Leo Zambrano Email & Phone Number

San Antonio, Tx, Us

Findlay, Ohio, Us

Perform infrastructure audits (OT Refinery) with high-quality execution including reviews of IT Architecture, applications and special project audits. Focus areas of audits included cyber security, application security, technology infrastructure (Windows, SAP, Oracle) and system development disciplines (SDLC). Other audit methodology include Agile and system reviews including UNIX, VMWare, SQL and business control networks (SCADA). Application audits focus on automated functionality of controls and data integrity that support business processes such as SOD's, configuration management, system interfaces and data processing. Also, perform financial reviews of SOX control testing and regulatory compliance reviews.

San Antonio, Texas, Us

Performed various Data Governance reviews pertaining to corporate and regulatory requirements.

San Antonio, Texas, Us

San Antonio, Tx, Us

• Assist in the development of IT planning through the use of risk assessment procedures.• Plan and oversee IT SOX testing controls.• Perform SAP GRC reviews of risk IDs and mitigation of controls.• Perform analysis reviews of segregation of duties (SODs) within SAP.• CISSP candidate.

San Diego, California, Us

• Assist in the development of annual audit plan and SOX plan through the use of risk assessment procedures.• Plan and oversee audits, risk analysis reports, final reports and conduct audit interviews.• Supervise auditors and perform evaluations.• Audit BCP and Disaster Recovery procedures. • Audit Data Loss Prevention, Intrusion Detection Systems, and Change Management Systems.• Audit PeopleSoft Financial and People Soft Human Resources Systems. • Audit computer security standards and controls; offer recommendations for improving security policies and procedures.• Audit retail store requirements and PCI compliance.• Audit Oracle database and operating systems (Windows, UNIX); offer recommendations for improving security standards and best practices. • Conduct contract labor audits relating to IT outsourcing projects.• Conduct cloud computing audits and social media audits.• Assist with fraud examinations, corporate investigations; offer recommendations to prevent fraud.• Knowledge of Risk Management procedures and reviews. • Knowledge of Segregation of Duties procedures and reviews.

San Antonio, Tx, Us

• Audited BCP and Disaster Recovery procedures. • Audited Intrusion Detection Systems, Change Management Systems and Identity Management Systems.• Knowledge of Risk Management procedures and reviews. • Conducted Overtesting of SOX IT controls.• Audited SAP ERP ECC R/3 Systems. • Knowledge of Segregation of Duties (SOD) procedures and reviews. • Performed audits, risk analysis reports, final reports and conduct audit interviews.• Performed Oracle Database audits, offered recommendations for improving security standards and best practices. • Experience auditing various functions within the Company, such as IT operations, SCADA systems, Process Control Networks and other special projects.• Audited computer security standards and controls. Reviewed and offered feedback for security policies and procedures.• Audited Valero Bank requirements and PCI compliance.• Supervised external auditors, provided feedback to them, and evaluated their progress.• Conducted operating system audits including Windows and UNIX. Reviewed existing security policies and offered recommendations for improving security standards and best practices.• Conducted contract labor audits that relate to refinery and pipeline turnaround projects.• Conducted fraud audits. Assisted corporate investigations and offered recommendations to prevent future fraud activity.• Assisted in the annual audit plan of the department.

San Antonio, Texas, Us

• Performed audits, risk analysis reports, final reports and conducted audit interviews.• Assisted in the annual audit plan of the department.• Supervised external auditors, provided feedback to them, and evaluated their progress.• Audited various functions within the organization such as IT, accounting and finance, operations, business continuity and other related duties that pertain to the audit profession.• Conducted Overtesting of SOX IT controls.• Assisted management in creating synergies during merger of Giant Industries and Western Refining, Inc.• Experience auditing the accounting modules of JDE Software and various inventory systems.• Conducted fraud audits. Reviewed policies and procedures and offered recommendations to prevent future fraud activity.• Conducted contract labor audits that pertained to pipeline projects.• Trained in refinery safety operations. • Knowledge and experience with PWC TeamMate Audit Software and ACL Auditing Analysis Software.

West Hartford, Us

Ms, It Management

Data Analytics Cohort Program, Data Analytics

Computer Science, School Of Engineering And Applied Science

Bba, Business, Management, Marketing, And Related Support Services