.NET Technical Lead

Clean Harbors is seeking a .NET Technical Lead to be responsible for defining and developing software architecture for software development tasks associated with the modification, design, development, and debugging of software applications or operating systems. Assignments are of a highly complex nature and require advanced technical knowledge, including the development of new techniques. Projects may be proposed or initiated by the incumbent, and typically involve new products of significant value to the organization. Has in-depth knowledge of client needs and competing products. Ensures that schedules, milestones, and priorities are compatible with other department goals and projects. May act as a team leader on medium to large-scale projects. Provides leadership to other team members. Serves as division resource in area(s) of technical expertise.

Why work for Clean Harbors?

Health and Safety is our #1 priority and we live it 3-6-5!
Competitive wages
Comprehensive health benefits coverage after 30 days of full-time employment
Group 401K with company matching component
Generous paid time off, company paid training and tuition reimbursement
Positive and safe work environments
Opportunities for growth and development for all the stages of your career



RESPONSIBILITIES

• Champion Health & Safety: Ensure that Health and Safety is the top priority by complying with all safe work practices, policies, and processes, and by acting in a safe manner at all times.
• Technical Leadership: Lead the design and development of .NET and Azure-based services supporting enterprise-scale mobile applications.
• Project & Resource Management: Collaborate with Project Managers to plan and manage development team projects, assign tasks, and report on progress to ensure on-time delivery.
• Business Collaboration: Partner with Business Analysts and product owners to translate business objectives into feasible, scalable technical solutions.
• Code Quality & Reviews: Conduct in-depth code reviews, set coding standards, and ensure the team adheres to best practices and architectural guidelines.
• Architecture & Implementation: Design microservices and cloud architectures, provide implementation direction, and review/approve proposed solutions for performance, scalability, and security.
• Estimation & Planning: Provide accurate project and task estimates, establish timelines, and ensure the team meets commitments.
• Production Support: Oversee on-going support for production systems, monitor critical services, and proactively resolve incidents to maintain high availability.
• Confidentiality & Security: Protect operations by enforcing secure coding standards and maintaining confidentiality of data and intellectual property.
• Mentorship & Team Growth: Mentor developers, foster professional growth, and promote a culture of continuous improvement and technical excellence.

QUALIFICATIONS

• Bachelor's Degree in Computer Science/Computer Engineering/Related field
• 7+ years of professional .NET development experience (C#, .NET Framework, ASP.NET Core, Entity Framework, Web APIs)
• 3+ years in a technical lead or architect role, ideally supporting mobile applications
• Strong Azure cloud experience C#,.Net Framework 3.5+ and .NET 6/7/8 with strong object-oriented and asynchronous programming.
• ASP.NET Core & Web API design for mobile apps backend.
• Entity Framework Core & LINQ for data modeling and performance tuning.
• Experience with microservices architecture, SOLID principles, and design patterns.
• Azure services: App Services, Functions, Cosmos DB, Service Bus, Key Vault, Event Grid.
• CI/CD pipelines using Azure DevOps or GitHub Actions, Infrastructure as Code (ARM/Bicep/Terraform).
• Secure coding standards, OAuth2/OpenID Connect, and API performance optimization.
• Integration with mobile apps (push notifications, offline sync, mobile-friendly APIs).
• Proficiency in containerization (Docker, Kubernetes or Azure Kubernetes Service).
• Monitoring and logging with Application Insights, Dynatrace, or equivalent.
• Leadership in Agile/Scrum teams, mentoring developers, and setting coding standards.
• Excellent communication, leadership, and collaboration skills

Wondering what to expect in starting your career with Clean Harbors? to view a Day in the Life Video!

40-years of sustainability in action. Clean Harbors is the leading provider of environmental, energy and industrial services throughout the United States, Canada, Mexico and Puerto Rico. Everywhere industry meets environment, Clean Harbors is on-site, providing premier environmental, energy and industrial services. We are solving tough problems through innovation and proven methodology - come be part of the solution with us.

To learn more about our company, and to apply online for this exciting opportunity, visit us at .

Clean Harbors is an equal opportunity employer.

Clean Harbors is committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation, contact or 1-.

Clean Harbors is a Military & Veteran friendly company.

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