Cloud Engineer

TIAG is now hiring an experienced Cloud Engineer to support the Office of Naval Research (ONR) IT Support Services (ITSS) contract in Arlington, Virginia. The Cloud Engineer will be responsible for designing, implementing, maintaining, securing, and optimizing enterprise cloud infrastructure within Amazon Web Services (AWS) environments supporting ONR's mission-critical information technology operations.

This position reports onsite in Arlington 5 days per week and requires an active Secret clearance to be considered, so US or Naturalized citizenship is required.

The ideal candidate will possess strong hands-on experience in AWS cloud engineering, infrastructure automation, Dev Ops practices, cloud security, and enterprise systems integration. This position requires a proactive engineer capable of independently managing cloud infrastructure, developing automated deployment solutions, troubleshooting complex technical issues, and collaborating across multidisciplinary IT teams.

The Cloud Engineer will play a key role in supporting ONR's cloud modernization initiatives, operational sustainment, infrastructure optimization, and continuous improvement of cloud services while ensuring compliance with Department of Defense (DoD) cybersecurity standards and federal security requirements.

Key Responsibilities AWS Cloud Infrastructure Engineering Design, deploy, configure, administer, and maintain secure, scalable, and highly available AWS cloud infrastructure.

Engineer and support AWS services, including but not limited to:
Amazon EC2, Amazon S3, Amazon VPC, AWS Identity and Access Management (IAM), Amazon RDS, AWS Lambda, Amazon Cloud Watch, AWS Backup, Amazon ECS / AWS Fargate, AWS Developer Services (Code Pipeline, Code Build, and related services).Implement and maintain cloud networking configurations, including VPCs, subnets, route tables, security groups, network access control lists, and connectivity solutions.

Configure and optimize cloud compute, storage, database, and containerized workloads.

Implement high-availability, backup, disaster recovery, and business continuity solutions.

Monitor and optimize AWS resource utilization, operational performance, reliability, and cost efficiency.

Troubleshoot and resolve complex cloud infrastructure and service-related issues.

Automation and Infrastructure as Code Design, develop, deploy, and maintain Infrastructure as Code (IaC) solutions using Terraform, AWS Cloud Formation, or comparable technologies.

Automate cloud infrastructure provisioning, configuration management, deployment, and operational processes.

Design, deploy, and operate CI/CD pipelines and implement automated deployment processes
** using AWS Code Pipeline, Code Build, and other applicable Dev Ops tools.

Develop and maintain automation scripts using Python, Power Shell, Bash, or equivalent scripting languages.

Implement repeatable, secure, and scalable deployment methodologies to improve efficiency and reduce manual configuration.

Integrate automated testing, security validation, and configuration management into infrastructure and application deployment workflows.

Maintain source-controlled infrastructure configurations and support version management, change control, and deployment documentation.

Cloud Security and Compliance Implement and maintain AWS cloud security controls in accordance with DoD cybersecurity policies, NIST SP 800-53, and applicable federal information security requirements.

Configure and manage AWS IAM policies, roles, permissions, and least-privilege access controls.

Support vulnerability management, security remediation, patch management, and continuous monitoring activities.

Implement cloud logging, monitoring, auditing, and alerting capabilities to support security operations and compliance reporting.

Collaborate with cybersecurity and Information Assurance teams to support Risk Management Framework (RMF) processes, Authority to Operate (ATO) requirements, and ongoing authorization sustainment.

Assist with the development and maintenance of system security documentation, technical artifacts, configuration baselines, and Plans of Action and Milestones (POA&Ms).Support incident response activities and implement corrective actions to address identified cloud security vulnerabilities and operational risks.

Apply applicable DoD Security Technical Implementation Guides (STIGs), security baselines, and configuration hardening standards.

Cloud Operations, Monitoring, and Optimization Provide day-to-day…