Senior .NET​/Application Developer; On-Site

The following states/districts are excluded from this job ad: AK, CA, CO, CT, DC, HI, LA, MA, MN, MO, NE, NV, NH, NJ, NM, NY, ND, OR, PR, RI, VT, WA, WY

Future Need - Actively Interviewing

Join us as a Senior .NET/Application Developer supporting mission-critical systems at the Joint Pathology Center. In this high-impact role, you'll develop and modernize enterprise applications, integrate AI-enabled capabilities, and help ensure secure, reliable healthcare technology solutions.

Joint Pathology Center, 606 Stephen Sitter Ave, Silver Spring, MD 20910

The Senior .NET/Application Developer provide enterprise-level software engineering, application support, and Operations and Maintenance (O&M) services for Joint Pathology Center (JPC) software systems.

5 years of application development experience

Bachelors Degree in information technology, computer science, cybersecurity, engineering, or related field;
Active certification meeting Cyber IT/Cybersecurity Workforce (CSWF)/Information Assurance Technician (IAT) Level II requirements (e.g., Security+ CE, CySA+, CND, GSEC, GICSP, SSCP) or a certification for DCWF 621 - Software Developer (e.g., CSSLP, CISSP, CISSP-ISSAP, CISSP-ISSEP, Security

X/CASP+, SSCP)

• Excellent experience providing support for web-based and Windows-based applications developed using the Microsoft .NET stack (e.g., ASP.NET, C#, MVC, IIS, etc.)
• Excellent experience supporting a Laboratory Information System (LIS) and other Commercial-Off-The-Shelf (COTS) and Government-Off-The-Shelf (GOTS) software products
• Excellent experience supporting development, sustainment, integration, modernization, and troubleshooting of applications
• Above average experience supporting Graphical User Interface (GUI) development using various technologies (e.g., Visual Studio, .NET MVC framework, Kendo UI, JavaScript, HTML, AJAX, ASP, CMS platforms, SQL Server, MySQL)
• Experience coordinating closely with system administrators, database administrators, cybersecurity personnel, application teams, vendors, and mission stakeholders
• Experience designing, developing, and maintaining Artificial Intelligence (AI) enabled application features
• Experience designing, implementing, and maintaining integrations between multiple software systems using web services, APIs, and HL7 interfaces
• Experience with version control repositories
• Experience developing and maintaining comprehensive technical documentation (e.g., system designs, configuration baselines, interface documentation, Standard Operating Procedures (SOPs))
• Experience supporting a federal agency

• Assignment Location - Joint Pathology Center, 606 Stephen Sitter Ave, Silver Spring, MD 20910
• Sedentary Work - Exerting up to 10 pounds of force occasionally and/or a negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects.
• Typing, communicating, repetitive motions.
• Close visual acuity to prepare and analyze data, view computer monitors and read. May need to view presentation screens and other visual aids in a virtual setting.
• Inside environmental conditions with protection from outside elements.

Active DoD Secret Clearance;
Ability to obtain DoD Top Secret Clearance as needed

• Covers 10 year period and in some instances lifetime events
• OPM Security Investigations Index (SII)
• DOD Defense Central Investigations Index (DCII)
• National Agency Check (NAC) records
• FBI name check
• FBI fingerprint check
• Credit report check
• A check of local law enforcement agencies with jurisdiction over the areas where the applicant has lived, worked, or attended school
• Education check
  - Attendance and Degrees
• Employment verification
  -may include interviews of supervisors and/or co-workers
• Corroboration of unemployment
• May include reference interviews
• May include interviews of the individual, former spouse(s)
• Confirmation of all residences
• Verification of public record information

• Provide software engineering and technical support to ensure full operational capability of JPC application systems
• Maintain and support LIS software and other mission-critical applications across all environments (e.g., development, testing, staging, and production)
• Monitor application health, logs, and performance metrics to identify errors, performance degradation, and anomalous or suspicious activity
• Implement corrective actions, patches, and defect resolutions to maintain system stability and performance
• Design, develop, enhance, and sustain applications using industry best practices and approved development frameworks
• Implement future system enhancements based on evolving mission requirements and stakeholder input
• Provide objective evidence that software design outputs meet specified requirements at each phase of the Software Development Life Cycle (SDLC)
• Integrate machine…