Cloud Solutions Architect

TIAG is seeking an experienced Cloud Solutions Architect to support the Office of Naval Research (ONR) in Arlington, Virginia. This individual will lead the design, modernization, and implementation of secure, scalable cloud architectures supporting ONR's enterprise IT operations and research mission. This position requires full-time onsite support at ONR facilities in Arlington, Virginia. The individual must be able to collaborate directly with government stakeholders and multidisciplinary engineering teams in a secure federal IT environment.

The Cloud Solutions Architect will serve as a senior technical advisor, translating mission and business requirements into cloud solutions that align with Department of Defense (DoD), Department of the Navy (DON), and ONR cybersecurity and architecture standards.

This position requires demonstrated hands-on AWS architecture experience, strong knowledge of enterprise infrastructure, and the ability to develop cloud migration strategies while maintaining continuity of mission-critical services.

Key Responsibilities:

Cloud Architecture and Engineering Design and document secure, scalable, highly available AWS cloud architectures.

Architect Amazon Virtual Private Cloud (VPC) environments, including subnets, routing, security groups, network ACLs, VPC endpoints, and connectivity to on-premises infrastructure.

Develop architecture diagrams, technical design documents, and implementation roadmaps.

Design solutions using AWS services such as EC2, S3, RDS, IAM, Cloud Watch, Cloud Trail, AWS Backup, and AWS Systems Manager.

Evaluate cloud architecture against security, availability, scalability, cost, and operational requirements.

Provide technical leadership to cloud engineers, systems engineers, network administrators, and cybersecurity personnel.

Cloud Migration and Modernization Lead the assessment and migration of on-premises infrastructure, applications, and file services into approved AWS environments.

Develop migration strategies, dependency assessments, implementation schedules, and rollback plans.

Evaluate migration approaches including rehosting, re-platforming, refactoring, and retirement.

Collaborate with application development teams to modernize workloads and improve integration with cloud-native services.

Support hybrid-cloud integration and modernization of legacy enterprise systems.

Identify opportunities to reduce technical debt and improve operational efficiency.

Cybersecurity and Compliance Design architectures aligned with DoD Cloud Computing Security Requirements Guide, NIST SP 800-53, Risk Management Framework (RMF), and applicable DISA STIG requirements.

Collaborate with Information Assurance and cybersecurity teams to support Authority to Operate (ATO) requirements.

Support security assessments, vulnerability remediation, and Plan of Action and Milestones (POA&M) activities.

Develop and maintain architecture documentation supporting system authorization and continuous monitoring.

Cloud Operations and Optimization Establish cloud governance, operational standards, and architectural best practices.

Evaluate AWS resource utilization and recommend cost optimization opportunities.

Develop cloud disaster recovery, backup, and business continuity strategies.

Support infrastructure automation through Infrastructure as Code (IaC) technologies such as Terraform or AWS Cloud Formation.

Promote CI/CD, Dev Sec Ops , and automated configuration management practices.

Coordinate with enterprise IT support teams to maintain service availability during modernization activities.

Enterprise Architecture and Stakeholder Engagement Collaborate with ONR technical leadership, government stakeholders, and contractor teams to establish cloud architecture priorities.

Translate…