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Contract Mainframe Jobs in Washington (NOW HIRING)

USM

IBM BPM Developer - Contract to hire

Mclean, VA · On-site

Mclean, VA- Must relocate to work on site Contract Length: 6m+- could have potential to convert ... DB2 mainframe, IBM SOA, IBM rules engine, IBM BPM Business process designer, Business integration ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

Peraton

Senior Test Automation Engineer

Lanham, MD

$80K - $128K/yr

Design, develop, and maintain automated test frameworks and scripts for mainframe and web ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Peraton

Senior Test Automation Engineer

Lanham, MD

$80K - $128K/yr

Design, develop, and maintain automated test frameworks and scripts for mainframe and web ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

Peraton

Senior Test Automation Engineer

Lanham, MD · On-site

$80K - $128K/yr

Design, develop, and maintain automated test frameworks and scripts for mainframe and web ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

System One

Senior Application Engineer

Vienna, VA · Remote

Multiyear Contract Description Design, develop, and optimize software applications that bridge ... Expertise in mainframe programming languages and development tools such as JCL, COBOL, DB2 and IBM ...

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Contract Mainframe information

What is a contract mainframe?

A Contract Mainframe job involves working on mainframe computer systems under a temporary or project-based contract. Professionals in this role typically handle tasks such as system maintenance, COBOL programming, database management, and performance optimization. These roles are common in industries like banking, healthcare, and government, where legacy mainframe systems are critical. Contractors may work remotely or on-site, depending on the employer's needs.

What do contract mainframe professionals do?

Contract Mainframe professionals are often brought in to support or upgrade legacy mainframe systems, handle batch processing jobs, develop and maintain COBOL programs, or assist with system integration initiatives. These roles typically involve troubleshooting critical issues, optimizing system performance, and working closely with other IT and business teams to ensure that mainframe operations align with organizational goals. Contractors may also be involved in mainframe migrations to modern platforms or data center consolidations. The work environment is often fast-paced and project-driven, requiring adaptability to rapidly changing requirements and timelines.

What skills and qualifications are needed for a contract mainframe?

To thrive as a Contract Mainframe professional, you need strong experience in mainframe technologies such as COBOL, JCL, CICS, and DB2, supported by a degree in computer science or a related field. Familiarity with tools like IBM z/OS, TSO/ISPF, and debugging or performance analysis software, as well as certifications like IBM Certified System Programmer, are highly beneficial. Excellent problem-solving abilities, communication skills, and adaptability stand out in this role due to the dynamic nature of contract engagements. These competencies are crucial for efficiently maintaining legacy systems, ensuring business continuity, and collaborating with IT and business stakeholders.

What are the most commonly searched types of Mainframe jobs in Washington?

The most popular types of Mainframe jobs in Washington are:

What are popular job titles related to Contract Mainframe jobs in Washington?

For Contract Mainframe jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Contract Mainframe jobs in Washington look for?

The top searched job categories for Contract Mainframe jobs in Washington are:

What cities in Washington are hiring for Contract Mainframe jobs?

Cities in Washington with the most Contract Mainframe job openings:

Contract Mainframe jobs near you
Infographic showing various Contract Mainframe job openings in Washington as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution.

Sr. Application Engineer

ARL Incorporated

Germantown, MD • On-site

Full-time

Re-posted 3 days ago

Job description

Job Title: Sr. Application Engineer

Status: Exempt

Essential Functions

Analyzes and studies complex business and system requirements. Designs software applications and subsystems to support software reuse and domain analyses and manages their implementation. Translates detailed design into Computer program-coded instructions. Tests, debugs, and refines programs to produce desired results. Revises programs to make enhancements, reduce operating time, or improve efficiency. Monitors system logs to ensure optimal system performance and resolution of errors. Ensures all software is patched and meets cyber security requirements.

Provides phone as well as email support to users in the areas of applications developed under this contract. Serves as the initial point of contact for fulfilling service requests and resolve unplanned service interruptions provides necessary documentation including updating existing or creating new standard operational procedures, block diagrams, logic flows, interconnection specifications, release documents, IT service management tickets and user communications. Provides reliable software development level of effort and schedule.

Job Specifications

General experience includes increasing responsibilities in software engineering, operating systems (i.e., Windows, Linux, Oracle) basic understanding of system networking (i.e., firewall, ports, protocols, F5 Global Traffic Manager, Cryptographic Network Protocols, Secure File Transfers, Public Key Infrastructure), cyber security, and database development activities. Ability to multi-task work across different applications.

Education

Minimum of a Bachelor’s degree or 5 years of experience in lieu of degree

Experience

Experience managing or performing software engineering activities for Human Capital/Financial systems. Specialized experience includes demonstrated experience working with Structured Query Language (SQL), and third/fourth generation languages (i.e., Cold Fusion, Visual COBOL, Java, C, C++, and C#) in the design and implementation of financial systems, client/server knowledge, and using large-scale database management systems categorized as “mission critical” and “High Value Asset” designations. Demonstrated ability to communicate orally and in writing and a positive customer service attitude while working in a fast-paced environment.

*Candidates with experience in any of the following title are encourage to apply: Sr. Mainframe Systems Analyst (COBOL/JCL/DB2); Mainframe Programmer; Systems Analyst; Application Support Analyst; Batch/Production Support*