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Azure Cloud - Senior Platform Architect

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Capgemini Government Solutions
Full Time position
Listed on 2026-01-20
Job specializations:
  • IT/Tech
    Cloud Computing, Systems Engineer, Cybersecurity, IT Consultant
Job Description & How to Apply Below
Location: St. Louis

Capgemini Government Solutions (CGS) LLC is seeking a highly motivated and experienced Platform Architect to support our client in a secure environment.

The Platform Architect will have extensive experience in cloud architecture, specifically Platform as a Service (PaaS) products, with a deep understanding of cloud computing technologies and services. As a Platform Architect, you will lead the design, implementation, and maintenance of Azure‑based infrastructure, ensuring scalability, reliability, security, and compliance with classified requirements. The role focuses on designing and building out PaaS environments, migrating from on‑prem or legacy clouds, and providing technical guidance to architects and engineers.

The successful applicant will grow their skills, work with an entrepreneurial team, and partner across functions to build CGS capabilities.

Job Responsibilities
  • Design, implement, and maintain complex cloud and infrastructure solutions that meet government requirements.
  • Develop and enforce cloud architecture standards and best practices.
  • Ensure scalability, reliability, and security of cloud infrastructure.
  • Maintain compliance with classified infrastructure requirements.
  • Provide subject‑matter expertise in platform design, solutioning, and troubleshooting.
  • Lead large‑scale cloud migrations.
  • Implement and maintain monitoring and logging solutions.
  • Mentor and guide architects and engineers.
  • Evaluate new cloud technologies and recommend adoption.
  • Expertise with Terraform, ARM, Ansible, Power Shell, Bash, and Python.
  • Expertise with containerized applications and orchestration.
  • Collaborate with multi‑functional teams to design secure, reliable solutions.
  • Ensure compliance with security and regulatory requirements.
  • Familiarity with DOD STIG compliance.
  • Maintain documentation related to cloud architecture solutions.
Required Qualifications
  • US Citizenship is required.
  • Must have an active Top‑Secret clearance or higher.
  • Bachelor’s degree in information technology, computer science, or related field.
  • Minimum of 8 years in complex cloud IT/infrastructure environments.
  • Extensive experience in IaaS products with deep cloud knowledge.
  • Experience working with the DOD or other federal government environments.
  • Active certifications:
    Azure Solution Architect, Azure Security Engineer.
Desired Qualifications
  • High adaptability and flexibility while handling responsibilities.
  • Excellent communication, facilitation, and creative thinking.
  • Ability to operate in a fast‑paced environment and provide hands‑on support.
  • Experience with Linux or Windows COTS applications.
  • Experience with automated testing tools (pytest, unittest, Selenium, Postman, Terratest).
About Capgemini

Capgemini is a global business and technology transformation partner, helping organizations accelerate their digital and sustainable transition. With more than 340,000 team members in over 50 countries, Capgemini unlocks technology value to meet the full breadth of client needs. The Group reported 2024 global revenues of $22.1 billion.

Equal Opportunity Employer / Protected Veterans / Individuals with Disabilities. This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review Know Your Rights notice from the Department of Labor.

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Position Requirements
10+ Years work experience
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