Concentric Corporation is partnering with a rapidly growing technology company to identify a Senior Windows Service Software Engineer responsible for developing highly reliable background services and agent software that operate deep within the Windows environment in Orlando, FL. This work is foundational to the stability, performance, and security of the company’s core platform.

The right individual will thrive in system-level software development, debugging complex OS interactions, and building code that must quietly run with exceptional reliability in enterprise environments.

Position Overview:

The Senior Windows Service Software Engineer will design, build, and optimize Windows services using C#/.NET, integrating at the OS level and supporting security-focused capabilities. The role involves developing long-running background processes, analyzing system behavior, and addressing performance, threading, and memory challenges. This engineer will collaborate with product, QA, and other technical teams to ensure high-quality releases and ongoing system stability.

Key Responsibilities:

Windows Service & Agent Development
• Design, develop, and maintain Windows services and background agents in C#/.NET
• Build long-running processes that must remain stable through updates and system changes
• Implement secure and defensive coding practices to support reliability

Windows Internals & OS Integration
• Work with Windows APIs, services, registry, processes, and networking layers
• Integrate OS-level functionality into platform components
• Understand how changes in the OS affect system behavior and performance

Security & Feature Implementation
• Implement features related to application control, system policy enforcement, or endpoint behavior
• Work with networking, privilege management, and secure communications
• Follow secure coding standards and industry best practices

Performance, Debugging & Optimization
• Diagnose crashes, memory leaks, threading issues, and performance bottlenecks
• Use system tools for debugging at the OS level
• Maintain reliability in enterprise production environments

Cross-Team Collaboration & Code Quality
• Participate in design reviews, code reviews, and architecture discussions
• Work closely with QA, product, and platform engineering teams
• Contribute to internal documentation and continuous improvement efforts

Qualifications & Experience:

• Bachelor’s degree in Computer Science, Engineering, or equivalent experience
• 5+ years of software engineering experience
• 3+ years building Windows services or system-level software in C#/.NET
• Strong knowledge of Windows internals (services, registry, processes, OS behavior)
• Experience with REST APIs and SQL or relational databases
• Familiarity with TCP/IP, HTTP/S, or related networking protocols
• Debugging experience using tools such as WinDbg, ProcMon, or similar

Preferred Experience:

• Security, endpoint protection, or cybersecurity product environments
• Kernel-level exposure or familiarity with OS-level constraints
• Experience working in SaaS environments or enterprise software delivery models
• Comfort with CI/CD tooling or DevOps workflows

Who You Are:

You are a system-minded software engineer who enjoys solving complex OS-level problems and building code designed for reliability and performance. You take ownership, investigate root causes deeply, and do not rely on guesswork. You are comfortable shifting between feature development, debugging, performance tuning, and cross-team collaboration.

If you are looking to advance your career as a Senior Windows Service Software Engineer, look no further! Please apply below to learn more about this incredible opportunity.  Only the most qualified applicants will be contacted for interviews. 

About Concentric Corporation:

Concentric Corporation partners with technology-forward organizations to identify engineering talent that blends technical depth, curiosity, and strong execution discipline. We support growing companies in finding key contributors who elevate product performance and long-term platform stability.

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