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SME Software Engineer

Quantum Science Solutions

Posted today

Job Requirements

Chantilly, VA
Intel Agency (NSA, CIA, FBI, etc) Full Scope Polygraph
Mid Level Career (5+ yrs experience)
Salary not specified
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Job Description

Opportunity via QSSHire | Talent-as-a-Service Recruiting
Role: SME Software Engineer
Location: Chantilly, VA (Onsite)
Clearance: TS/SCI with Full Scope Polygraph
Rate: Open
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Are You a Senior Software Engineer Ready to Build Secure, Cloud-Native API Platforms?
QSSHire is seeking a Subject Matter Expert (SME) Software Engineer to support a high-visibility effort focused on developing a bi-directional cloud API gateway. This platform enables secure data exchange across multiple systems within a controlled environment.
This role requires a highly experienced engineer who can operate at the SME level, working closely with technical leadership to design, build, and maintain scalable backend systems and cloud-native services.
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In This Role, You’ll:
• Design, build, and maintain cloud-based software systems using AWS services
• Develop and manage RESTful APIs supporting secure, high-throughput data exchange
• Build and maintain backend systems using modern programming languages
• Support development of a bi-directional API gateway architecture
• Leverage AWS Lambda for serverless compute solutions
• Implement and manage Infrastructure as Code (IaC) using tools such as:
o AWS CloudFormation
o Terraform
o AWS CDK
• Apply functional programming principles where appropriate
• Collaborate with technical leads and stakeholders to deliver scalable, secure solutions
• Contribute to system design, performance optimization, and integration efforts
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You’ll Succeed Here If You Have:
• Strong experience building and maintaining AWS-based software systems
• Proven experience designing and developing REST APIs
• Extensive backend development experience in one or more of the following:
o TypeScript
o JavaScript
o Java
o Ruby
o Python
o Go
o (Other modern backend languages acceptable)
• Hands-on experience with AWS Lambda
• Experience implementing Infrastructure as Code (IaC) solutions (CloudFormation, Terraform, CDK)
• Strong understanding and practical application of functional programming concepts
• Ability to operate as a technical SME, supporting architecture decisions and mentoring others
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Basic Qualifications:
• Labor Category: Software Engineer
• Skill Level: SME
• Experience supporting complex, distributed systems in secure environments
• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience)
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Why QSSHire?
As a modern Talent-as-a-Service recruiting partner, QSSHire connects top talent with impactful opportunities. We focus on aligning your expertise with meaningful work, offering transparency, flexibility, and career growth.
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About Us
Quantum Science Solutions is traditional in the sense that it was built with core foundations based on honesty and integrity. We take great pride in all of our efforts and projects, we are proud to serve the front lines of cyber defense. We challenge our team members frequently and thrive on the motto “One for all, all for one”. Here at QSS, we invite individuals who think outside of the box and are mentally stimulated by complex problems in the fast paced world of cyber and technology. Our collaborative work environment allows you to think freely and develop iron clad solutions for our customers. At QSS, your ideas and designs are not only heard but are recognized and rewarded. We support you and will provide you with the resources needed to fuel innovations and creativity. Imagine, you are working on cyber integration concept and it turns into fully funded project by a federal agency. Join the QSS team where rather than making a difference, we are the difference

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Job Category
IT - Software