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Mainframe Tester Jobs in Virginia (NOW HIRING)

System One

Performance Tester

Mclean, VA · On-site

Familiarity with mainframe and web-based performance systems. REQUIREMENTS * Experience with performance testing and system tuning. * Proficiency with LoadRunner or similar performance testing tools.

System One

Performance Tester

Mclean, VA · On-site

Familiarity with mainframe and web-based performance systems. REQUIREMENTS * Experience with performance testing and system tuning. * Proficiency with LoadRunner or similar performance testing tools.

Morgan Stanley

Mainframe CICS Systems Engineer

Mclean, VA

$49.50 - $63.75/hr

... testing, application releases, and ongoing monitoring and support for over 3,000 production ... The Mainframe CICS Systems Programmer/Engineer is responsible for all phases of CICS engineering ...

1 point system

Manual Tester

Richmond, VA · On-site

Experience with Mainframe and DB2 testing preferred. * Strong experience in data conversion, mapping rules, validation, ETL design, and programming logic. * Experience with IBM Cognos or similar ...

Beyond SOF

Systems Analyst 3

Richmond, VA · On-site

Experience with Mainframes, DB2 is preferred. Proficiency needed in coordination, direction and procedures for all testing phases of a multi-vendor, large scale software system Responsible for all ...

Beyond SOF

Systems Analyst 3

Richmond, VA · On-site

$95 - $130/hr

Experience with Mainframes, DB2 is preferred. Proficiency needed in coordination, direction and procedures for all testing phases of a multi-vendor, large scale software system Responsible for all ...

CYNET SYSTEMS

Sr. SDET Tester

Reston, VA · On-site

$70 - $75/hr

... Linux, UNIX, Mainframe) and technologies (.Net, Web technologies, etc.). * Ability to work ... Guide and mentor team of testers in support of the projects and day-to-day testing effort.

Ethereum Technologies LLC

COBOL DEVELOPER

Glen Allen, VA · On-site

$80 - $100/hr

Experience with modern mainframe development and testing tools ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring ...

Scalence L.L.C.

Software Developer II

Herndon, VA · On-site

... coding, testing, and debugging of custom solutions. • Document solutions and specifications ... mainframe environment utilizing COBOL/JCL/PROCS, TSO, ISPF, and SDSF required • Experience ...

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Mainframe Tester information

See Virginia salary details

$19

$43

$69

How much do mainframe tester jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for mainframe tester in Virginia is $43.13, according to ZipRecruiter salary data. Most workers in this role earn between $33.12 and $51.97 per hour, depending on experience, location, and employer.

What is a mainframe tester?

A Mainframe Tester is responsible for testing applications running on mainframe systems to ensure their functionality, reliability, and security. They create and execute test cases, validate data processing, and identify defects in mainframe applications. They work with technologies like COBOL, JCL, DB2, and CICS to test batch and online processes. Their role is critical in industries like banking, insurance, and healthcare, where mainframes handle large-scale transaction processing. The tester collaborates with developers and business analysts to ensure the applications meet business requirements.

What are the typical responsibilities and daily tasks of a mainframe tester?

Mainframe Testers are primarily responsible for designing, developing, and executing test cases on mainframe applications to ensure their accuracy and performance. On a daily basis, you might review requirements, create test data, identify defects, and work closely with developers to resolve coding issues. The role often involves collaborating with business analysts and system architects to understand the application's functionality and ensure compliance with business and technical standards. Mainframe Testers frequently use specialized testing tools and may participate in both manual and automated testing cycles. This collaborative and detail-oriented environment helps ensure high-quality and reliable mainframe systems for the organization.

What are the key skills and qualifications needed to thrive in the mainframe tester position, and why are they important?

A Mainframe Tester needs strong analytical abilities, proficiency in mainframe environments (such as IBM z/OS), and knowledge of programming languages like COBOL, JCL, and SQL, often supported by a degree in computer science or a related field. Experience with test automation tools (e.g., IBM Rational, CA tools), debugging utilities, and relevant certifications like ISTQB can be highly beneficial. Excellent problem-solving skills, attention to detail, teamwork, and effective communication help testers excel in cross-functional teams. These skills and qualities are crucial for ensuring reliability, compliance, and performance of mission-critical mainframe systems in large organizations.

What are popular job titles related to Mainframe Tester jobs in Virginia?

For Mainframe Tester jobs in Virginia, the most frequently searched job titles are:

What job categories do people searching Mainframe Tester jobs in Virginia look for?

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Mainframe Tester jobs near you
Infographic showing various Mainframe Tester job openings in Virginia as of August 2026, with employment types broken down into 70% Full Time, 24% Part Time, and 6% Contract. Highlights an 57% Physical, 2% Hybrid, and 41% Remote job distribution, with an average salary of $89,714 per year, or $43.1 per hour.

Performance Tester

System One

Mclean, VA • On-site

Other

Medical, Dental, Vision, Life, Retirement

Posted 9 days ago

Job description

Job Title: Performance Tester
Location: New Carrolton, MD
Type: Contract-to-Hire
Work Model: Onsite
Security Clearance: IRS MBI is preferred
Contact: Crystaldinnocenti@systemone.com
RESPONSIBILITIES

  • Experience with performance testing and system tuning to ensure applications meet scalability requirements.
  • Experience with LoadRunner for designing, executing, and analyzing performance tests.
  • Skilled in bottleneck analysis and establishing performance baselines.
  • Understanding of Service Level Agreements (SLA''S), Key Performance Indicators (KPIs), and non-functional requirements; translating them into testing objectives.
  • Experience producing forecasts and workload projections based on trend analysis and historical data.
  • Knowledge of cloud performance testing (AWS, Azure).
  • Strong skills in analyzing test results and findings to provide actionable recommendations.
  • Experience with capacity planning frameworks and building performance models to anticipate future growth and demand.
  • Familiarity with monitoring tools for performance testing, such as AppDynamics or Splunk, to identify and analyze bottlenecks.
  • Familiarity with mainframe and web-based performance systems.
REQUIREMENTS
  • Experience with performance testing and system tuning.
  • Proficiency with LoadRunner or similar performance testing tools.
  • Ability to analyze performance data and provide insights.
  • Knowledge of cloud performance testing environments such as AWS and Azure.
  • Strong analytical skills to evaluate test results and performance baselines.
  • Experience with capacity planning and performance modeling.
  • Familiarity with monitoring tools like AppDynamics or Splunk.
  • Understanding of SLAs, KPIs, and non-functional requirements.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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Ref: #851-Rockville-S1

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About System One

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System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US

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