Principal Cloud Software Engineer

General information

Requisition # R61416 Locations USA-CO-Denver Posting Date 07/03/2025 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time

Description & Requirements

Unlock the secrets of intelligence with ManTech! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with ManTech!

Mantech seeks a motivated and customer-focused Principal Cloud Software Engineer to join our team in Denver, CO or Chantilly, VA. In this role, you will design, develop, and support cloud-based backend applications, ensuring secure and scalable solutions for mission-critical systems.
 

Responsibilities include but are not limited to:

• Design, develop, and maintain production backend applications for the ServiceNow platform using Java
• Deploy and manage services in cloud environments, with an emphasis on AWS
• Analyze data, code, and system processes to identify and resolve technical issues
• Identify and implement best-practice solutions aligned with client needs
• Provide operational support for custom development and third-party integrations
• Conduct unit testing and troubleshoot code defects
• Support the creation of technical design documentation and architecture diagrams
   

Minimum Qualifications:

• Bachelor’s degree or 4+ additional years of software development experience in lieu of a degree
• 7+ years of hands-on software development experience
• Proficiency in backend Java development
• Experience with at least one scripting language (e.g., Ruby, Python, Perl, Bash, JavaScript)
• Solid understanding of Linux operating systems (e.g., RHEL, CentOS, Debian)
• Possess a current DoD Approved 8570 IAT Level II Certification (e.g., Security+ CE)
   

Preferred Qualifications:

• Experience with Infrastructure as Code (IaC) tools such as Terraform or CloudFormation
• Familiarity with microservices architecture and orchestration tools such as Kubernetes or ECS
• Experience with cryptographic protocols and PKI, including SSL and TLS certificate management
• Knowledge of secret and credential management tools like HashiCorp Vault
• Understanding of Access Control Policies and Role-Based Access Control (RBAC)
• Experience working with the ServiceNow platform
   

Clearance Requirements:

• Must have a current/active TS/SCI with Po