Principal Software Engineer, MDR Platform

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Harbor IT

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 1995

🔒 Cybersecurity

🤝 B2B

💰 $37M Series C on 2005-04

Cybersecurity • B2B

Harbor IT is a cyber-first managed services provider that delivers integrated IT, cybersecurity, and cloud services to organizations operating in complex, mission-critical, and regulated environments. They provide managed cybersecurity (including MDR), security awareness training, cyber governance and risk due diligence, managed IT helpdesk, server and network management, and managed cloud and infrastructure services. Harbor IT focuses on clients such as private equity-backed companies, healthcare & life sciences, critical infrastructure, and regulated professional services, emphasizing security, uptime, and enterprise value.

📋 Description

• Co-own and maintain multiple Golang applications forming the core of our MDR platform • Maintain and enhance a high-performance log analytics engine analyzing events from thousands of sources across hundreds of customers • Maintain and enhance programs that transform engine output into actionable intelligence for SOC analysts • Maintain and enhance a multi-tenant cluster of servers that receive, buffer, and feed syslog-formatted logs to the engine • Maintain and enhance a cross-platform syslog agent that feeds syslog-formatted logs to the engine • Build and maintain a cross-platform security agent that provides visibility into and secures customer endpoints and servers • Make architectural decisions for various applications supporting the business • Influence technical design discussions and code reviews • Mentor and guide other development team members • Facilitate knowledge transfer during any transitionary periods; assisting with training and hiring as needed • Develop and maintain internal SOPs and best practices for software development • Collaborate with cross-functional teams to define, design, and ship new features

🎯 Requirements

• 6+ years of software engineering experience with at least 4+ years focused on Go development • Bachelor's degree in computer science or equivalent practical experience • Portfolio of delivered production systems and/or contributions to open-source projects • Idiomatic fluency in Golang and deep familiarity with the standard library and package ecosystem • Expertise in managing goroutine lifecycles and channel-based communication • Mandatory use of context for deadline management, timeouts, and structured cancellation • Implementation of thread-safe data structures and methods to manage shared state efficiently • Mastery of Go paradigms and constructs, including interfaces and generics to build modular code • Experience implementing worker pool patterns to manage resource-intensive tasks • Deep understanding of memory management, including minimizing heap allocation, runtime profiling to identify memory leaks, and pre-allocating buffer memory • Experience using Github Actions for continuous deployment of Docker containers on cloud infrastructure, i.e. AWS ECS or EC2 or equivalents • Deep proficiency in interfacing with Redis, OpenSearch or similar, and SQL databases; optimizing queries for performance and atomicity • Robust understanding of networking protocols, TLS, and firewalls, with practical experience implementing best practices at the application level • Proficiency with Git version control and CI/CD pipelines • Experience with automated testing, infrastructure monitoring, and observability practices • Experience leveraging AI assistant tools for software development, such as Claude Code

🏖️ Benefits

• Comprehensive health benefits • Matching 401k • Reimbursement for approved tuition, certifications, conference attendance, and more • Unlimited PTO