Analysis Solutions Business Area (ASBA) is seeking a Senior Cloud Engineer in Reston, Virginia. The successful candidate will work as a member of a government contractor team managing and securing mission critical infrastructure.   You will work in a hybrid environment, bridging the gap between unclassified and classified enclaves, while ensuring compliance with federal mandates.  You will act as a key technical resource, driving automation, cloud-native modernization, and secure operations across isolated cloud boundaries.  Work will be performed in a fast-paced, high-energy environment inside a government facility.

Primary Responsibility

Cloud Architecture & Engineering:

• Architect, design, and deploy secure, scalable, and highly available AWS solutions tailored for unclassified and classified environments.
• Ensure seamless hybrid connectivity and secure data replication between unclassified and classified networks/enclaves.
• Provision and maintain Infrastructure as Code (IaC) using tools such as Terraform or AWS CloudFormation.

Security & Compliance:

• Implement strict security controls to align with DoD RMF, NIST SP 800-53, and CIS/STIG hardening guidelines across all AWS instances.
• Manage Identity and Access Management (IAM), multi-factor authentication (MFA), and secure key management utilizing AWS KMS.
• Audit and validate air-gapped or classified cloud environments to ensure they strictly adhere to federal data-at-rest and data-in-transit encryption standards.

Operations & Deployment:

• Maintain CI/CD pipelines (e.g., GitLab, GitHub Actions) for smooth, automated, and audited deployments.
• Monitor cloud system performance, availability, and reliability, proactively resolving infrastructure defects and bottlenecks.
• Troubleshoot complex, interconnected cloud stacks, performing root-cause analysis when operational issues occur.

Qualifications

• TS/SCI Clearance w/Polygraph is required to be considered
• Must be a US Citizen
• Requires an in-depth understanding of technical principles, theories, concepts and their application across range of programs.  Typically requires BS degree and 12 – 15 years of prior relevant experience or Masters with 10 – 13 years of prior relevant experience.  A with a minimum of 3+ years of hands-on, production-level AWS cloud engineering experience.
• Demonstrated ability designing or operating within AWS GovCloud (US) regions.
• Experience with AWS Core services (EC2, S3, VPC, RDS, Route53, IAM, CloudWatch, KMS.)
• Experience with Terraform or CloudFormation.
• Experience in OS and Scripting with Python.
• Understanding of DoD Cloud Computing Security Requirements Guide (SRG), RMF, and NIST frameworks

Preferred Qualifications

• AWS Certified Solutions Architect (Associate or Professional), AWS Certified DevOps Engineer, or DoD 8570/8140 compliance (e.g., CompTIA Security+).

The Leidos pay range for this job level is a general guideline onlyand 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.