Key Clients

Department of the Army

DASA Environmental, Safety, & Occupational Health (ESOH)

Department of Homeland Security

Office of Grants and Training (G&T)

FEMA National Training and Exercise Division (FEMA/NTED)

Center for Domestic Preparedness (FEMA/CDP)

Office of Infrastructure Preparedness (NPPD/OIP)

Department of the Treasury

Internal Revenue Service (IRS)

Department of Education

Office of the Chief Financial Officer (OCFO)

Department of Health & Human Services

Assistant Secretary for Financial Resources (ASFR)

National Institutes of Health (NIH)

Administration for Healthcare Research and Quality (AHRQ)

Administration for Children & Families (ACF)

Department of State

U.S. Aid (USAID)
- Pakistan
- Macedonia

Certifications

CMMI Level 3 logo

Plexus was originally appraised at CMMI Level 3 in August 2005, and was recertified in September 2007 and May 2009.
Quality processes encompass all on-site and off-site operations performed by Plexus staff, suppliers, and subcontractors.
Customer evaluation, verification, validation, and acceptance are an integral part of the Plexus quality process.

Custom Application Development

Image depicting application development

We offer a full range of software development and support services for custom designed solutions to precisely meet your business needs and add value to your organization through cost savings and efficiencies, and improved service delivery. We have expertise in creating web based solutions including content, learning, and knowledge management systems and integrate with major systems including Oracle, SharePoint, Plateau, and Documentum. We work with our clients to assess their program goals and then deliver innovative solutions to achieve those goals while adhering to industry-certified processes and methodologies.

Whether you are developing a stand-alone application or implementing an enterprise-wide solution, we incorporate our proven full-life-cycle development methodology following CMMI Level 3 processes to ensure project success. Our complete, end-to-end services include:

  • Requirements Analysis and Definition
  • Software Design and Development
  • Database Design and Development
  • Full Range of Testing Services, including Verification, Validation and Regression Testing
  • Implementation and Deployment
  • Application Hosting
  • Application Maintenance and Ongoing Support
  • Training and Help Desk Support

Areas of Specialty

  • Web-based systems integration
  • Web portal development
  • Content management systems
  • Taxonomy design, XML publishing solutions/topic maps
  • Document management applications
  • Federal Enterprise Architecture compliant systems

Examples of Our Web Development Work

First Responder Training Dept. of Homeland Security

JSP, CSS, JavaScript, AJAX Oracle DB, MSSQL

IRS Language Services (IRS Intranet)

HTML, CSS, JavaScript

Defense ESOH Network (DENIX)

Oracle Portal, Java Portlets, JSP, Oracle DB, PL/SQL

Defense ESOH Network (DENIX) Design Update Concept

Oracle Portal, Java Portlets, JSP, Oracle DB, PL/SQL

Plexus Scientific

HTML, CSS, JavaScript

Asst. Secretary of the Army (I&E)

HTML, CSS, JavaScript