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Senior Mainframe Developer Jobs in Hawthorne, CA

Senior plc is an international, market-leading, engineering solutions provider with 19 operating ... Maintains and updates document release and configuration management system on mainframe computer.

Senior plc is an international, market-leading, engineering solutions provider with 19 operating ... Maintains and updates document release and configuration management system on mainframe computer.

Data Architect

Long Beach, CA · On-site

$67 - $86.25/hr

Working with our other architects and engineering leads to build data security, management and ... Interfaces extensively with the client's senior management team (e.g., the IT Directors) on ...

Data Architect

Long Beach, CA · On-site

$67 - $86.25/hr

Working with our other architects and engineering leads to build data security, management and ... Interfaces extensively with the client's senior management team (e.g., the IT Directors) on ...

Data Architect

Long Beach, CA · On-site

$67 - $86.25/hr

Working with our other architects and engineering leads to build data security, management and ... Interfaces extensively with the client's senior management team (e.g., the IT Directors) on ...

Showing results 21-28

Senior Mainframe Developer information

See Hawthorne, CA salary details

$39

$58

$67

How much do senior mainframe developer jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for senior mainframe developer in Hawthorne, CA is $58.61, according to ZipRecruiter salary data. Most workers in this role earn between $55.00 and $64.04 per hour, depending on experience, location, and employer.

What is a senior mainframe developer?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.

What are some common challenges faced by senior mainframe developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

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

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What cities near Hawthorne, CA are hiring for Senior Mainframe Developer jobs?

Cities near Hawthorne, CA with the most Senior Mainframe Developer job openings:

Infographic showing various Senior Mainframe Developer job openings in Hawthorne, CA as of June 2026, with employment types broken down into 45% Full Time, 49% Part Time, 3% Temporary, and 3% Contract. Highlights an 83% Physical, 6% Hybrid, and 11% Remote job distribution, with an average salary of $121,915 per year, or $58.6 per hour.

Quality Specialist

Senior plc

Burbank, CA • On-site

$47K/yr

Full-time

Retirement, PTO

This job post has expired today. Applications are no longer accepted.


Job description

Company Description
Who is Senior plc?
Senior plc is an international, market-leading, engineering solutions provider with 19 operating businesses in 11 countries. Traded on the London Stock Exchange, Senior designs and manufactures high-technology components and systems for the worldwide aerospace, defense, land vehicle and power & energy markets.
Senior Aerospace SSP, a division of Senior plc, is the world's largest aerospace high-pressure ducting system supplier. Starting as 'Stainless Steel Products' in 1945, and acquired by Senior plc in 1995, we are vertically integrated with our own foundry, fabrication shop, and ISO-certified engineering lab, allowing us to design, manufacture, and qualify complex ducting systems for space launch, defense, and commercial aerospace applications worldwide.
Why join SSP?
Senior Aerospace SSP is the recognized global leader in high-pressure bleed air ducting systems. We provide "total resource" system solutions for complex ducting requirements, with our components found on most aircraft operating worldwide.
We are committed to the highest standards of ethics, safety, quality, efficiency, and continuous improvement. At SSP, we believe in building strong relationships with our customers, suppliers, and most importantly, our employees. We foster a welcoming, respectful, and inclusive environment with ample opportunities for professional growth. Join us and find your future in a company that values innovation and integrity.
Job Description
Essential Duties and Responsibilities:
Under general supervision, must be able to perform a variety of job duties including, but not limited to:
  • Maintains customer corrective action system status and performs periodic follow up of open items.
  • Performs duties of SSP Corrective Active Coordinator and maintains files, logs and follow-up records related to in-house and vendor corrective actions.
  • Maintains and updates MRB database on System 38 to include rejections, defect codes and costs associated with non-conformance.
  • Maintains and updates document release and configuration management system on mainframe computer.
  • Reviews customer purchase orders to determine product acceptance of all applicable requirements prior to shipping.
  • Reviews work orders, test reports, and inspection reports for accuracy and completeness.
  • Inspects product for any visual defects and, when necessary, records measurement data as required by supervisor or manager.
  • Responsible for reporting non-conformances to immediate supervisor upon discovery.
  • Performs typing, prepares special reports the request of the Quality Assurance Manager.
  • Performs incidental filing tasks as assigned by the Quality Assurance Manager.
  • Follow all Senior policies and procedures.
  • Other duties with the work as assigned.

Qualifications
Education and/or Experience:
  • High School Diploma or General Education Degree; and 3-5 years of related experience and/ or training; or equivalent combination of education and experience.

Required Skills:
  • Language: Must have strong written and verbal communication skills. Must have the confidence to present to groups from all disciplines and levels.
  • Reasoning Ability: Ability to apply common sense understanding to carry out instructions furnished in written, oral, or diagram form. Ability to deal with problems involving a few concrete variables in standardized situations.
  • Mathematical Ability: Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals.
  • Other Abilities: Must have prior experience in with ISO 9001:2000, AS 9000, and NADCAP audits.

Additional Information
Annual Target Salary = $47,840.00
Monday - Friday 7:00am - 4:30pm
Joining our team will provide you with a rewarding career with a tight-knit and collaborative team. You will also enjoy a competitive compensation package that includes a market-led base salary, comprehensive benefits package along with wellness benefits, matching 401K plan and paid time off. Apply today for an opportunity to join our team!
Trade Compliance Statement Access to our facilities is restricted under the International Traffic in Arms Regulations (ITAR) and/or the Export Administration Regulations (EAR) to U.S. Persons (U.S. Citizens, lawful permanent residents, U.S. Nationals, U.S. refugees, asylees, or temporary residents under amnesty provisions ), and to properly licensed foreign persons. Applicants receiving a conditional offer of employment will be required to provide information to determine whether they are subject to these regulations and, if so, to assess their country of chargeability for export control purposes. Additionally, potential employee names will be screened against the Consolidated Screening List (maintained by the United States government) to determine eligibility to receive controlled technical data.
To ensure there is no unexpected delay to your start date with our Company and due to the potential need to obtain an export license, we would like to promptly assess whether such a license is needed to access our facility and/or systems. Such licenses can take several weeks/months to obtain from the U.S. Government. Our Trade Compliance department may reach out to you with a Licensing Assessment form, which we request you kindly complete and return as soon as possible.
Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. EOE M/F/D/V/VEVRAA Federal Contractor