Senior Mainframe Security Engineer (RACF)

CTG is seeking a Senior Mainframe Security Engineer to maintain and improve security across a client’s IBM z/OS environments. You’ll administer RACF, manage encryption keys and certificates, and lead remediation of audit findings. You’ll work with infrastructure, application, and security teams to plan, test, and implement changes in a 24/7 production environment.

Location: Remote. Occasional travel to Raleigh, NC, may be required at the client’s expense.

Duration: 6-month contract with possible extension.

What You’ll Do

• Install, configure, and administer IBM RACF. Design, implement, and maintain security controls for IBM z/OS environments.

• Manage mainframe encryption, cryptographic keys, certificates, and related security services.

• Conduct security assessments, interpret audit results, and lead remediation from initial findings through closure.

• Support internal and external audits by preparing documentation, responding to auditor questions, and reporting on compliance and remediation progress.

• Plan and prioritize security changes based on risk assessments, internal policies, and audit findings. Coordinate implementation and testing with infrastructure, application, and security teams.

• Lead technical security discussions and contribute to risk analysis, disaster recovery planning, security training, and policy development.

• Resolve production security issues and service requests within established service-level agreements while supporting a 24/7 environment.

Required Qualifications

• Strong hands-on experience installing, configuring, and administering IBM RACF, with demonstrated experience designing, implementing, and maintaining mainframe security controls.

• At least 5 years of experience in systems architecture, technology risk, information security, or a related discipline.

• Hands-on experience with UNIX, z/Linux, Db2, CICS, and IBM Trusted Key Entry (TKE).

• Proficiency with JCL, REXX, CLIST, and mainframe utilities.

• Knowledge of public key infrastructure (PKI), encryption, key management, and certificate management.

• Experience conducting audit assessments, developing remediation plans, tracking findings through closure, and presenting security and compliance findings to technical and nontechnical audiences.

• Working knowledge of network security and client-server applications.

• Ability to work independently and coordinate with technical teams, business stakeholders, management, and auditors.

Preferred Qualifications

• 7 years of systems architecture experience focused on technology risk and information security.

• Experience with SailPoint integration and Venafi.

• Experience mentoring or coaching junior technical staff.

• CISSP or CISA certification.

Education

A bachelor’s degree, associate degree, or CCUE certification is preferred. Five consecutive years of full-time service with SECU may be considered as an alternative.

Additional Information:

• Must be able to support a 24x7 production environment.

• Must be able to follow established work schedules and attendance requirements.

• Occasional travel to Raleigh, NC may be required.

• Must be comfortable working in an office environment when onsite, including extended periods of sitting and computer use.

Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.

CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee based recruitment services for this role.

To Apply:

To be considered, please apply directly to this requisition using the link provided. Kindly forward this to any other interested parties. Thank you!

The expected base salary for this position ranges from $64.00 to $69.00/hour. Salary offers are based on a wide range of factors including relevant skills, training, experience, education, market factors, and where applicable, licensure or certifications obtained. In addition to salary, a competitive benefit package is also offered.

About CTG

CTG, a Cegeka company, delivers IT and business solutions that enhance clients’ digital agility, empowering them to seize new opportunities and overcome any challenge. Backed by more than 60 years’ experience and a commitment to being a reliable, results-driven partner, we work shoulder to shoulder with clients to shape digital together. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. With more than 9,000 team members in over 15 countries, we combine global expertise with local insight to deliver innovative solutions. We operate across the Americas, Europe, and India, working with over 3,000 clients in many of today's highest-growth industries.

Together, we shape what’s next—working shoulder to shoulder to deliver impactful solutions for our clients and society. Our culture is built by the people who work at CTG, the values we hold, and the actions we take. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. At CTG, you’ll find a workplace where you are encouraged to grow, supported in your ambitions, and empowered to shape your own career journey. For more information, visit www.ctg.com .

CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws (https://app.jjkellerlaborlawposters.com/posters/47CA3D44-BAE1-419C-B36D-4487C9A0D66B?mapView=mapEnglishView) .

CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law. CTG is fully committed to promoting employment opportunities for members of protected classes.