CALIBRE is an employee-owned mission focused solutions and digital transformation company.
CALIBRE is seeking a Senior Web Developer / Engineer to support the Defense Logistics Agency (DLA) Disposition Integration Web (DIW) program. This role is focused on maintaining and enhancing legacy ASP.NET/.NET Framework web applications with Oracle and SQL Server backends.
This is not a greenfield development role—work is primarily maintenance, troubleshooting, and targeted enhancements within an existing system.
Job Description
- Maintain, enhance, and debug legacy ASP.NET/.NET Framework applications
- Troubleshoot production issues and resolve defects
- Support break/fix tickets and enhancements in an Agile/ServiceNow environment
- Integrate applications with Oracle and SQL Server databases
- Develop and maintain reports using SSRS
- Support IIS and/or Apache web server environments
- Work directly with government stakeholders to gather and refine requirements
- Assist with system improvements, performance tuning, and integrations
- Support documentation and user guides
- Assist with modernization efforts (ASP.NET Core, Angular) as needed
Required Skills
- Strong experience with ASP.NET and .NET Framework (must have)
- Proficiency in C# and/or VB.NET
- Experience maintaining legacy applications (not just building new ones)
- Strong database experience:
- Oracle (queries, PL/SQL, integration)
- SQL Server (T-SQL, stored procedures)
- Experience with IIS and/or Apache
- Experience with SSRS
- Strong troubleshooting skills
- Ability to work independently
- Strong customer communication skills
required Experience
- Bachelor’s degree in an IT-related field
- 10+ years of hands-on software development experience
- 10+ years working with ASP.NET/.NET technologies
- Experience in sustainment/maintenance environments
- DoD or government experience preferred
Clearance Requirement
- Must have an active Secret clearance (IT-II / T3) at time of submission
Certification Requirement
- Active Security+ required (or equivalent)
- MCSD, AWS/Azure Developer, CSD, Xamarin, or Section 508 certifications are a plus