About the job
Senior Backend Engineer
Department: Engineering
Reports To: Senior Engineering Manager / Director of Engineering
Location: Hybrid: NC, MA, NY
Classification: Full-Time, Exempt
Estimated Compensation: $145,000 - $170,000
Focus Areas: Integrations, AI/ML, Compliance Automation, Infrastructure Analysis
About Knox Systems
At Knox Systems, we lead the way in providing secure cloud and AI environments, operating the largest federally managed cloud platform. Our commitment ensures that we support the U. S. government’s most vital missions, strengthening national security, public safety, and essential services. Clients trust Knox to deploy robust production systems that adhere to the highest standards of security, reliability, and compliance.
Joining Knox means being part of a high-impact, purpose-driven team. The challenges we tackle carry significant weight; expectations are elevated, and the outcomes are tangible. Here, speed and precision are critical, as the environments we secure must perform flawlessly. Your work will be visible, your expertise essential, and the effects of your contributions immediately evident. Operating at a federal scale, we safeguard some of the nation's most sensitive environments—our systems must never falter.
The Role
As a Senior Backend Engineer, you will be the architect behind KnoxAI's core compliance engine. Your responsibilities will include the integration of third-party services, implementing AI-driven analysis, and automating the intricate workflows necessary for FedRAMP and DISA authorizations. Your work will directly enhance federal agencies' capabilities to securely and efficiently assess and authorize SaaS applications.
This position is perfect for a senior engineer who thrives on solving complex integration challenges, is passionate about utilizing cutting-edge AI/ML technologies, and is dedicated to building systems that are both reliable and auditable for government compliance.
Responsibilities
KSI Compliance Engine: Develop automated validation for Key Security Indicators across more than 26 KSI families (CNA, IAM, SVC, MLA, etc.) using a combination of automated and AI-driven scoring.
Integration Pipelines: Create and uphold integrations with FedRAMP-authorized services.

