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Mainframe Computer Jobs in Washington (NOW HIRING)

Mainframe SRE

Upper Marlboro, MD · On-site

$48.50 - $62.50/hr

Bachelor's degree in Computer Science, Information Systems, Engineering, or related field; 5 additional years of relevant experience accepted in lieu of degree * 3+ years of experience in mainframe ...

Data Clerk - High School

Arlington, VA · On-site

$19.50 - $26.25/hr

To maintain student records and schedules and to handle all mainframe computer needs for counselors. Qualifications: * High school diploma or equivalent from an accredited institution (required)

Mainframe - HOGAN

Washington, DC

$55.50 - $71.25/hr

Mainframe - HOGAN Tech Lead Washington DC Good programming experience in COBOL, JCL, VSAM At least ... Khan Pace Computer Solutions Inc. (An Inc. 500 Company) 10500 Little Patuxent Pkwy, Suite 310 ...

Mainframe - HOGAN

Washington, DC · On-site

$55.50 - $71.25/hr

Company Description Mainframe - HOGAN Tech Lead Washington DC Good programming experience in COBOL ... Pace Computer Solutions, Inc. is a registered user of E-Verify All your information will be kept ...

Senior Mainframe Engineer

Vienna, VA · On-site +1

$49.25 - $63.25/hr

Design, implement, maintain, and improve Navy Federal mainframe transaction processing systems ... Bachelor's Degree in Computer Science, Management Information Systems, Information Technology or ...

Logistics/ Special Projects II

MD · On-site +1

$19.25 - $26/hr

Mainframe computer systems and or personal computer (common software used) experience required. Desired Characteristics Physical Demands Work Environment Jet Aviation provides equal employment and ...

Logistics/ Special Projects II

Andrews, MD · On-site

$19.25 - $26/hr

Mainframe computer systems and or personal computer (common software used) experience required. Desired Characteristics Physical Demands Work Environment Jet Aviation provides equal employment and ...

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Mainframe Computer information

What is a Mainframe Computer job?

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, and why are they important?

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.
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:
Infographic showing various Mainframe Computer job openings in Washington as of May 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 91% In-person, 3% Hybrid, and 6% Remote job distribution.

Mainframe Computer Operator

SPN Solutions

Washington, DC • On-site

$26/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago


Job description

Job Title
Mainframe Computer Operator
Job Type
Full-time
Category
Admin/Clerical
Location
WASHINGTON DC - , DC 20401 US (Primary)
Education
High School
Travel
0 - 10%
Job Description
Mainframe Computer Operator: Onsite | Washington, DC | Full Time | Support
About the role: SPN Solutions Inc. is seeking experienced Mainframe Computer Operators to support mission-critical production and data center operations for the U.S. Government Publishing Office (GPO). This role is part of a dedicated onsite team responsible for maintaining uninterrupted mainframe printing and processing services that directly support federal publishing and production operations.
This is a hands-on operational role in a controlled data center and print production environment. Candidates who succeed in this role are dependable, detail-oriented, comfortable working with enterprise-scale printers and mainframe job workflows, and able to perform consistently in a structured shift-based environment.
Place of performance: U.S. Government Publishing Office, NW, Washington, DC 20401 This position is 100 percent onsite. Remote or hybrid work is not available for this role. Shift schedules: [Day shift: 7:00 AM to 3:30 PM ]
8-hour shift, Monday through Friday.
Rate of Pay: $26/hour
Key responsibilities
Mainframe print and output operations
  • Operate and support high-speed laser printers, impact printers, and bursters within a production mainframe environment.
  • Configure printers based on job instructions received from mainframe consoles and Production Control.
  • Load paper, toner, developer, and other consumables to ensure uninterrupted printing operations.
  • Monitor printer status during active production runs and respond promptly to operational needs.
  • Remove completed print jobs, organize output, and stage materials for distribution to customers.
  • Handle and unload boxes of paper and print materials as required for production workflows.
Production Control and job support:
  • Support Production Control activities by submitting, monitoring, and tracking batch jobs using JCL within TSO.
  • Track scheduled jobs and coordinate status updates with Production Control personnel.
  • Ensure proper sequencing and handling of print output aligned with job schedules.

Work area management
  • Maintain a clean, safe, and organized printer and output staging area.
  • Remove empty boxes, toner containers, and excess paper to maintain operational readiness.
  • Notify the recycling room when bins are full or require service.
Supervision and work environment
Work is performed onsite under the direction of the GPO Production Control Lead and Data Center Manager. Operators are expected to follow documented procedures, comply with facility rules, and coordinate closely with Government staff to ensure smooth daily operations.
This role requires comfort working in an industrial-style production environment with active equipment, standing and moving throughout the shift, and handling physical materials.
Performance expectations
  • Consistent, reliable support of mainframe and print operations during assigned shifts.
  • Accurate execution of print jobs and job support activities.
  • Timely and orderly handling of printed output.
  • Professional coordination with Production Control and other onsite personnel.
  • Adherence to Government standards, procedures, and safety requirements.
Required qualifications:
  • Experience operating high-speed laser printers, impact printers, or similar enterprise print equipment.
  • Prior experience in a production print room, data center operations, or enterprise operations environment.
  • Familiarity with mainframe operational support concepts, including job submission or tracking using JCL and TSO.
  • Ability to follow structured procedures and shift-based operational schedules.

Strong attention to detail and ability to manage multiple tasks during active production periods.
  • Ability to work onsite in Washington, DC on a fixed shift schedule.
Physical requirements:
  • Ability to lift and move boxes of paper and print materials.
  • Ability to stand, walk, and work around active equipment for extended periods.
  • Ability to perform hands-on operational tasks throughout the shift.

About SPN Solutions:
SPN Solutions is an 8A Certified (SBA) Small Business that provides IT enterprise solutions, manages large-scale, mission-critical IT programs, and provides mission support services to customers in the Defense, Federal Civilian Government and Commercial sectors. Our values are the standards that inform and inspire all our activities and distinguish us as a corporation. At SPN, we have a corporate culture which fosters creative thinking, respects your contributions, and accepts nothing less than excellence in serving our customers. We demonstrate these core principles daily through our corporate Values and culture. Comprehensive Health, Dental, and Vision plans available for you and your family
  • Premier 401k retirement plan with corporate matching
  • Generous vacation and sick leave plan
  • Company paid Life and AD&D Insurance
  • Company paid Short-Term Disability Insurance
  • Tuition reimbursement for continuing education

SPN Solutions Inc. is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, physical or mental disability, sexual orientation, gender identity, age, marital status, medical condition, veteran status, or any other factor determined to be unlawful by federal, state, or local statutes. SPN Solutions Inc. will treat all employees equally with respect to compensation; opportunities for advancement, including upgrading, promotion and transfer, and all other terms and conditions of employment.