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Mainframe Security Jobs in Washington (NOW HIRING)

Capital One

Mainframe Security Engineer

Mclean, VA

Mainframe Security Engineer Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative ...

Noblesoft Technologies

Mainframe Engineering

Mclean, VA · On-site

$40 - $45/hr

Mainframe security related to pervasive encryption (a plus). * Mainframe security for audits & findings (e.g., BSCs, key management - a plus). * IBM Mainframe Systems: JCL, CICS, SQL, z/OS, DB2, IMS ...

Capital One

Mainframe Security Engineer

Mclean, VA · On-site

Mainframe Security Engineer Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative ...

ConfigUSA

Mainframe Engineer

Mclean, VA · On-site

$49.50 - $63.75/hr

... Security Compliance activities and audit support| involving technical review and execution of z/OS| IMS| DB2 and zSecure subsystems| involving RACF security. Work as client side - technical SME for ...

Teradata

Sr. Mainframe Application Developer

Annapolis, MD · On-site

$48.50 - $62.25/hr

Understand and work within mainframe security frameworks including RACF, Top Secret, and ACF2 * Develop and maintain JCL and REXX scripts for build automation, testing, and performance validation

Artech

Mainframe Platform Engineer

Mclean, VA · On-site

$48 - $52/hr

Mainframe Platform Engineer Location: McLean, VA McLean, VA (100% Onsite), Local Candidates Only ... Execute risk management controls, baseline security compliance activities, and audit support across ...

Diverse Lynx

Mainframe Developer

Arlington, VA · On-site

$110K - $140K/yr

Mainframe Developer Louisville,KY/ Chicago,IL/ Dallas,TX / Arlington,VA Fulltime Salary Range ... security standards expected in enterprise environments. • Maintain and update technical ...

Diverse Lynx

Mainframe Engineer

Arlington, VA · On-site

$120K - $140K/yr

Mainframe Engineer Job Location: Arlington, VA(Onsite Hybrid 2-3 Days Office) Job Type: Full Time ... security standards expected in enterprise environments. • Maintain and update technical ...

Stem Xpert

Mainframe developer

Mclean, VA

$49.50 - $63.75/hr

Enterprise Solutions, Web Development, Data Warehousing, Systems Integration, IT Security, Storage ... Mainframe developer Location: Mclean, VA Duration: contract or full time Skillset : Experience in ...

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Mainframe Security information

See Washington salary details

$11

$60

$81

How much do mainframe security jobs pay per hour?

As of Jul 2, 2026, the average hourly pay for mainframe security in Washington is $60.46, according to ZipRecruiter salary data. Most workers in this role earn between $53.37 and $68.61 per hour, depending on experience, location, and employer.

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

To thrive in Mainframe Security, you need expertise in mainframe operating systems (such as IBM z/OS), security protocols, access control management, and risk assessment, typically supported by a degree in computer science or a related field. Familiarity with tools like RACF (Resource Access Control Facility), ACF2, and certifications such as CISSP or IBM Certified Specialist are common requirements. Strong problem-solving skills, attention to detail, and the ability to communicate security risks to both technical and non-technical stakeholders are valuable soft skills. These competencies are crucial for protecting critical business data, ensuring regulatory compliance, and minimizing security vulnerabilities in large-scale enterprise environments.

What are the typical daily responsibilities of a Mainframe Security specialist?

A Mainframe Security specialist is primarily responsible for managing user access, monitoring system activity for potential security incidents, and updating security policies to address emerging threats. Their day-to-day tasks often include configuring security software (such as RACF or ACF2), conducting system audits, investigating security breaches, and collaborating with IT and compliance teams. They may also provide guidance during security reviews and support internal or external audits. This role involves a blend of technical, analytical, and communicative activities to ensure the continued protection of the organization’s most critical information assets.

What is a Mainframe Security job?

A Mainframe Security job involves protecting the mainframe environment by implementing security policies, monitoring access, and preventing unauthorized activities. Professionals in this role use tools like RACF, ACF2, or Top Secret to manage user authentication, enforce security controls, and detect potential threats. They also conduct audits, ensure compliance with regulations, and respond to security incidents. Their goal is to safeguard critical business data and maintain the integrity of the mainframe system.

What are popular job titles related to Mainframe Security jobs in Washington? For Mainframe Security jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Mainframe Security jobs in Washington look for? The top searched job categories for Mainframe Security jobs in Washington are:
Mainframe Security jobs near you
Infographic showing various Mainframe Security job openings in Washington as of June 2026, with employment types broken down into 6% As Needed, 46% Full Time, 8% Part Time, 6% Temporary, 31% Contract, and 3% Nights. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $125,748 per year, or $60.5 per hour.
Mainframe Security Engineer

Mainframe Security Engineer

Capital One

Mclean, VA

Full-time

Posted 5 days ago

Capital One rating

7.8

Company rating: 7.8 out of 10

Based on 142 frontline employees who took The Breakroom Quiz

71st of 144 rated banks

Job description

Mainframe Security Engineer
Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking a Mainframe Security Engineer who is passionate about marrying data with emerging technologies to join our team. As a Mainframe Security Engineer you'll have the opportunity to be on the forefront of driving a major transformation within Capital One.

As a Mainframe Security Engineer, you will:

  • Optimize cybersecurity program processes and output.

  • Contribute to the broader program roadmap.

  • Drive reporting accuracy and demand excellence in department deliverables.

  • Actively manage and escalate risk and customer-impacting issues within the day-to-day role to management.

  • Manage and execute cybersecurity risk assessments using qualitative and quantitative methodologies to support the organization's overall security posture.

  • Maintain an awareness of emerging cybersecurity threats by analyzing and reporting on cybersecurity risk against various Cybersecurity Frameworks (NIST CSF, NIST 800-53, PCI DSS).

  • Perform in-depth analysis of security issues and vulnerabilities using tools including WhiteHat, Veracode, and Qualys to ensure compliance with audit, regulatory and legal requirements.

  • Design metrics and develop advanced capabilities to ensure confidentiality, integrity, availability, authentication, and non-repudiation to communicate elevated risk in a business friendly manner to Cybersecurity Leadership and 2nd line partners.

  • Proactively identify and report control deficiencies as issues within action plans.

  • Conduct strategic and operational effectiveness assessments as required for cyber events, and regulatory and audit reviews.

  • Utilize ServiceNow and Cyber Risk System for risk management and risk remediation, processing potential security exceptions and/or risk acceptances against established security policies and standards.

  • Gather and challenge data, evidence, or statuses for accuracy to achieve initiative and risk mitigation completion.

Basic Qualifications:

  • High School Diploma, GED, or equivalent certification

  • At least 3 years of experience working in cybersecurity or information technology

  • At least 3 years of experience in Mainframe Security Risk Assessment & Remediation

Preferred Qualifications:

  • Bachelor's Degree

  • 6+ years in Identity and Access Management

  • 4+ years of experience in RACF Administration (z/OS 2.1 and above)

  • 4+ years of experience issuing RACF and Top Secret Commands & Diagnostic Expertise

  • 4+ years of Privilege Access Management (CyberArk, SailPoint IIQ)

  • GIAC

  • CISSP

At this time, Capital One will not sponsor a new applicant for employment authorization, or offer any immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, or another type of work authorization).

The minimum and maximum full-time annual salaries for this role are listed below, by location. Please note that this salary information is solely for candidates hired to perform work within one of these locations, and refers to the amount Capital One is willing to pay at the time of this posting. Salaries for part-time roles will be prorated based upon the agreed upon number of hours to be regularly worked.

McLean, VA: $161,800 - $184,600 for Prin Assoc, Cyber Technical


Plano, TX: $147,100 - $167,900 for Prin Assoc, Cyber Technical


Richmond, VA: $147,100 - $167,900 for Prin Assoc, Cyber Technical









Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate's offer letter.

This role is also eligible to earn performance based incentive compensation, which may include cash bonus(es) and/or long term incentives (LTI). Incentives could be discretionary or non discretionary depending on the plan.

Capital One offers a comprehensive, competitive, and inclusive set of health, financial and other benefits that support your total well-being. Learn more at theCapital One Careers website. Eligibility varies based on full or part-time status, exempt or non-exempt status, and management level.

This role is expected to accept applications for a minimum of 5 business days.No agencies please. Capital One is an equal opportunity employer (EOE, including disability/vet) committed to non-discrimination in compliance with applicable federal, state, and local laws. Capital One promotes a drug-free workplace. Capital One will consider for employment qualified applicants with a criminal history in a manner consistent with the requirements of applicable laws regarding criminal background inquiries, including, to the extent applicable, Article 23-A of the New York Correction Law; San Francisco, California Police Code Article 49, Sections 4901-4920; New York City's Fair Chance Act; Philadelphia's Fair Criminal Records Screening Act; and other applicable federal, state, and local laws and regulations regarding criminal background inquiries.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation, please contact Capital One Recruiting at 1-800-304-9102 or via email at RecruitingAccommodation@capitalone.com. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.

For technical support or questions about Capital One's recruiting process, please send an email to Careers@capitalone.com

Capital One does not provide, endorse nor guarantee and is not liable for third-party products, services, educational tools or other information available through this site.

Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada, any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC).

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