Job Title: Sr. ERP Engineer Location: Lithia Springs area, GA (Onsite – 5 Days/Week) Salary: $155,000 Introduction The Planet Group is seeking a hands-on Sr. ERP Engineer to join a growing manufacturing company based in Lithia Springs, Georgia. This is a full-time, onsite role for a passionate and experienced full-stack developer who enjoys working directly with end users, solving real-world operational challenges, and driving continuous improvement through custom ERP systems. If you're a full-stack .NET engineer ready to take ownership of ERP development and support in a dynamic manufacturing environment—this is your chance to make a direct impact. Required Skills & Qualifications • 8+ years of full-stack development experience using C#, .NET, JavaScript, and SQL • Prior experience building and maintaining a custom ERP system • Expertise in troubleshooting, maintaining, and enhancing legacy systems • Strong written documentation and communication skills • Must be authorized to work in the U.S. without sponsorship • Must be available to work onsite 5 days a week Preferred Skills & Qualifications • Manufacturing or distribution industry experience • Experience with AngularJS (Angular/React/Vue a plus) • Familiarity with tools like Visual Studio, Git, SQL Server, and SSRS • Strong understanding of software architecture and data management • Self-starter with the ability to work independently and lead small IT initiatives • Customer-service mindset with strong collaboration and training capabilities • Detail-oriented approach with a focus on clean code and clear documentation Day-to-Day Responsibilities • Act as the lead engineer for all aspects of the organization’s custom ERP platform • Design, develop, and enhance web-based manufacturing, inventory, sales, and logistics tools • Write clean, reusable code in C#, .NET, JavaScript, and SQL • Maintain and improve legacy ERP applications • Troubleshoot technical issues across the ERP and related systems • Collaborate with cross-functional teams (production, engineering, sales, accounting) • Train users on new features and document best practices • Monitor system performance and ensure uptime and data integrity • Coordinate internal and external IT efforts and manage small projects as needed • Contribute to the long-term product roadmap based on user feedback and operational needs Company Benefits & Culture • Competitive base salary with flexibility depending on experience • Be part of a tight-knit team with direct access to leadership and decision-makers • Opportunity to lead custom software development in a mission-critical environment • Work on meaningful projects that directly support manufacturing operations and customer success • Collaborative and supportive culture focused on operational excellence and continuous improvement #TECH #Onsite