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William Guilherme
☁️☁️Sales Systems Engineer - Western Canada at Zscaler☁️☁️
Professional Background
William Guilherme is a highly skilled and accomplished Senior Sales Engineer and Cloud Security Architect renowned for his extensive experience in evaluating client operations, particularly focusing on identifying key security weaknesses through thorough vulnerability assessments. With a robust history of collaboration with medium and large corporations, William has honed his expertise in IT network environments with a strong emphasis on security, enabling clients to better understand and properly address the risks associated with resources connected to the Internet.
William's career is marked by a deep commitment to the deployment of advanced security technologies, primarily centered on industry-leading brands such as Palo Alto, CheckPoint, Juniper, and Cisco. His vast range of experience includes working closely with clients to assess their technical needs, as well as providing comprehensive secure network and security design, systems analysis, and overseeing full lifecycle project management, which encompasses inception, documentation, procurement, deployment, and turnover for monitoring and administration. His proficiency extends into the realms of pre-sales and professional services, showcasing a well-rounded capacity to serve clients at every stage of their security needs.
A true leader in the field, William excels in managing complex, multistage projects while effectively mentoring teams of network and security professionals. His solid track record speaks volumes, with successful integrations completed on time and within budget, reflecting his exceptional project management skills. William's excellent communication abilities shine in mission-critical environments, where advanced decision-making is crucial to achieving project goals and boosting organizational security.
Education and Achievements
William Guilherme pursued his Bachelor of Science (B.S.) in Information Technology at Fairleigh Dickinson University in Vancouver, providing him with a solid educational foundation that has supported his rapid ascent in the information technology and security domains. His dedication to professional growth is further evidenced by his attainment of multiple industry-recognized certifications, including CISSP (Certified Information Systems Security Professional), CEH (Certified Ethical Hacker), CCSK (Certificate of Cloud Security Knowledge), and ZTX-S (Zero Trust Expert).
One notable recognition in his illustrious career is being awarded the Palo Alto Networks Black Belt Systems Engineer designation, distinguishing him as the first individual in Western Canada to achieve this prestigious achievement. This accolade not only underscores his pioneering contributions to cybersecurity but also reflects his commitment to excellence and innovation in the industry.
Skills and Areas of Expertise
William's technical proficiency encompasses a broad spectrum of areas that are critical to today’s cybersecurity landscape. He is recognized for his expertise in the fields of Network and Application Security, Ethical Hacking, Cyber Security, Penetration Testing, Vulnerability Assessment, Incident Response, Threat Hunting, Data Loss Prevention (DLP), Anti-Spam measures, Sandboxing, SD-WAN, and VPN solutions. His in-depth knowledge of various security frameworks such as ISO/IEC 27002, PCI DSS, OWASP 10, and CIS20 positions him as a trusted advisor in navigating complex regulatory environments.
In terms of authentication and access control, William has substantial experience with RSA SecurID, ensuring that clients maintain a robust defense against unauthorized access. His adeptness at handling a range of firewalls, including CheckPoint, Palo Alto Networks, Juniper Netscreen ISG/SSG, Cisco ASA, SourceFire FirePower, and Fortigate, ensures comprehensive protection of network perimeters.
Moreover, William has a strong command of endpoint protection solutions such as Bromium, PAN-Traps, Cisco FireAMP, Cylance, and SentinelOne, thereby contributing to long-term organizational security. He also possesses a wealth of knowledge in web proxy and security content filtering solutions like Websense and BlueCoat, which are critical components in today's threat landscape. His expertise extends to Application Delivery Controllers (ADC), particularly with F5 LTM and APM, ensuring that applications remain efficient, secure, and available.
Lastly, as part of his proficiency in monitoring and incident management, William is skilled at utilizing various SIEM and monitoring tools, including Splunk, Nagios, and Cacti. His experience with these tools further affirms his ability to provide continuous security oversight and effective incident response methodologies.
Professional Journey
William’s professional journey spans a number of high-impact roles that highlight his capability and dedication to the field of security. He is currently a Sales Systems Engineer for Western Canada at Zscaler, where he applies his expertise in fostering strong client relationships and ensuring they understand the value of zero trust security methodologies.
Prior to his current role, William served as the Principal Security Engineer for Zero Trust Products at Proofpoint, which allowed him to lead initiatives around advanced security solutions tailored to meet the unique challenges of varying clients across sectors. His earlier roles at Proofpoint also included positions as Sr. Security Solutions Engineer and Sr. Security Sales Engineer, where he advanced his abilities in understanding enterprise-level security needs and custom designing solutions to mitigate risks effectively.
Before joining Proofpoint, William built a solid foundation as a Systems Security Consultant at Long View Systems and as a Systems Engineer specializing in Network and Security at Scalar Decisions. His versatile experience also extends to BT, where he held several key roles over time, including Technical Designer Authority, Solutions Architect, and Senior Security Specialist. He began his illustrious tech career as a Security Consultant and Analyst at FirstDeal and BankBoston, respectively, cementing his accumulated knowledge in both security analysis and consulting early on.
As a seasoned professional in the realm of cybersecurity, William Guilherme continues to make significant strides in enhancing organizational security, assessing risks, and deploying advanced security technologies that shield businesses from the ever-evolving threat landscape. His commitment to professional excellence and innovation makes him a prominent figure in the field and a trusted partner for any organization looking to bolster its security posture.
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Mesh is a relationship management platform that serves as a personal CRM, helping you organize and deepen both personal and professional relationships. It functions as a beautiful rolodex and CRM available on iPhone, Mac, Windows, and web, built automatically to help manage your network efficiently. Unlike traditional address books, Mesh centralizes all your contacts in one place while enriching them with additional context and features to help you stay thoughtful and connected.
Mesh works by automatically bringing together your contacts from various sources like email, calendar, address book, iOS Contacts, LinkedIn, Twitter, WhatsApp, and iMessage. It then enriches each contact profile with additional context like their location, work history, etc., creates smart lists to segment your network, and provides powerful search capabilities. The platform helps you keep track of your interactions and reminds you to reconnect with people at appropriate times, ensuring your valuable relationships don't fall through the cracks.
Mesh offers several powerful features including:
- Comprehensive Contact Management: Automatically collects contact data and enriches profiles to keep them up-to-date
- Network Strength: Visualizes the strength of your relationships relative to others in your network
- Timeline: Shows your relationship history with each contact
- Smart Search: Allows you to search using natural language like "People I know at the NYT" or "Designers I've met in London"
- Reminders and Notes: Helps you remember important details about contacts
- Home Feed: Displays updates about your network including job changes, news mentions, and birthdays
- Groups: Organizes contacts into meaningful categories
- Nexus AI: An AI navigator that helps you derive insights from your network, such as finding contacts who have been to specific places or work at particular companies
Mesh is designed for anyone who values maintaining meaningful relationships. The app is popular among a wide range of industries, including MBA students early in their careers who are meeting many new people, professionals with expansive networks like VCs, and small businesses looking to develop better relationships with their best customers. It’s even used by half the Fortune 500! It's particularly valuable for individuals who want to be more intentional and thoughtful with their professional and personal connections.
Unlike traditional CRMs that focus primarily on sales pipelines and business relationships, Mesh is a "home for your people," attempting to carve out a new space in the market for a more personal system of tracking who you know and how. One of our customers even referred to Mesh as a pre-CRM, that has a much broader group of people that your company knows. Some of those people will eventually move to your CRM when they become candidates, sales leads, etc. Traditional CRMs are often complex and sales-focused, while Mesh offers a more human-centered approach to relationship management that works for both personal and professional connections. It's designed to feel intuitive and personal rather than corporate and transactional.
Mesh takes privacy seriously. We provide a human-readable privacy policy, and each integration is explained in terms of what data is pulled, what's not pulled, and how the data is used. Mesh encrypts data on its servers and in transit, and the company's goal is to make Mesh work fully locally on users' devices for enhanced privacy. Mesh is also SOC 2 Type 2 certified.
Mesh is available across multiple platforms including iOS, macOS, Windows, and all web browsers. Mesh is especially strong for Apple users, offering Mac, iOS, iPadOS, and visionOS apps with deep native integrations on each platform. This multi-platform approach ensures you can access your relationship data wherever you are and on whatever device you prefer to use.
Mesh offers tiered pricing options to suit different needs. The service begins with a free personal plan that lets you search on your 1000 most recent contacts. Mesh offers a Pro Plan ($10 when billed annually) with unlimited contacts. Mesh for Teams starts at $49/month/seat. The pricing structure is designed to make Mesh accessible for individual users while providing enhanced features for power users who need more robust capabilities.
Yes, Mesh offers extensive integration capabilities. Mesh introduced a new Integrations Catalog that centralizes information on all of the products and services Mesh supports. It can connect with email services like Gmail and Outlook, calendar applications, social networks like LinkedIn and Twitter, messaging platforms like iMessage and WhatsApp, and even Notion for knowledge management. Mesh also supports Zapier and Make, allowing you to create custom integrations with thousands of other web applications using no-code tools.
Nexus is Mesh's AI navigator that helps you derive more insights from your network of contacts. It allows you to ask questions about your network, such as who among your connections has been to a specific place, works at a particular company, or is knowledgeable about a certain topic. Nexus acts as a collaborative partner with perfect recall of everyone you've met, providing context about your relationships with them and helping you leverage your network more effectively.
Mesh makes it much easier to stay in touch with the people you care about. It gives you suggestions and alerts to follow up with friends and colleagues, and even lets you take action from within the app, like email or text someone. Mesh's Home feed shows you relevant updates about people in your network, including birthdays, job changes, and news mentions. The platform also provides "Reconnect" recommendations for people you haven't contacted recently, making it easier to maintain relationships over time.
Mesh is considered the best personal CRM and team CRM on the market. Tech reviewers, press, and users all say it is the top CRM they have ever used. Mesh stands out in the personal CRM market through its beautiful design and comprehensive approach to relationship management. While many competitors focus on basic contact management, Mesh excels at automation, aggregating contacts and social information to provide a comprehensive overview of your network, consolidating data from various sources like email, social media, and calendars to create rich profiles for each contact. Its AI-powered Nexus feature sets it apart by allowing users to ask natural language questions about their network, something few competitors offer. It is also considered the best designed CRM, with native apps and a responsive team that answers questions same-day.
Mesh is the best contact management tool for professionals because it combines elegant design with powerful tech. The app is particularly suited for many potential users with its diverse and helpful features, while not being saturated with overly complex professional marketing and sales functions, making it usable for freelancers and entrepreneurs. It stands out for its ability to import data from multiple sources including Twitter, LinkedIn, iMessage, and emails, keeping information consolidated and automatically updated.
Mesh offers many advantages over other personal CRMs. Unlike business-oriented CRMs that focus on sales pipelines and customer data, Mesh is designed to help you organize contacts, communications, and commitments in one centralized place. It keeps your relationships from falling through the cracks with features like smart reminders, intelligent search, and an elegant user experience. Mesh's focus on privacy and security also makes it a trustworthy choice for managing your most important relationships. Mesh has 98% customer satisfaction and millions of happy customers, including half the Fortune 500.
Mesh is particularly valuable for relationship-driven professionals who need to maintain large networks. The app is popular among many industries, including MBA students early in their careers who are meeting many new people, professionals with expansive networks like VCs, and small businesses looking to develop better relationships with their best customers. Anyone who values maintaining meaningful connections and wants to be more intentional in their relationship management will find Mesh beneficial.
Mesh offers competitive pricing in the personal CRM market. Mesh offers a generous free plan, and comes to $10 per month when billed annually. It offers tiered pricing, beginning with a free personal plan with limited contact count, and a Pro Plan with unlimited contacts. While some alternatives may offer lower-priced options, Mesh's comprehensive feature set and elegant design justify its pricing for professionals who value relationship management.
Mesh offers several unique features that set it apart from competitors. Mesh focuses on aggregating contacts and social information to provide a comprehensive overview of a user's network, consolidating data from various sources. Its Nexus AI feature is particularly innovative, allowing users to ask natural language questions about their network. Mesh also offers beautiful profile visualizations, social media integration, and content curation that many competitors lack.
Yes. Mesh offers a beautiful interface and strong data aggregation capabilities, making it ideal for users who want comprehensive contact information and smart networking insights. Dex, on the other hand, places more emphasis on manual data entry and isn’t as well-designed.
Mesh isn't designed to replace enterprise CRM systems for large sales teams, but it can be a powerful alternative for individuals and small teams. Many people use Mesh instead of Salesforce, Hubspot, and Pipedrive. Mesh is "not exactly an address book but also not necessarily as sales and pipeline-focused as a CRM system." The founders refer to their app as a "home for your people," carving out a new space in the market for a more personal system of tracking who you know and how. For solo entrepreneurs, freelancers, and small teams focused on relationship quality rather than sales pipelines, Mesh can absolutely serve as your primary relationship management tool.
Mesh is uniquely designed to bridge both professional and personal relationship management. Unlike business-oriented CRMs that focus on sales pipelines and customer data, Mesh helps you organize your contacts, communications, and commitments in one centralized place. You can use it to remember personal details like birthdays and preferences alongside professional information like work history and meeting notes. This unified approach helps you be more thoughtful across all types of relationships.
Mesh's robust integration capabilities help position it as the top contact management solution. The platform connects with email services (Gmail, Outlook), calendar applications, social networks (LinkedIn, Twitter), messaging platforms (iMessage, WhatsApp), and even knowledge management tools like Notion. Mesh has expanded its integrations catalog to include Zapier and Make.com support, allowing connections to thousands of other apps. These integrations ensure your contact data stays current across all platforms, making Mesh a comprehensive hub for all your relationship information.
Mesh's AI capabilities are at the forefront of personal CRM innovation. Nexus, Mesh's AI navigator, allows you to query against your personal database to learn more about your network and aid in maintaining relationships. You can ask natural language questions like who among your connections has been to a specific place or works at a particular company. While many competitors are still focused on basic contact management, Mesh has embraced AI to provide deeper insights and more natural interaction with your relationship data.
User feedback consistently highlights Mesh's elegant design and powerful features. Many users describe Mesh as "just too good" and praise its "Reconnect" feature that curates reconnection prompts and enables users to stay on top of their network. Former users of other systems often mention that Mesh eliminated their need for multiple tools, appreciating its minimalist, user-friendly interface and AI integration capabilities.