Paul Croarkin Email & Phone Number

Project » U.S. Citizenship and Immigration Services (USCIS), Technical Lead (Sep 2021 – present)Project » U.S. Department of State, Overseas Advisory Council, Architect (Mar 2021 – Aug 2021)Project » Hopper / CODR (Jan 2021 – April 2021), ArchitectProject » National Institutes of Health (NIH), National Heart, Lung, and Blood Institute (NHLBI)/Information Technology and Applications Center – Enterprise Architect (Sep 2019 – Jan 2021)

Bethesda, Md

Solutions Architect for Leidos' task orders under the NHLBI Blanket Purchase Agreement (BPA) which include Business End-to-End, Public Web site, Intranet, and Software Web and Maintenance.Provides consultation services for Leidos' Health Informatics & Infrastructure Solutions group including projects with NIH's electronic Research Administration (eRA) and the Health Resources and Services Administration (HRSA).

SAIC Changed its name to Leidos in October 2013

Bethesda, Md

Technical Director and hands-on Sr Architect / Sr Developer.Lead for ICF's software development contract with NIH's electronic Research Administration (eRA).Tech Lead on ASSISThttps://public.era.nih.gov/assisthttp://grants.nih.gov/grants/ElectronicReceipt/faq_full.htm#assist

Development Team Lead for the eMortgage Delivery system that allows lender partners to electronically deliver loans to Fannie Mae via a RESTful web service. Employed agile methodologies including test driven development to deliver quality software quickly. Achieved over 95% unit test code coverage.Architected, designed, and developed the Document Publishing Service application that schedules the synching of files (via rsync) across UNIX machines.Developed a suite of web… Show more Development Team Lead for the eMortgage Delivery system that allows lender partners to electronically deliver loans to Fannie Mae via a RESTful web service. Employed agile methodologies including test driven development to deliver quality software quickly. Achieved over 95% unit test code coverage.Architected, designed, and developed the Document Publishing Service application that schedules the synching of files (via rsync) across UNIX machines.Developed a suite of web applications that are dynamically “branded” with various partners’ templates and can be rendered in either English or Spanish. Developed the eSyndication application which provided administration functions for the branded applications.Developed the Securities Locator System which indexes documents residing on disparate file systems and databases and provides a unified web search front-end.Launched a consumer education web site developed using WebObjects.Developed a working prototype of a mortgage lending application in WebObjects / Objective-C.Installed and configured CVS and CruiseControl for automated builds. Show less

Re-engineered the Peace Corps Inquiry System to be a web-based intranet/internet application using object-oriented analysis and design techniques. Managed all development, assessed risks, and negotiated schedules. Determined user requirements and recorded them in use-case scenarios. Authored analysis and design documents using UML. Implemented in WebObjects with Objective-C and Java.Developed a client/server timekeeping application that was used daily by over six hundred and fifty… Show more Re-engineered the Peace Corps Inquiry System to be a web-based intranet/internet application using object-oriented analysis and design techniques. Managed all development, assessed risks, and negotiated schedules. Determined user requirements and recorded them in use-case scenarios. Authored analysis and design documents using UML. Implemented in WebObjects with Objective-C and Java.Developed a client/server timekeeping application that was used daily by over six hundred and fifty employees for at least five years. Won an award for the development of this application. Mentored new developers to take on the project’s maintenance.Reviewed equipment bids and negotiated software licensing agreements. Show less

Developed image visualization software using X, Motif, and GL in C++ and C that displayed 2D raster, 2D vector, 3D vector, and raster imagery draped over 3D terrain for the Department of Defense. Developed image exploitation, photogrammetry, image annotation, and graphic file conversion frameworks for the Wings and Edge commercial products.Demonstrated company software products and services at industry trade shows.

Developed war gaming and simulation models using X, Motif, and GL in C for the Department of Defense Joint Chiefs of Staff. Prototyped a new war gaming model based on Silicon Graphics workstations. Demonstrated the prototype in Seoul, S. Korea at the AFCEA trade show.Prototyped and developed the Archival Information System (AIS) for the National Archives. Worked on a large material handling/inventory control system for the Canadian Tire Corporation in Newport, RI.Managed… Show more Developed war gaming and simulation models using X, Motif, and GL in C for the Department of Defense Joint Chiefs of Staff. Prototyped a new war gaming model based on Silicon Graphics workstations. Demonstrated the prototype in Seoul, S. Korea at the AFCEA trade show.Prototyped and developed the Archival Information System (AIS) for the National Archives. Worked on a large material handling/inventory control system for the Canadian Tire Corporation in Newport, RI.Managed computer operations for a 60 person operations center including a VAX 8650, MicroVAX II, various PCs, and assorted peripherals. Show less

Education record

Activities and Societies: First Vice-President, Student Government Association

Education record