ZipRecruiter

Log In

1

Mainframe Computer Jobs in Washington (NOW HIRING)

System One

Technology Management I

Washington, DC · Remote

$94.87/hr

Own the target-state design of the client's DevSecOps platform spanning Azure/AKS, AWS, mainframe z ... Bachelor's degree in Computer Science, Computer Engineering, Information Systems, Electrical ...

System One

Technology Management I

Washington, DC · Remote

$94.87/hr

Own the target-state design of the client's DevSecOps platform spanning Azure/AKS, AWS, mainframe z ... Bachelor's degree in Computer Science, Computer Engineering, Information Systems, Electrical ...

USM

Locals and Nearby TL Datastage Developer

Reston, VA · On-site

Able to do analysis and make code changes to the DataStage ETL, Mainframe and Unix jobs. Basic Requirements: Bachelor's degree in Computer Science or Engineering or equivalent working experience At ...

System One

Technology Management I

Washington, DC · Remote

$94.87/hr

Own the target-state design of the client's DevSecOps platform spanning Azure/AKS, AWS, mainframe z ... Bachelor's degree in Computer Science, Computer Engineering, Information Systems, Electrical ...

System One

Technology Management I

Washington, DC · Remote

$94.87/hr

Own the target-state design of the client's DevSecOps platform spanning Azure/AKS, AWS, mainframe z ... Bachelor's degree in Computer Science, Computer Engineering, Information Systems, Electrical ...

HRUCKUS

z/OS Systems Programmer

Annapolis, MD · On-site

... Mainframe experience in a cloud, MFaaS, or hosting environment • Familiarity with federal compliance frameworks (NIST, STIG, RMF) • Bachelor's degree in computer science, Information Systems, or ...

Pace solutions inc

ETL - Talend

Washington, DC · On-site

... Mainframe technologies will be an added advantage Additional Information Thanks and Regards, Amer Khan Pace Computer Solutions Inc. (An Inc. 500 Company) 10500 Little Patuxent Pkwy, Suite 310 ...

Pace solutions inc

ETL - Talend

Washington, DC · On-site

... Mainframe technologies will be an added advantage Qualifications Additional Information Thanks and Regards, Amer Khan Pace Computer Solutions Inc. (An Inc. 500 Company) 10500 Little Patuxent Pkwy ...

Annexa Inc.

Senior Helpdesk Tier II

Washington, DC · On-site

$22.75 - $30.50/hr

... computer peripherals problems. * 11+ years of experience providing second-tier support to end users, server, or mainframe apps/hardware. * 11+ years of experience documenting, tracking, and ...

E Logic

IT Software Developer III

Washington, DC · On-site

$95K/yr

Bachelor's degree in Computer Science, Software Engineering, Information Systems, or related field ... Mainframe development environments * Batch processing systems * Experience with: * CMPlus * IPF

previous page

Showing results 41-60

All JobsMainframe Computer JobsMainframe Computer Jobs in Washington

Mainframe Computer information

What is a mainframe computer?

A Mainframe Computer job typically involves working with large-scale, high-performance computing systems used by enterprises for critical applications such as banking, finance, and healthcare. Responsibilities may include system administration, application development, performance monitoring, and troubleshooting. Professionals in this field often work with mainframe operating systems like z/OS and programming languages such as COBOL, JCL, and REXX. This role requires strong analytical skills and knowledge of legacy systems, as mainframes continue to be integral to many industries.

What are the key skills and qualifications needed to thrive in the mainframe computer position?

To thrive as a Mainframe Computer Operator or Specialist, you need a solid understanding of mainframe hardware, operating systems (such as IBM z/OS), and data center best practices, alongside a degree in computer science or related experience. Familiarity with job scheduling tools (like JCL), monitoring utilities, and expertise in mainframe programming languages (such as COBOL) are commonly required, and certifications such as IBM Certified System Programmer are advantageous. Attention to detail, strong troubleshooting abilities, and excellent communication skills are essential for coordinating with IT teams and resolving system issues. These competencies ensure the reliability, security, and efficiency of mission-critical mainframe systems in large organizations.

What are some common challenges faced by mainframe professionals in day-to-day operations?

Mainframe professionals often face challenges such as managing complex batch job schedules, troubleshooting unexpected system outages, and ensuring data security while dealing with legacy applications. The work requires careful monitoring for performance bottlenecks and rapid response to issues, often during off-hours or on-call rotations. Collaboration with programming, network, and system administration teams is frequent, as mainframe environments are integral to business-critical services. Successfully handling these challenges helps maintain uptime and reliability for the organization’s core operations.

Is a mainframe computer a good career option?

A career as a mainframe computer professional involves maintaining and supporting large-scale enterprise systems, which are critical for industries like finance and government. It requires skills in mainframe operating systems, programming languages such as COBOL, and certifications like IBM Certified Systems Expert. The role offers stability and demand due to the continued reliance on mainframes for mission-critical applications.

Is a mainframe computer still in demand?

Mainframe computers remain in demand for large-scale enterprise applications, especially in banking, finance, and government sectors that require high reliability, security, and processing power. Skilled mainframe professionals with knowledge of COBOL, JCL, and mainframe environments are sought after to maintain and upgrade these systems.

What are jobs in mainframe computer?

Jobs in mainframe computers include roles such as mainframe programmers, system analysts, and operators who maintain, develop, and troubleshoot mainframe systems. These positions often require knowledge of languages like COBOL or PL/I, familiarity with mainframe operating systems such as z/OS, and certifications in mainframe technology. Mainframe professionals work in environments that demand high reliability and security, often following shift schedules to ensure continuous system operation.

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

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

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

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

Mainframe Computer jobs near you
Infographic showing various Mainframe Computer job openings in Washington as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 10% Part Time, 2% Temporary, 6% Contract, and 1% Nights. Highlights an 71% Physical, 2% Hybrid, and 27% Remote job distribution.

IT Specialist Senior - TS required to apply; Washington DC

Bow Wave LLC

Washington, DC • On-site

$95K - $102K/yr

Full-time

Re-posted 20 days ago

Job description

Minimum 8 years experience required
Responsibilities:
The IT Specialist provides support to end users for Personal Computer (PC), server, or mainframe applications and hardware. This role may interact with network services, software systems engineering, and/or applications development to restore service and identify and correct core problems. The IT Specialist simulates or recreates user problems to resolve operating difficulties, recommends systems modifications to reduce user problems, and maintains currency and the highest level of technical skill in the field of expertise.
Key Responsibilities:
  • Provide support to end users for PC, server, or mainframe applications and hardware.
  • Interact with network services, software systems engineering, and/or applications development to restore service and identify and correct core problems.
  • Simulate or recreate user problems to resolve operating difficulties.
  • Recommend systems modifications to reduce user problems and improve overall system performance.
  • Maintain the highest level of technical skill and knowledge in the field of expertise.
  • Troubleshoot and resolve technical issues in a timely and efficient manner.
  • Document and track issues, solutions, and user interactions to ensure comprehensive support records.

Qualifications:
  • Experience in providing technical support for PC, server, or mainframe applications and hardware.
  • Experience with Microsoft 365 Power Platform and SharePoint.
  • Strong problem-solving and troubleshooting skills.
  • Ability to interact with network services, software systems engineering, and applications development teams.
  • Proficient in simulating or recreating user problems to diagnose and resolve issues.
  • Strong communication and interpersonal skills.
  • Ability to recommend and implement systems modifications to reduce user problems.
  • Commitment to maintaining current technical skills and knowledge in the field.

Preferred Skills:
  • Experience with network services and software systems engineering.
  • Knowledge of current IT trends and technologies.
  • Ability to work collaboratively with cross-functional teams.
  • Excellent documentation and record-keeping skills.

Apply