AWS Cloud Security Engineer

Guidehouse•Tysons Corner, VA

About The Position

We are seeking an experienced AWS Security engineer to design, implement and maintain security controls across AWS cloud environments. This role will focus on safeguarding cloud workloads, ensuring compliance with industry standards, and driving best practices in identity management, monitoring, and threat detection. The ideal candidate is hands-on with AWS security services, has deep knowledge of cloud security frameworks, and can partner with engineering and operations teams to embed security into every layer of the infrastructure.

Requirements

US Citizenship or Green Card is required
Must be able to OBTAIN and MAINTAIN a Federal or DoD "PUBLIC TRUST"; candidates must obtain approved adjudication of their PUBLIC TRUST prior to onboarding with Guidehouse.
Bachelor’s degree in computer science, cyber security, engineering or related field. Additional Four (4) expedience can be used in lieu of degree.
Minimum EIGHT (8) years of prior relevant experience in cloud security or cybersecurity roles, with Minimum FIVE (5) years focused on AWS security.
Expertise in AWS core services (EC2, S3, RDS, Lambda, ECS/EKS, CloudFront, Route 53, IAM, etc.)
Assist senior transition team in account handoff validation, CI/CD pipeline validation, GitHub Actions audit, CodeBuild job review, Argo sync check, artifact migration, secrets verification, deployment dry runs, rollback prep, cutover support.
Monitor deployment pipeline and build status, build troubleshooting, deployment automation, Helm chart maintenance, Dockerfile updates, environment config management, release coordination, developer support.
Ownership of services like GitHub Actions, AWS CodeBuild, ArgoCD, Helm charts, Dockerfiles, secrets management, environment variables, deployment workflows, Terraform templates.
Proven ability to work autonomously and collaborate, mentor, help, and support other team members, as needed to solve complex operational and reliability problems.
Strong development background in Python, Bash or similar

Nice To Haves

AWS Certified Security – Specialty (Highly desirable).
AWS Certified Solutions Architect or DevOps Engineer certifications.
CISSP, CISM or GIAC certifications.

Responsibilities

Design and implement secure architectures within AWS using services such as IAM, KMS, CloudTrail, Config, and third-party tools/services like Sentry, Datadog etc.
Implement and manage centralized logging, monitoring, and alerting solutions.
Conduct threat modeling, vulnerability scanning, and penetration testing.
Ensure AWS environments comply with security frameworks (CIS Benchmarks, NIST, HIPAA, FedRAMP, SOC 2 etc.) as applicable.
Support incident detection, investigation and response within AWS workloads.
Maintain and monitor audit trails across accounts and services.
Work with compliance and risk teams to align security with regulatory requirements.
Automate security controls and compliance checks with Infrastructure as Code (IaC) (Terraform, CloudFormation etc.).
Integrate security into CI/CD pipelines, enabling secure build and deployment processes.
Collaborate with DevOps/Engineering teams to implement “shift-left” security practices.

Benefits

Medical, Rx, Dental & Vision Insurance
Personal and Family Sick Time & Company Paid Holidays
Parental Leave
401(k) Retirement Plan
Group Term Life and Travel Assistance
Voluntary Life and AD&D Insurance
Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts
Transit and Parking Commuter Benefits
Short-Term & Long-Term Disability
Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities
Employee Referral Program
Corporate Sponsored Events & Community Outreach Care.com annual membership
Employee Assistance Program
Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.)