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Mainframe Jobs in Reston, VA (NOW HIRING)

Atria Group LLC

Mainframe Developer

Chantilly, VA · On-site

$50.25 - $64.50/hr

Hogan, COBOL, DB2, JCL, VSAM, Mainframe Utilities NOTE: ONLY US CITIZEN's OR GREEN CARD HOLDERS. Candidate has to work from Chantilly, VA for about 3-4 months and then has to relocate to Tampa, FL ...

System One

Mainframe Engineer

Merrifield, VA · Remote

Mainframe Engineer Location: Vienna, VA Type: Long Term W-2 Contract Compensation: Negotiable Work Model: Hybrid - onsite and remote Hours: 40 hrs a week Security Clearance: None but full background ...

Morgan Stanley

Mainframe CICS Systems Engineer

Mclean, VA · On-site

$49.50 - $63.75/hr

The Mainframe CICS Systems Programmer/Engineer is responsible for all phases of CICS engineering, system and software maintenance, and CICS related operational functions. The candidate must be ...

AMERICAN SYSTEMS

Mainframe System Programmer

Mclean, VA · On-site

$120K - $140K/yr

... on mainframe systems. Supports both OS and hardware upgrades, cloud initiatives, disaster recovery events and the onboarding of new customers. * Provide 24x7/365 remote support services and on ...

AMERICAN SYSTEMS

Mainframe System Programmer

Mclean, VA · On-site +1

$120K - $140K/yr

... on mainframe systems. Supports both OS and hardware upgrades, cloud initiatives, disaster recovery events and the onboarding of new customers. Responsibilities * Provide 24x7/365 remote support ...

Syntricate Technologies

Mainframe Cobol Developer

Mclean, VA · On-site

$49.75 - $63.75/hr

Syntricate Technologies is seeking a Mainframe Cobol Developer to develop COBOL code for application solutions. The role involves unit testing, code reviews, and ensuring quality technical solutions ...

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See Reston, VA salary details

$10

$55

$75

How much do mainframe jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for mainframe in Reston, VA is $55.53, according to ZipRecruiter salary data. Most workers in this role earn between $49.04 and $63.03 per hour, depending on experience, location, and employer.

What is a mainframe?

Mainframes are powerful computers used mainly by large organizations for critical applications, bulk data processing, large-scale transaction processing, and enterprise resource planning. They are known for their reliability, scalability, and security, making them essential for industries like banking, healthcare, and government. Mainframes can handle thousands of users and transactions simultaneously, supporting the core operations of many businesses.

What are the key skills and qualifications needed to thrive as a mainframe developer, and why are they important?

To excel as a Mainframe Developer, a strong background in COBOL, JCL, mainframe operating systems (like z/OS), and database management is essential, often supported by a degree in computer science or a related field. Familiarity with tools such as IBM DB2, CICS, VSAM, and mainframe version control systems is typically required, and certifications like IBM Certified System Programmer can be advantageous. Analytical thinking, problem-solving abilities, and effective communication are important soft skills for identifying issues and collaborating with cross-functional teams. These skills ensure reliable maintenance, development, and modernization of mission-critical legacy systems that support large-scale business operations.

What are some typical challenges faced by mainframe professionals when integrating legacy systems with modern technologies?

Mainframe professionals often encounter challenges when integrating legacy systems with newer technologies, such as ensuring data compatibility, managing security protocols, and minimizing downtime during migration. These tasks require a deep understanding of both the existing mainframe architecture and the modern platforms being introduced. Collaboration with cross-functional teams—including application developers, security specialists, and project managers—is essential to ensure seamless integration and to address potential issues proactively. Staying updated on the latest integration tools and best practices also helps in overcoming these challenges efficiently.

What is the difference between Mainframe vs Mainframe Developer?

AspectMainframeMainframe Developer
Primary RoleMaintains and manages mainframe hardware and systemsDesigns, develops, and tests mainframe applications
Skills & CertificationsKnowledge of mainframe hardware, OS, and basic scriptingProficiency in COBOL, JCL, and mainframe programming languages
Work EnvironmentData centers, enterprise IT departmentsDevelopment teams within mainframe environments
Industry UsageUsed by organizations with legacy systemsDevelops and maintains those legacy systems

While Mainframe professionals focus on maintaining the hardware and system infrastructure, Mainframe Developers specialize in creating and updating mainframe applications. Both roles require knowledge of mainframe environments, but their responsibilities differ significantly within the same industry.

Is mainframe a good career option?

Mainframe careers involve working with large-scale computer systems used by many organizations for critical applications. The role typically requires knowledge of programming languages like COBOL, skills in system maintenance, and certifications such as IBM Certified System Programmer. It offers stable employment opportunities and competitive salaries due to the specialized skill set involved.
More about Mainframe jobs

What are the most commonly searched types of Mainframe jobs in Reston, VA?

The most popular types of Mainframe jobs in Reston, VA are:

What job categories do people searching Mainframe jobs in Reston, VA look for?

The top searched job categories for Mainframe jobs in Reston, VA are:

What cities near Reston, VA are hiring for Mainframe jobs?

Cities near Reston, VA with the most Mainframe job openings:

Mainframe jobs near you
Infographic showing various Mainframe job openings in Reston, VA as of August 2026, with employment types broken down into 51% Full Time, 2% Temporary, and 47% Contract. Highlights an 85% In-person, and 15% Remote job distribution, with an average salary of $115,507 per year, or $55.5 per hour.

Technical IBM Mainframe Applications/Systems Analyst

Arlington, VA • On-site, Remote

rockITdata
IT Services • 11 - 50 employees
Learn more about rockITdataexternal

Full-time

Re-posted yesterday

Job description

Driven by Innovation and built on Trust, rockITdata is a unique SDVOSB services company that partners with leading commercial healthcare/life sciences organizations on cutting edge innovations - think AI, automation and data transformation. We then bring those commercially tested solutions to government entities to deliver predictable, measurable impact for the American taxpayer and consumer.
rockITdata is looking for a Technical IBM Mainframe Applications/Systems Analyst. This role is responsible for the installation, configuration, customization, and ongoing maintenance of mainframe system and ISV software products. This role ensures system stability, performance, and security while supporting business-critical applications running on IBM z/OS environments. This role is remote, Monday - Friday 7:30am- 4:00pm CST
Key Responsibilities:
  • Install, configure, and maintain IBM mainframe operating systems, including IBM z/OS.
  • Perform installation, upgrades, and maintenance of ISV (Independent Software Vendor) products using tools such as SMP/E.
  • Customize system parameters, libraries, and subsystems to meet organizational requirements.
  • Apply maintenance (PTFs, APARs) and perform system IPL planning and execution.
  • Troubleshoot system issues, analyze dumps, and resolve software-related problems.
  • Support storage management processes including DASD, SMS, and DFSMS.
  • Maintain documentation for system configurations, procedures, and changes.
  • Collaborate with application teams, operations, and vendors for problem resolution and enhancements.
  • Participate in on-call rotation and support after-hours maintenance windows.
Requirements:
  • 5+ years of experience in IBM mainframe system programming.
  • Strong experience with:
    • IBM z/OS internals and system components.
    • SMP/E for software installation and maintenance.
    • JCL, TSO/ISPF.
  • Knowledge of system utilities such as IEBCOPY, IDCAMS, IEBGENER.
  • Experience with system IPLs, dump analysis, and problem determination.
  • Strong analytical and troubleshooting skills.
  • Ability to work independently and in a team environment.
  • Excellent documentation and communication skills.
  • Attention to detail and strong organizational skills
  • Bachelor's Degree in Computer Science, Electronics Engineering, or equivalent PLUS 5 Years of experience.
  • Eight (8) years of additional relevant experience may be substituted for education.
  • The ability to pass a Tier 4/HIGH Background Investigation.
Preferred Qualifications
  • Experience with additional IBM subsystems such as: CICS.
  • Familiarity with automation and scheduling tools.
  • Knowledge of disaster recovery and high availability configurations.
  • Experience with mainframe performance tuning and capacity planning.

#LIREMOTE
Here at rockITdata, we are committed to following our 10 Guiding Principles.
Our Guiding Principles define our culture. They're who we are, how we work, and what inspires us to be the best. We empower our people to be themselves and encourage an entrepreneurial way of thinking. In our challenging, fast-paced environment, no day is the same.
Know the Why.
Value People Above All Else.
Transparency to a Fault.
Progress, Not Perfection.
Be Good by Doing Good.
Smart People Can Disagree.
Bend but Don't Break.
Represent Your Brand.
Think Differently.
Be Amazing, Be Fearless, Smile, Have Fun!
Interested in joining something unique? Join us on our rockIT ship as we begin to blast off to the next chapter in our organization!
rockITdata has become aware of a recruitment scam where unauthorized individuals are impersonating rockITdata recruiters, issuing fake job offers, and attempting to setup payment for the job seeker's new hire costs. No one is ever required to complete any monetary transactions before starting employment with rockITdata. Legitimate rockITdata communications only come from @rockitdata.com email addresses and our official Applicant Tracking system, JazzHR (@applytojob.com email addresses). Please refer to our official Careers page at www.rockitdata.com/careers to accurately submit your application with us. You may also verify any suspicious communication by contacting our recruitment team directly through our official email, dreamjob@rockitdata.com.
rockITdata is an equal opportunity employer and is committed to non-discrimination in all employment practices and decisions. All qualified applicants will receive consideration for employment without regard to disability status, veteran status or any characteristic protected by Federal, state, or local law.
rockITdata wants all interested and qualified candidates to be able to use our career site to review and apply for employment opportunities. If you have a disability and need an accommodation to access the application process, please contact us for assistance at dreamjob@rockitdata.com.

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