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Christian Castillo, SSCP, M.S
- Cybersecurity Manager🔑 - Secret Clearance - Cybersecurity Graduate 🎓
Tampa, FL, United States
Details
Experience:
2022 : Present
SAIC
Cybersecurity Manager
2020 : 2022
SAIC
Lead Security Systems Engineer - EITaaS
• Architecture, engineering & administration of security solutions (Bromium, Carbon Black, SteelCloud, etc)
• Engineering of virtualization technologies for Test and Prod environments (Nutanix, ESXi, etc)
• Development of security policies and application of best security practices
• Total Security Protection (Endpoint and Servers Antivirus/Anti-Malware)
• Endpoint Firewall/ Host Intrusion Prevention System
• Hard Disk Encryption, Data Loss/Leakage prevention
• Erasure Management
• Vulnerability Management
• Network Access Controls and Access Protection.
• Application and Device Control
• Working with SDM and Knowledge Management
• Working with relevant IT groups to improve service and resolve security issues
• Delivering remote hardware and software support services to clients to resolve multi-product/platform problems, relating to enterprise systems, networks and security software, as well as desktop applications that are beyond the scope of the client’s first level help desk support function.
• Training Junior analysts and clients about installation, operation, configuration, customization, and usage of second level remote hardware and software products.
• Applying diagnostic techniques to identify problems and investigating causes and recommends solutions to correct failures.
• Coordinating critical client issues as well as new product and/or system implementations.
• Initiating process improvements for internal and external clients.
• Monitoring performance and ensuring the completion of operational processes including incident resolution, root cause analysis, change management, and continual service improvement in accordance with Service Level Agreements.
• Preparing, approving and coordinating the implementation of technical documentation and ensuring that technical and client documentation is clear, current, accurate and complete.
• Identifying, developing and conducting training needs for other analysts and clients as appropriate.
2019 : 2020
Unisys
Information Security Engineer
2019 : 2019
Unisys
Information Security Analyst
• Provided administration and support for security tools/platforms (Bromium, ForeScout Counter Act, Checkpoint IPS, CrowdStrike, Microsoft Advanced Threat Analytics (ATA), and others.
• Managed the security system inventory, patching, monitoring, availability, alerting and general support of servers, appliances and operating systems.
• Protected the organization against real-time hacking attacks and acted as needed towards their prevention through the use of Firewall and IPS policies.
• Implemented an Anti-Bot protection that helped narrow down computers infected with malware that were later re-imaged.
• Prevented the propagation of malware into the computer systems by maintaining security tools up to date and monitoring them in a regular basis.
• Participated in third party trainings that allowed me to gain more practice and apply them towards the protection of the organization’s critical assets.
• Assisted users with their security related issues, including but not limited to, access permissions, application issues, and phishing incident handling
2018 : 2019
The Mosaic Company
Information Security Analyst
SAIC
Cybersecurity Manager
2020 : 2022
SAIC
Lead Security Systems Engineer - EITaaS
• Architecture, engineering & administration of security solutions (Bromium, Carbon Black, SteelCloud, etc)
• Engineering of virtualization technologies for Test and Prod environments (Nutanix, ESXi, etc)
• Development of security policies and application of best security practices
• Total Security Protection (Endpoint and Servers Antivirus/Anti-Malware)
• Endpoint Firewall/ Host Intrusion Prevention System
• Hard Disk Encryption, Data Loss/Leakage prevention
• Erasure Management
• Vulnerability Management
• Network Access Controls and Access Protection.
• Application and Device Control
• Working with SDM and Knowledge Management
• Working with relevant IT groups to improve service and resolve security issues
• Delivering remote hardware and software support services to clients to resolve multi-product/platform problems, relating to enterprise systems, networks and security software, as well as desktop applications that are beyond the scope of the client’s first level help desk support function.
• Training Junior analysts and clients about installation, operation, configuration, customization, and usage of second level remote hardware and software products.
• Applying diagnostic techniques to identify problems and investigating causes and recommends solutions to correct failures.
• Coordinating critical client issues as well as new product and/or system implementations.
• Initiating process improvements for internal and external clients.
• Monitoring performance and ensuring the completion of operational processes including incident resolution, root cause analysis, change management, and continual service improvement in accordance with Service Level Agreements.
• Preparing, approving and coordinating the implementation of technical documentation and ensuring that technical and client documentation is clear, current, accurate and complete.
• Identifying, developing and conducting training needs for other analysts and clients as appropriate.
2019 : 2020
Unisys
Information Security Engineer
2019 : 2019
Unisys
Information Security Analyst
• Provided administration and support for security tools/platforms (Bromium, ForeScout Counter Act, Checkpoint IPS, CrowdStrike, Microsoft Advanced Threat Analytics (ATA), and others.
• Managed the security system inventory, patching, monitoring, availability, alerting and general support of servers, appliances and operating systems.
• Protected the organization against real-time hacking attacks and acted as needed towards their prevention through the use of Firewall and IPS policies.
• Implemented an Anti-Bot protection that helped narrow down computers infected with malware that were later re-imaged.
• Prevented the propagation of malware into the computer systems by maintaining security tools up to date and monitoring them in a regular basis.
• Participated in third party trainings that allowed me to gain more practice and apply them towards the protection of the organization’s critical assets.
• Assisted users with their security related issues, including but not limited to, access permissions, application issues, and phishing incident handling
2018 : 2019
The Mosaic Company
Information Security Analyst
Company:
SAIC
Spoken Language:
English, Spanish
About
An accomplished professional with 8 years of overall IT experience and 5 in the Cybersecurity field. Expert at planning, implementing, upgrading, and monitoring security measures for the protection of computer networks and information. Adept in ensuring that appropriate security controls are in place to safeguard digital files and vital electronic infrastructure.
Holds an A.S degree in Network Administration, a B.S degree in Cybersecurity with a focus in Network Forensics and Intrusion Investigations and a M.S degree in Cybersecurity with a minor in Information Assurance.
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