.Net Developer

At BWX Technologies, Inc. (NYSE: BWXT), we are People Strong, Innovation Driven. A U.S.

-based company, BWXT is a Fortune 1000 and Defense News Top 100 manufacturing and engineering innovator that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT has 14 major operating sites in the U.S., Canada and the U.K. We are the sole manufacturer of naval nuclear reactors for U.S. submarines and aircraft carriers.

Our company supplies precision manufactured components, services and fuel for the commercial nuclear power industry across four continents. Our joint ventures provide environmental restoration and operations management at a dozen U.S. Department of Energy and NASA facilities. BWXT’s technology is driving advances in medical radioisotope production in North America and microreactors for various defense and space applications. For more information, visit  .

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We believe in empowering our employees and cultivating a dynamic workplace that fosters growth and collaboration. Whether you’re an experienced professional or just starting your career, you'll find opportunities to challenge yourself, learn from seasoned experts, and contribute to nuclear innovation. We require a diverse range of skills to support our work in the markets that drive our business and welcome candidates from all backgrounds and life stages who are passionate about making a difference.

We are looking for a .NET Developer to join our core developer team. In this role, you will maintain and expand a robust, monolithic application architecture. You must be highly proficient in navigating large codebases and managing complex data across both Microsoft SQL Server and Oracle Database environments.

Onsite in Lynchburg, VA in our secured facility. We can provide relocation benefits to the right candidate!

• Design and implement new features within our existing monolithic architecture, ensuring high performance and maintainability.
• Write, optimize, and maintain complex queries and stored procedures for both MS SQL Server and Oracle (PL/SQL).
• Work with existing logic to refactor code and improve system reliability without disrupting core business flows.
• Ensure seamless data flow and integrity between different database systems using Entity Framework and
• Identify and resolve performance bottlenecks in the application tier and at the database level.

• At least 3 years of professional experience with , ASP.NET Core / .NET 6+ or .NET Framework 3.5+.
• Strong proficiency in T-SQL (SQL Server) and PL/SQL (Oracle). Must be comfortable writing joins, triggers, and stored procedures in both.
• Deep understanding of Layered Architecture (Presentation, Business, Data layers) and Separation of Concerns.
• Advanced experience with Entity Framework Core or NHibernate, including manual configurations for multiple data providers.
• Mastery of SOLID principles, Factory, and Singleton patterns to keep the monolith modular and testable.
• Must be a U.S. citizen.
• Must be able to obtain and maintain a U.S. Department of Energy (DOE) clearance.

• Experience with "Strangler Fig" patterns or migrating monolithic components to modern .NET versions.
• Experience with SSRS (SQL Server Reporting Services) or Business Objects Reports.
• Experience with MS Biz Talk, Rabbit
  
  MQ or Azure Service Bus for internal background processing.
• Ability to dive deep into large, established codebases to find the "why" behind existing logic.
• A mindset that prioritizes system uptime and regression testing when introducing changes to the core monolith.

• Competitive salary and benefits package, including health, dental, and retirement plans.
• Flexible work schedules and paid time off to promote a healthy work-life balance.
• Professional development opportunities, including mentorship programs and sponsorship for continuing education.
• An inclusive atmosphere that celebrates new perspectives and supports collaboration between different generations.
• The chance to be part of a mission-driven organization making a positive impact on the future of energy.
• Opportunities for continuous learning and training to grow throughout your career!

Pay: $65,000- $103,000

The base salary range for this position in Virginia (US-VA) at the start of employment is expected to be between $65,000 and $103,000 per year. However, the base salary offered is based on local job market factors, and may vary further depending on factors specific to the selected job candidate, such as job-related knowledge, skills, experience, and other objective business considerations.

Subject to these considerations, the total compensation package for this position may also include other elements, such as an annual cash incentive in addition to a full range of…