Senior Software Engineer

The Senior Software Engineer designs and develops business applications and customizes the platforms that support Clean Harbors' field operations, billing, and service workflows. This role balances new development with production support — investigating and resolving data and application issues that impact day-to-day business operations. You'll work as part of a cross-functional team supporting one or more business domains, partnering closely with Product Owners, QA, DBAs, and business stakeholders. Senior Engineers mentor less experienced team members and help raise the technical bar across the team.

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

• Own part of Clean Harbors with our Employee Stock Purchase Plan

• 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

• Bachelors Degree in Computer Science/Computer Engineering/Related field
• 5+ Years of Relevant experience
• Full Stack developer with experience in the Microsoft .NET stack
• Proficient in using AI software development using code generation tools such as Cursor, GitHub CoPilot, etc.
• Proficient in prompt engineering
• Written and verbal communication skills
• Attention to detail
• Analyzing Information, General Programming Skills, Software Design, Software Debugging
• Software Documentation, Software Testing, Problem Solving, Teamwork
• Software Development Fundamentals, Software Development Process, Software RequirementsTop of Form

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

40-years of sustainability in action. At Clean Harbors, our mission is to create a safer, cleaner environment through the treatment, recycling, and disposal of hazardous materials. 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. 

Join our safety focused team today!To learn more about our company, and to apply online for this exciting opportunity, visit us at https://careers.cleanharbors.com/. 

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 [email protected] or 1-844-922-5547. 

Clean Harbors is a Military & Veteran friendly company. 

Please be advised that Artificial Intelligence (AI) tools may be used to support certain stages of the recruitment process but are not used as a replacement for human decision making. 

Clean Harbors is committed to complying with applicable pay transparency laws and ensuring fair and equitable compensation. The posted salary range reflects the minimum and maximum target for this role. Final compensation may vary based on factors such as location, experience, skills, and business needs. In addition to the base salary, some roles may be eligible for bonus or incentive compensation and a comprehensive benefits package.

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• Ensures Health and Safety is the number one goal by following policies, processes and acting in a safe manner at all times.
• Design and build software solutions by understanding business needs, partnering with users and product owners, analyzing system flows and data usage, and following the full software development lifecycle.

• Evaluate operational feasibility through thoughtful analysis of requirements, problem definition, and proposed solutions, and identify risks and trade-offs before code is written.

• Document solutions clearly through diagrams, flowcharts, code comments, and readable code so that teammates and future maintainers can understand and extend your work.

• Design and deploy solutions by defining technical specifications, following established standards, and ensuring smooth handoff to QA and production support.

• Investigate and resolve production incidents, including root cause analysis, hotfix coordination, and partnering with Architecture, DBA, and infrastructure teams when issues cross system boundaries.

• Continuously develop your craft by learning new tools, techniques, and best practices,  including evolving AI-assisted development workflows.

• Protect business operations by handling confidential information appropriately.

• Surface insights by collecting, analyzing, and summarizing patterns in development work and production issues.

• Mentor less experienced engineers through code reviews, pairing, and knowledge sharing.

Pay Range: 62000.00 - 191956.00 Annually