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Unisys Mainframe Jobs (NOW HIRING)

Senior Software Test Engineer

Lanham, MD · Hybrid

$110K - $143K/yr

Experience with IBM Mainframe or Unisys Mainframe applications and operations * Market knowledge of various classes of test automation tools, including low code/code free automated testing tools

Experience with IBM Mainframe or Unisys Mainframe applications and operations * Experience with the following skills will be considered a significant plus: * Hands on experience with technology ...

Experience with IBM Mainframe or Unisys Mainframe applications and operations * Experience with the following skills will be considered a significant plus: * Hands on experience with technology ...

Experience with IBM Mainframe or Unisys Mainframe applications and operations * Market knowledge of various classes of test automation tools, including low code/code free automated testing tools

Experience with IBM Mainframe or Unisys Mainframe applications and operations * Experience with the following skills will be considered a significant plus: * Hands on experience with technology ...

Experience with IBM Mainframe or Unisys Mainframe applications and operations * Experience with the following skills will be considered a significant plus: * Hands on experience with technology ...

COBOL Developer

Albany, NY

$50 - $67.50/hr

Requested Desirable Qualifications: * 5 years experience working directly with COBOL 74 and/or 85 programming on Unisys 2200 series or ClearPath mainframes. * 5 years months experience with system ...

Data Architect

Long Beach, CA · On-site

$67 - $86.25/hr

... as Mainframe to Modern Databases such as Oracle * Design experience on Data Vault, Data Lake and ... Government. Unisys is proud to be an equal opportunity employer that considers all qualified ...

Data Architect

Long Beach, CA · On-site

$67 - $86.25/hr

... as Mainframe to Modern Databases such as Oracle * Design experience on Data Vault, Data Lake and ... Government. Unisys is proud to be an equal opportunity employer that considers all qualified ...

Data Architect

Long Beach, CA · On-site

$67 - $86.25/hr

... as Mainframe to Modern Databases such as Oracle * Design experience on Data Vault, Data Lake and ... Government. Unisys is proud to be an equal opportunity employer that considers all qualified ...

programmer

Albany, NY · On-site

$80K/yr

... Unisys 2200 series or ClearPath mainframes. 2. Minimum 60 months experience utilizing Unisys ECL, TIP and DMS 2200/RDMS. 3. Minimum 60 months experience monitoring production work and performing ...

Senior Developer

Albany, NY · On-site

$120 - $170/hr

Conduct detailed analysis of legacy Unisys COBOL mainframe financial modules * Clarify legacy account structures * Analyze existing legacy Unisys COBOL mainframe batch jobs and workflows to design ...

Technical Architect

Las Vegas, NV · On-site

$63.25 - $76.50/hr

Mainframe (IBM/UNISYS), Open Systems (UNIX/LINUX), Enterprise Databases, Middleware,Web services, Application development platforms, testing tools, HTML, High Availability designs and technologies ...

PA · On-site

$130 - $160/hr

Engages with Unisys business leaders to ensure understanding and support of Cybersecurity strategy ... Deep expertise supporting legacy enterprise computing environments, including ClearPath, mainframe ...

Prof Cobol Developer

Lincoln, NE · On-site

$47.75 - $64.50/hr

Experience with iSeries, Unisys, and/or other mainframe technologies. * Experience with mainframe development languages such as Cobol. * Experience with DB2 and other relational databases

Lead Sr Cobol Developer

Lincoln, NE · On-site

$51.75 - $68.50/hr

Experience with iSeries, Unisys, and/or other mainframe technologies. * Experience with mainframe development languages such as Cobol. * Experience with DB2 and other relational databases

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Unisys Mainframe information

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How much do unisys mainframe jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for unisys mainframe in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

What is a Unisys mainframe?

A Unisys Mainframe job involves working with Unisys mainframe systems, which are used for large-scale enterprise computing. Responsibilities may include system administration, application development, performance tuning, and security management. Professionals in this role often work with Unisys operating systems like OS 2200 or MCP, as well as COBOL, ALGOL, or other legacy programming languages. They ensure the stability, efficiency, and security of mainframe environments for organizations in industries like banking, government, and healthcare.

What does a typical day look like for someone working in a Unisys mainframe role?

A typical day for a Unisys Mainframe professional often involves monitoring system performance, handling incident tickets, performing routine maintenance, and troubleshooting any issues that arise on Unisys mainframe platforms. You may work closely with application developers, database administrators, and network teams to ensure seamless operations and timely resolution of problems. Documentation, reporting, and participation in scheduled upgrades or migrations are also common tasks. This dynamic environment requires excellent attention to detail and the ability to collaborate across teams to support business-critical operations.

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

To succeed as a Unisys Mainframe professional, you need solid experience in mainframe operations, troubleshooting, and programming—ideally with a background in COBOL, OS 2200, and enterprise IT support. Familiarity with Unisys-specific tools, database management systems, and certifications like Unisys Certified Professional can provide a competitive edge. Strong problem-solving skills, collaboration, adaptability, and clear communication are highly valued in this role. These competencies are essential for maintaining mission-critical legacy systems, ensuring reliability, and supporting cross-functional IT initiatives.

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What are the most commonly searched types of Unisys Mainframe jobs?

The most popular types of Unisys Mainframe jobs are:

What states have the most Unisys Mainframe jobs?

States with the most job openings for Unisys Mainframe jobs include:

What job categories do people searching Unisys Mainframe jobs look for?

The top searched job categories for Unisys Mainframe jobs are:

Infographic showing various Unisys Mainframe job openings in the United States as of August 2026, with employment types broken down into 87% Full Time, 1% Part Time, and 12% Contract. Highlights an 79% Physical, 9% Hybrid, and 12% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Senior Software Test Engineer

Peraton

Lanham, MD • Hybrid

$110K - $143K/yr

Full-time

Re-posted 18 days ago


Peraton rating

8.3

Company rating: 8.3 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

52nd of 226 rated it services


Job description

Responsibilities

Peraton is seeking a Senior Software Test Engineer to join our team of qualified, diverse individuals.  The ideal candidate is a senior testing professional who thrives in dynamic environments, provides leadership across Agile, Waterfall, and Hybrid methodologies, and ensures testing excellence through proactive guidance and cross-team collaboration.  

This position supports the IRS Enterprise System Testing (EST) program, which provides comprehensive testing and quality assurance services to ensure mission critical IRS applications are secure, reliable, and ready for deployment.

This position will be in Lanham, Maryland.

Day to Day Roles and Responsibilities: 

  • Conduct functional and/or integration testing of multiple programs in an IBM mainframe, client/server or cloud environment.
  • Proactively identify use cases for test automation within supported projects.
  • Use test automation tools to execute test scripts that validate functional, technical, and performance requirements.
  • Use Government or Contractor-developed documentation to construct test cases with predetermined results and test data to verify program functionality and/or interfaces through assigned systems.
  • Review output to determine whether the test results fulfill the established requirements, and if necessary, notify the responsible programmers, both verbally and in writing, of errors, omissions, and inconsistencies in the programs and/or documentation.
  • Coordinate test activities with project stakeholders.
  • Coordinate work assignments to ensure timely and accurate completion of testing.
  • Train other contractors or government personnel in use of automated testing tools.
  • Lead and oversee testing activities with initiative and accountability, applying deep expertise while guiding others and rapidly adapting to new systems and domains.
Qualifications

Basic Qualifications:

  • Bachelors degree and 8 years of experience or a Masters degree and 6 years of experience or an Associates degree and 10 years of experience or a High School diploma/equivalent and 12 years of experience 
  • Must be a US Citizen or US Permanent Resident (Green card holder- must have 3 or more US residency)
  • Must be able to obtain and maintain an MBI clearance.
  • Demonstrated mastery in software testing, bringing deep expertise and advanced problem-solving capabilities.
  • Experience providing strategic guidance on testing practices across Agile, Waterfall, and Hybrid delivery models, ensuring alignment and quality across diverse project environments.
  • Experience leading and assisting other Test Engineers.
  • Must have knowledge and experience working with and supporting the development of an overall test Plan and tailored test plans for each release.
  • Must have experience preparing comprehensive reports on testing progress/issues and remedial action.
  • Hands-on experience with Jira and Xray, familiarity with Atlassian products, version control and collaborative software such as GitHub
  • Experience using test automation tools such as:
    • Selenium
    • UiPath
    • QTP
    • HP-UFT
    • Rational Functional Teste

Preferred Qualifications: 

  • Current active IRS MBI Clearance strongly preferred
  • Experience working with the federal government
  • Knowledge of current IRS tax administration software applications
  • Experience with IBM Mainframe or Unisys Mainframe applications and operations
  • Market knowledge of various classes of test automation tools, including low code/code free automated testing tools
  • Exposure to wide automation concepts, framework & best practices from industry in automating mainframe and web applications
  • Demonstrated experience in designing & implementing customized test automation frameworks as needed
  • Experience with the following skills will be considered a significant plus:
    • Hands on experience with technology standards such as: Java, Service Oriented Architecture/Web Services, SQL, XML, Agile Testing Methodology and the ability to proactively respond to emerging technology trends
    • Utilization of Test Tools such as: Jmeter, Junit, Parasoft - LoadTest, Selenium Automated Testing, SOAPUI (free version), INFOConnect, Pegasus, UiPath
    • Deep understanding of:  Databricks platform, Medallion architecture (Bronze/Silver/Gold) and PySpark dataframes
    • Familiarity with Accessibility Tools such as: Freedom Scientific JAWS; ZoomText; Dragon Naturally Speaking 
Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.

Target Salary Range$80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.Employment Type: FULL_TIME

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About Peraton

Sourced by ZipRecruiter

At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Herndon, VA, US

Year founded

2017