Mainframes jobs in Washington

Job Description Location: Mclean, VA Duration: contract or full time Responsibilities Analyze, design, and document Business Requirements; prepare functional specifications, System Module Specification documents. Prepare Testing Strategy, Technical design, unit test plans, and System Integration Tes

ROLE: - Middleware Engineer LOCATION: - Phoenix, AZ / Charlotte, NC (Onsite - Hybrid) DURATION: - Long term contract Summary We are seeking a strong engineer for our Middleware/API engineering team. This team is responsible for building the Customer facing Omni Channel Services. Principal duties and

Job ID: 2610021 *Location:** Arlington, VA, US *Date Posted:** 2026-03-09 *Category:** Information Technology *Subcategory:** IT Systems Engineer *Schedule:** Full-Time *Shift:** Day Job *Travel:** No *Minimum Clearance Required:** None *Clearance Level Must Be Able to Obtain:** Public Trust *Potent

Position-Mainframe Developer Duration-Contract Location- McLean, VA Jd • Develop COBOL code for application solutions based on technical program specifications utilizing Key and/or Netron Fusion. • Must have working knowledge and hands on exp of SAS • Perform unit testing of application software mod

TekWissen provides a unique portfolio of innovative capabilities that seamlessly combines clients insights, strategy, design, software engineering and systems integration. Our tightly integrated offerings are tailored to each clients requirements and span the services spectrum from Application Devel

## **Introduction** OPEN TO ALL QUALIFIED APPLICANTS This is a position specific recruitment. The resulting certified eligible list may be used to staff several current and future vacancies for this position/function only. *This is a Management Service position, and serves at the pleasure of the App

*Great Hill Solutions, LLC** is part of the **Seneca Nation Group (SNG)** portfolio of companies**. SNG** is Seneca Holdings' federal government contracting business that meets mission-critical needs of federal civilian, defense, and intelligence community customers. Our portfolio comprises multiple

Dice is the leading career destination for tech experts at every stage of their careers. Our client, Apex Systems, is seeking the following. Apply via Dice today! *Job#: 3028802** *Job Description:** *We are hiring a Business Analyst!** *Role** : Business Analyst *Supporting** : Large Financial Serv

*Job Description** *JOB SUMMARY:** Provides application development leadership for the implementation of key technology initiatives that drive Marriott International's GraphQL Platform strategy in a fast-paced, mission critical environment. This role will be responsible for building and advancing Ma