Infrastructure Engineer (AI Security)

Location: Pittsburgh or remote within the United States; hybrid work arrangement

Salary: $180,000–$290,000 annually, plus performance-based bonus and meaningful equity

Company

hirify.global is an AI security startup that evaluates frontier AI models and builds real-time threat detection and adversarial red-teaming systems.

What you will do

• Design, build, and maintain highly available backend services and distributed systems for the AI security platform.
• Own cloud infrastructure across Kubernetes, AWS, networking, storage, and compute.
• Build scalable APIs, internal platform services, and infrastructure tooling.
• Improve observability through logging, metrics, tracing, dashboards, and automated alerting.
• Optimize performance, latency, infrastructure costs, reliability, and security.
• Partner with machine learning, security, and product engineering teams on production AI infrastructure.

Requirements

• 5+ years of experience building backend infrastructure or distributed systems in production.
• Strong programming skills in C/C++, Go, Python, Rust, or Java.
• Experience operating Kubernetes services and modern cloud platforms such as AWS, GCP, or Azure.
• Deep knowledge of networking, distributed systems, containers, service orchestration, and scalable architectures.
• Experience designing APIs, microservices, asynchronous systems, and event-driven architectures.
• Ability to debug complex production issues and improve reliability through automation.

Nice to have

• Experience supporting machine learning or LLM infrastructure.
• Infrastructure-as-code experience and familiarity with Kafka, Redis, PostgreSQL, ClickHouse, or similar systems.
• Experience building internal developer platforms or platform engineering tools.
• Knowledge of cloud security, infrastructure hardening, or zero-trust architectures.
• Experience at a high-growth startup or with AI safety, cybersecurity, or adversarial machine learning.

Culture & Benefits

• Significant ownership over foundational systems and technical direction.
• 401(k) with up to 4% matching.
• 28 days of annual leave, including vacation and holidays.
• Health, dental, and vision coverage.
• Flexible work arrangements and catered lunches at the Pittsburgh office.
• Visa sponsorship is available for exceptional candidates.

Hiring process

• Application review followed by a 15-minute online technical screen.
• Introductory call, technical interview with live coding, and experience and culture interview.
• Reference checks with 3–5 references, followed by an offer.