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Live In Mainframe Security Engineer Jobs (NOW HIRING)

Mainframe Developer

Johnston, RI · On-site

$49.25 - $63.25/hr

ClifyX is seeking a Mainframe Developer with strong expertise in Mainframe and data masking. The role involves analyzing existing COBOL and JCL jobs, understanding VSAM and QSAM files, and ...

COBOL/Mainframe Developer

Albany, NY · On-site

$48.75 - $62.50/hr

Extensive experience in COBOL and JCL programming on IBM mainframe environments, specifically with z/OS versions 4.2.0 and 3.2. * Proficient in working with VSAM file structures for data storage and ...

... programmers and administrators. • Provide expert-level technical guidance on z/OS systems, Mainframe storage, networking, security, and automation. • Drive best practices in Mainframe System ...

We are looking for a seasoned Software Engineer who has navigated complex production mainframe ... Familiarity with network security protocols (TLS, SSH, IPSEC) and their use in mainframe ...

We are looking for a seasoned Software Engineer who has navigated complex production mainframe ... Familiarity with network security protocols (TLS, SSH, IPSEC) and their use in mainframe ...

Mainframe, Network Systems Programmer

$56.25 - $71.75/hr

... security concepts specific to mainframe. * Ability to program in TSO/REXX or SAS for SMF record ... Mainframe Network Engineering will be supporting a firmwide initiative to enable encryption for all ...

Showing results 41-60

Live In Mainframe Security Engineer information

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$23K

$139.6K

$174.5K

How much do live in mainframe security engineer jobs pay per year?

As of Aug 6, 2026, the average yearly pay for live in mainframe security engineer in the United States is $139,599.00, according to ZipRecruiter salary data. Most workers in this role earn between $116,000.00 and $160,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a live in mainframe security engineer?

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 is a live in mainframe security engineer?

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 cities are hiring for Live In Mainframe Security Engineer jobs? Cities with the most Live In Mainframe Security Engineer job openings:
What are the most commonly searched types of Mainframe Security Engineer jobs? The most popular types of Mainframe Security Engineer jobs are:
What states have the most Live In Mainframe Security Engineer jobs? States with the most job openings for Live In Mainframe Security Engineer jobs include:
Infographic showing various Live In Mainframe Security Engineer job openings in the United States as of June 2026, with employment types broken down into 100% Full Time. Highlights an 84% Physical, 4% Hybrid, and 12% Remote job distribution, with an average salary of $139,599 per year, or $67.1 per hour.

Mainframe Cybersecurity Software Engineer

Technical Link

Plano, TX • On-site

$47 - $60.50/hr

Other

Posted 20 days ago


Job description

Full Time 

Job Title: Mainframe Cybersecurity Software Engineer
Location: Plano, TX (100% Onsite)
Experience: 12+ years
Overview
Our client is looking for a senior Mainframe Cybersecurity Software Engineer to help maintain and modernize a flagship enterprise software product. This role focuses on improving security, developing new features, troubleshooting customer issues, and working with both legacy mainframe and modern distributed technologies.
Responsibilities
  • Design, develop, and maintain enterprise software applications.
  • Improve the security of the platform using secure coding best practices.
  • Troubleshoot and resolve complex technical issues.
  • Participate in code reviews and technical design discussions.
  • Work closely with engineering, product management, and customers.
  • Serve as a technical leader and mentor within the team.
Required Skills
  • 12+ years of software development experience.
  • Bachelor''s degree in Computer Science or related field.
  • Strong programming experience in at least two of the following:
    • IBM Assembler
    • COBOL
    • PL/I
    • C
    • C++
    • Java
    • .NET
  • Experience working with IBM z/OS (mainframe) and Windows/Linux/Unix environments.
  • Knowledge of secure coding, cybersecurity principles, encryption, access controls, and authentication.
  • Experience with mainframe security tools such as RACF, ACF2, or Top Secret.
  • Understanding of APIs, databases, client/server architecture, and object-oriented programming.
Preferred Skills
  • z/OS components such as CICS, IMS, DB2, ISPF, WebSphere Liberty, and Language Environment (LE).
  • Network protocols such as TCP/IP or IBM MQ.
  • Experience with penetration testing and performance tuning.
  • Familiarity with modern technologies including Python, Docker, Kubernetes, Spring Boot, Jenkins, Ansible, Oracle, SQL Server, and Cloud Native architectures.
  • Previous experience with CA Gen / COOL:Gen (Gen) is a strong plus.