Principal AWS Cloud Security Architect & Automation Lead

MANTECH; Chantilly (VA); On-site; USD 160,000 - 210,000; Full time

Job summary

MANTECH seeks a motivated Principal AWS Cloud Engineer to serve as the primary AWS technical authority on an enterprise cloud team in Chantilly, VA. This role leads security-focused AWS infrastructure, design, and automation across multi-account environments.

You will architect and deploy automated monitoring pipelines, enforce Zero Trust architectures, and collaborate with teams to ensure audit readiness and compliance with DoD and federal standards.

Qualifications

• Bachelor’s degree or 4+ years IT/engineering experience in lieu of a degree.

Responsibilities

• Serving as principal SME for administration, security hardening, and management of AWS enterprise infrastructure.
• Architecting, deploying, and optimizing automated cloud security monitoring, threat detection, and event-driven logging pipelines using AWS Security Hub, GuardDuty, AWS Config, CloudTrail, CloudWatch, EventBridge, and Lambda.
• Leading the deployment of Infrastructure as Code (IaC) and Configuration as Code (CaC) solutions using Terraform or AWS CloudFormation following a code-first, audited workflow.
• Enforcing IAM governance, Service Control Policies (SCPs), least-privilege access, permission boundaries, and Zero Trust security architectures across multi-account AWS Organizations.
• Providing Tier 3 escalation support to diagnose and resolve complex technical, network, security, and performance challenges across AWS and connected environments.
• Writing and maintaining robust automation scripts in Python, Bash, or PowerShell to streamline operations, vulnerability remediation, and system health telemetry.
• Collaborating across engineering and operational teams to align AWS security baselines with secondary cloud environments (Azure, OCI) and documenting automated workflows and Service Design Packages to ensure audit readiness.

Skills

AWS Cloud

Terraform

CloudFormation

Python scripting

Bash

PowerShell

IAM governance

Zero Trust

Multi-account governance

Security monitoring

Education

Bachelor's degree or equivalent experience

Tools

AWS CLI

GuardDuty

AWS Security Hub

CloudWatch

Lambda

Job description

MANTECH seeks a motivated Principal AWS Cloud Engineer to serve as the primary AWS technical authority on an enterprise cloud team in Chantilly, VA. This role leads security-focused AWS infrastructure, design, and automation across multi-account environments.

You will architect and deploy automated monitoring pipelines, enforce Zero Trust architectures, and collaborate with teams to ensure audit readiness and compliance with DoD and federal standards.