Sr/Staff Software Engineer – AI Platform

Armis Security; Wyndmoor (PA); On-site; USD 197,000 - 230,000; Full time

Benefits offered by this job

Health benefits

Discretionary time off

Paid holidays with me days

Job summary

Armis is a leading cyber exposure management company seeking a backend software engineer to design and build secure AI infrastructure for production AI agents. You will develop the control plane, embed security into agents, and create reusable services and APIs that integrate with Agent SDKs and the MCP.

You will work with Python and AWS to craft scalable backend microservices, contribute to observability, and partner with AI researchers to push prototypes into production while owning projects

Qualifications

• 5+ years of backend software engineering experience.
• Experience building AI Harnesses is required.
• Experience with Harness & AI Security is required.
• Excellent Python development experience.
• Experience building backend services and microservice architectures.
• Experience working with AWS cloud services.
• Experience designing APIs and distributed systems.
• Hands-on experience building AI applications, AI agents, or agentic workflows.
• Experience working with Agent SDKs.
• Familiarity with Model Context Protocol (MCP).
• Experience building developer tools, APIs, or CLI applications.
• Strong understanding of software architecture and production engineering.
• Comfortable working in startup environments with significant ownership.
• Ability to independently drive projects from concept through production.

Responsibilities

• Design and build secure AI infrastructure for production AI agents.
• Develop Agent Control Plane capabilities that manage, monitor, and secure agent execution.
• Build embedded controls and security mechanisms directly into AI agents.
• Develop reusable services, APIs, and developer tooling that support AI applications.
• Build and maintain integrations with modern Agent SDKs and Model Context Protocol (MCP).
• Design backend microservices using Python and AWS.
• Build observability into AI systems, including telemetry, monitoring, tracing, and operational visibility.
• Develop public-facing developer tools and command-line interfaces (CLI).
• Partner closely with AI researchers to rapidly transition prototypes into production-ready systems.
• Own projects from architecture through deployment.
• Help define engineering standards and reusable patterns across the AI platform.
• Collaborate with stakeholders across the board in our Product, Sales, and Executive teams.

Skills

Backend software engineering

Harness experience

AI security

Python

AWS

APIs & microservices

AI agents/SDKs

Tools

Kubernetes

Job description

Armis, the cyber exposure management & security company, protects the entire attack surface and manages an organization’s cyber risk exposure in real time.In a rapidly evolving, perimeter-less world, Armis ensures that organizationscontinuously see, protect and manage all critical assets - from the ground tothe cloud. Armis secures Fortune 100, 200 and 500 companies as well asnational governments, state and local entities to help keep criticalinfrastructure, economies and society stay safe and secure 24/7.

Armis is aprivately held company headquartered in California.

What You'll Do

• Design and build secure AI infrastructure for production AI agents.
• Develop Agent Control Plane capabilities that manage, monitor, and secure agent execution.
• Build embedded controls and security mechanisms directly into AI agents.
• Develop reusable services, APIs, and developer tooling that support AI applications.
• Build and maintain integrations with modern Agent SDKs and Model Context Protocol (MCP).
• Design backend microservices using Python and AWS.
• Build observability into AI systems, including telemetry, monitoring, tracing, and operational visibility.
• Develop public-facing developer tools and command-line interfaces (CLI).
• Partner closely with AI researchers to rapidly transition prototypes into production-ready systems.
• Own projects from architecture through deployment.
• Help define engineering standards and reusable patterns across the AI platform.
• Collaborate with stakeholders across the board in our Product, Sales, and Executive teams. Along with collaborate with senior engineers while independently leading technical initiatives when appropriate

What We’re Looking For

Required

• 5+ years of backend software engineering experience.
• Experience building AI Harnesses is required
• Experience with Harness & AI Security is required
• Excellent Python development experience.
• Experience building backend services and microservice architectures.
• Experience working with AWS cloud services.
• Experience designing APIs and distributed systems.
• Hands-on experience building AI applications, AI agents, or agentic workflows.
• Experience working with Agent SDKs.
• Familiarity with Model Context Protocol (MCP).
• Experience building developer tools, APIs, or CLI applications.
• Strong understanding of software architecture and production engineering.
• Comfortable working in startup environments with significant ownership.
• Ability to independently drive projects from concept through production.

Preferred Qualifications

• Experience building Agent Control Planes.
• Experience implementing embedded controls or policy enforcement within AI agents.
• Experience building AI observability platforms.
• Security engineering background.
• Infrastructure engineering background.
• Experience building secure AI systems.
• Experience working with LLMs in production environments.
• Experience with Kubernetes and containerized services.
• Experience integrating AI systems with cloud infrastructure.
• Familiarity with AI governance, guardrails, and runtime security.

Pay range: $197,000 - $230,000 Bonus & RSU's

Visit our careers site for more information on benefits at Armis.

Armis sets you up for success with comprehensive health benefits, discretionary time off, paid holidays including monthly me days, and a highly inclusive and diverse workplace. Put your unique experiences and perspective to work in an environment where they will enable you to thrive, grow, and live your life with integrity.

Armis is proud to be an equal opportunity employer. We never discriminate based on race, ethnicity, color, ancestry, national origin, religion, sex, sexual orientation, gender identity, age, disability, veteran status, genetic information, marital status or any other legally protected (or not) status. In compliance with federal law, all persons hired will be required to submit satisfactory proof of identity and legal authorization.