Senior Java Developer with Mainframe
Senior Java Developer with Mainframe We are seeking a Sr. Java Developer to support our Internal Revenue Service (IRS) Master File project. The Sr. Java Developer will provide development and testing of software applications on an enterprise server platform, which may include conducting systems analysis, design, development, testing, installation and documentation in support of new or existing software products within Internal Revenue Service (IRS) organizational components.
Job Responsibilities: The Sr Java Developer will have the following responsibilities:
- Create, update, unit test, and maintain IBM COBOL programs
- Update documentation such as Functional Specification Packages (FSPs) or Program Requirements Packages (PRPs) and/or Visio diagrams, and/or spreadsheets as needed
- Track requirements and create/execute unit test cases
- Write, analyze, review and/or provide comments on documentation such as Unified Work Requests (UWR), UWR responses and Internal Revenue Manuals (IRM), Interface Control Documents (ICD) Computer Operator Handbooks (COH)
Rewrite programs, using workflow chart and diagram, and applying knowledge of computer capabilities, tax processing subject matter expertise, and symbolic logic.
Perform or direct the revision, repair, or expansion of existing programs to increase operating efficiency or adapt to new requirements
Consult with managerial, engineering, and technical personnel to clarify program intent, identify problems, and suggest changes
Perform systems analysis and programming tasks to maintain and control the use of computer systems software
Compile and write documentation of program development and subsequent revisions, inserting comments in the coded instructions so others can understand the program
Prepare detailed workflow charts and diagrams that describe input, output, and logical operation, and convert them into a series of instructions coded in a computer language
Consult with and assist testers in the development, SAT and FIT environments
Qualifications:
- Bachelor's Degree from an accredited college or university required. An additional four (4) years of related experience may substitute for degree
- At least five (5) years of related experience required
- Experience designing and implementing Java 8 (or newer) or JEE solutions with a focus on Mainframes, JCL, Java Batch and business rules
- Experience using modern development methodology including Agile and continuous integration
- Experience with Lambda expressions and Generics
- Understanding of design patterns, SOA principles, and core Java APIWorking knowledge of web services, service discovery protocol, messaging protocols (REST, RPC, WS-*, SOAP etc.), schema design and JMSStrong interpersonal, communication, and writing skills
- Experience in planning and accomplishing goals and complicated tasks and providing consultation on complex projects as a top-level contributor or specialist
- Experience developing solutions integrating and extending GOTS and COTS products
- Experience with performance tuning and optimization of service-based Framework infrastructure and services
Preferred qualifications include:
- Knowledge of Assembler Language (ALC) software applications on a mainframe platform
- Knowledge of Job Control Language (JCL)
- Experience working with big data
- Familiar with IBM Database (DB2)/Structured Query Language (SQL) development
- Familiar with ENDEVOR, a software change/release management tool
- Experience working in and a general understanding of Red Hat Linux OSExperience in performance tuning and Clustering JEE application based platform for Enterprise system (I.E. Tomcat, Weblogic, EAP, Websphere, etc.)Experience with Drools Business Rules Management System
- Experience in designing, implementing, and tuning JBoss products (EAP/EWS, BRMS, Fuse, Fuse SW, JDG, JDV, JON)
Experience in designing, implementing, and tuning products that are similar in concept to the JBoss Middleware stack, such as iLog, Tibco, Weblogic, Websphere, etc.
Experience in implementing SOABackground in managed file transfer, XML Gateway and various transport protocols (FTP, SFTP, HTTPS, TLS etc.)Experience using Rational Team Concert client and Rational Suite.
Experience with IRS Enterprise Life Cycle (ELC), Enterprise Architecture and IRS policies, procedures, and strategies
Experience developing Framework infrastructure and services within one of the SOA design patterns
Experience working with Java Sprint technology including Spring JPA and Spring Batch
Physical Requirements:
- · Work is performed in a general office environment.
- Additional Requirements as Per Contract / Client
- Candidates must meet requirements to obtain and maintain an IRS Minimum Background Investigation (MBI) clearance (active IRS Moderate Risk MBI clearance is a plus).Candidates must be a US Citizen or a Legal Permanent Resident (Green Card status) for 3 years and be Federal Tax compliant.