Sr. Software Engineer

Job Description

We're seeking a mid-level developer to contribute to the BAE Systems Fuels preventive maintenance application, supporting DLA's fuel automation equipment program. You'll work on complex business logic, integrate with enterprise authentication systems, and help establish patterns for junior developers to follow.

• Design and implement workflow state machine for form approval lifecycle
• Build deliverable automation system (PDF packaging, CI number assignment)
• Implement complex repository methods with Entity Framework Core
• Design and implement service layer components (business logic)
• Create reusable WPF controls and MVVM components
• Optimize database queries and resolve performance bottlenecks
• Mentor entry-level developers through code reviews and pair programming
• Write comprehensive unit and integration tests
• Implement security features (role-based access control, audit logging)
• Participate in architecture decisions for new features

• 3-5 years of professional software development experience
• Ability to obtain and maintain a Secret security clearance
• Strong C# and .NET development skills (.NET Core/.NET 5+ experience)
• Solid understanding of MVVM pattern and data binding
• Experience with Entity Framework Core or similar ORM
• Proficiency with relational database design and SQL
• Experience with dependency injection containers (Autofac, Microsoft.
  
  Extensions.
  
  DI, etc.)
• Understanding of async/await patterns and concurrency
• Git workflow experience (branching, merging, pull requests)
• Unit testing experience (xUnit, NUnit, Moq)

• Ability to work independently with minimal supervision
• Strong problem-solving skills for complex technical challenges
• Mentoring and knowledge-sharing with junior developers
• Clear technical communication (architecture discussions, code reviews)
• Ability to translate business requirements into technical designs
• Comfortable working with government SOPs and compliance requirements

• WPF application development experience
• Postgre
  
  SQL administration and optimization
• OAuth 2.0 / OpenID Connect implementation experience
• Keycloak or other identity provider integration
• Experience with iText or other PDF libraries
• Background with military or government contract systems
• Fluent Validation experience
• Serilog or structured logging frameworks
• Experience with hash chain or tamper-evident audit systems
• Understanding of DoD security requirements (STIGs, FIPS 140-2)
• Bachelor's of Science in any related field

Full-Time Salary Range: $77814 - $132283

Please note:

This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.

Employee Benefits:

At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance.

Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.

BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the…