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Live In Mainframe Security Engineer Jobs in Oklahoma

Mainframe Developer

Tulsa, OK · Hybrid

$44.75 - $57.50/hr

Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Mainframe Developer ,you will have the ability to share new ideas and ...

Software Engineer Principal - Mainframe

Ponca City, OK · On-site +1

$105K - $141K/yr

We are all united in delivering the best experience for our customers. We work together each day to ... As a Software Engineer Principal-Mainframe within PNC's C/IB organization, you will be based in ...

In this role, you will be responsible for ensuring that Rubrik's products and services are designed ... collaborate with Engineering to embed security into every phase of the development process.

Senior Endpoint Security Engineer

Oklahoma City, OK · On-site

$106K - $145K/yr

Success in this role meansmaintaining a resilient endpoint ecosystem-devices that are secure by ... Partner with Desktop Engineering, IT, and Cloud Security teams to ensure cohesive endpoint and ...

EnerSys is a global leader in stored energy solutions for industrial applications. We have over ... Job Purpose The Application Security Engineer is responsible for strengthening the security of our ...

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Showing results 1-20

Live In Mainframe Security Engineer information

What are the key skills and qualifications needed to thrive as a Live In Mainframe Security Engineer, and why are they important?

To thrive as a Live In Mainframe Security Engineer, you need a robust understanding of mainframe systems, cybersecurity principles, and typically a degree in computer science or a related field. Familiarity with tools like RACF, ACF2, or Top Secret, and relevant certifications such as CISSP or CISM, are commonly required. Strong problem-solving skills, attention to detail, and the ability to communicate complex security issues clearly are standout soft skills in this role. These skills and qualifications are essential to safeguard critical enterprise data, maintain regulatory compliance, and ensure reliable system operations.

What are Live In Mainframe Security Engineers?

Live In Mainframe Security Engineers are IT professionals who specialize in securing mainframe computer systems, often residing on-site or being readily available to manage security concerns around the clock. Their duties include monitoring for threats, managing access controls, patching vulnerabilities, and ensuring compliance with security policies on mainframe platforms. These engineers play a critical role in protecting sensitive data and maintaining the integrity and availability of essential business systems that rely on mainframes.

How does a Live In Mainframe Security Engineer typically collaborate with IT and compliance teams to ensure system security?

A Live In Mainframe Security Engineer works closely with IT operations, application developers, and compliance officers to maintain robust security protocols for mainframe systems. This collaboration often involves conducting regular security assessments, coordinating on access control implementations, and ensuring compliance with regulatory standards such as PCI DSS or SOX. The role requires strong communication skills to translate complex security requirements into actionable tasks for different teams. Regular meetings and joint incident response exercises help ensure everyone is aligned in protecting critical enterprise data.
What are popular job titles related to Live In Mainframe Security Engineer jobs in Oklahoma? For Live In Mainframe Security Engineer jobs in Oklahoma, the most frequently searched job titles are:
What job categories do people searching Live In Mainframe Security Engineer jobs in Oklahoma look for? The top searched job categories for Live In Mainframe Security Engineer jobs in Oklahoma are:
What cities in Oklahoma are hiring for Live In Mainframe Security Engineer jobs? Cities in Oklahoma with the most Live In Mainframe Security Engineer job openings:
Infographic showing various Live In Mainframe Security Engineer job openings in Oklahoma as of June 2026, with employment types broken down into 40% Full Time, 57% Part Time, and 3% Contract. Highlights an 84% Physical, 5% Hybrid, and 11% Remote job distribution.
Mainframe Developer

Mainframe Developer

Deloitte

Tulsa, OK • Hybrid

$44.75 - $57.50/hr

Other

Posted 4 days ago


Deloitte rating

8.0

Company rating: 8.0 out of 10

Based on 89 frontline employees who took The Breakroom Quiz

71st of 146 rated financial services


Job description

Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Mainframe Developer,you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. The Project Delivery Talent Model is designed for professionals with specialized skills that align to a current client need. Team members focus on delivering services to clients, without additional expectations related to business development or promotion. Their employment is tied to their role on a project, and they are eligible for a benefits package that is competitive for project delivery-focused professionals.

Work you'll do/Responsibilities  

  • Responsible for the daily development, maintenance, and support of the mainframe health claims applications.
  • Develop, test, and deploy code changes for claims processing systems based on technical specifications.
  • Monitor daily batch jobs and resolve ABENDs within defined SLA timelines.
  • Assist in unit and integration testing of new healthcare compliance updates.
  • Maintain accurate technical documentation and runbooks for the Operate team.

The Team 

Our AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate integrated/verticalized sector solutions in software, data, AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for business advantage, transforming mission-critical operations. We enable clients to stay ahead with the latest advancements by transforming engineering teams and modernizing technology & data platforms. Our delivery models are tailored to meet each client's unique requirements.

Engineering as a Service provides complete design, implementation, and technology operations, leveraging our core engineering expertise. We transform engineering teams, modernize technology, and deliver complex programs with a product engineering approach. Our flexible delivery models-traditional teams, pools, or pods-are tailored to each client's needs, offering engineering-led advisory, implementation, and operational capabilities to accelerate innovation.

Recruiting for this role ends on July 1st, 2026

Qualifications 

 Required 

  • 4+ years of experience in software, systems, or embedded engineering
  • 4+ years of experience in Mainframe application development (COBOL, JCL, DB2).
  • Experience with incident and change management processes (e.g., ServiceNow).
  • Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
  • Limited immigration sponsorship may be available
  • Ability to travel 10%, on average, based on the work you do and the clients and industries/sectors you serve

Qualifications 

 Preferred  

  • Experience in the healthcare/insurance domain

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $74,900.00-$147,600.00.


Qualifications:

Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Mainframe Developer,you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. The Project Delivery Talent Model is designed for professionals with specialized skills that align to a current client need. Team members focus on delivering services to clients, without additional expectations related to business development or promotion. Their employment is tied to their role on a project, and they are eligible for a benefits package that is competitive for project delivery-focused professionals.

Work you'll do/Responsibilities  

  • Responsible for the daily development, maintenance, and support of the mainframe health claims applications.
  • Develop, test, and deploy code changes for claims processing systems based on technical specifications.
  • Monitor daily batch jobs and resolve ABENDs within defined SLA timelines.
  • Assist in unit and integration testing of new healthcare compliance updates.
  • Maintain accurate technical documentation and runbooks for the Operate team.

The Team 

Our AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate integrated/verticalized sector solutions in software, data, AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for business advantage, transforming mission-critical operations. We enable clients to stay ahead with the latest advancements by transforming engineering teams and modernizing technology & data platforms. Our delivery models are tailored to meet each client's unique requirements.

Engineering as a Service provides complete design, implementation, and technology operations, leveraging our core engineering expertise. We transform engineering teams, modernize technology, and deliver complex programs with a product engineering approach. Our flexible delivery models-traditional teams, pools, or pods-are tailored to each client's needs, offering engineering-led advisory, implementation, and operational capabilities to accelerate innovation.

Recruiting for this role ends on July 1st, 2026

Qualifications 

 Required 

  • 4+ years of experience in software, systems, or embedded engineering
  • 4+ years of experience in Mainframe application development (COBOL, JCL, DB2).
  • Experience with incident and change management processes (e.g., ServiceNow).
  • Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
  • Limited immigration sponsorship may be available
  • Ability to travel 10%, on average, based on the work you do and the clients and industries/sectors you serve

Qualifications 

 Preferred  

  • Experience in the healthcare/insurance domain

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $74,900.00-$147,600.00.


Education:Bachelor's DegreeEmployment Type:

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