivalent),Offerings listed in the DoD 8140 Training Repository,Demonstrated equivalent training and experience qualifying under DoD 8140 foundational qualification alternatives.Cloud certification (AWS Certified Solutions Architect - Associate, Azure Administrator - Associate, or Google Cloud Engineer, for example).Experience performing system administration in secure DoD or Federal environments.Experience implementing Infrastructure-as-Code (IaC) tools (e.g., Terraform, CloudFormation, or similar).Experience working with containerized environments (Docker, Kubernetes).Experience supporting DevSecOps pipelines and automated deployment workflows.Experience applying RMF, STIGs, and DoD cybersecurity requirements.Strong problem-solving skills and ability to conduct root cause analysis.Strong communication and collaboration skills.Experience developing and deploying systems via Infrastructure as Code.Experience deploying automated solutions to manage large scale systems.Experience horizontally and vertically scaling infrastructure with respect to application layer.Preferred Qualifications:Relevant DoD and/or Industry work experienceActive DoD Top Secret preferred.Advanced cloud certification (AWS Certified Solutions Architect, AWS Certified DevOps Engineer, Azure Solutions Architect Expert, Azure DevOps Engineer Expert, or Google Cloud Professional DevOps Engineer for example).If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.Original Posting:September 15, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $107,900.00 - $195,050.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.SummaryLocation: San Antonio, TXType: Full time