SIOS Leadership

Nobuo Kita

Chairman, President and CEO

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Nobuo Kita

Chairman, President and CEO

Nobuo Kita is Chairman of the Board, President, and CEO of SIOS Technology and President and CEO of its parent company, SIOS Technology Group. Nobuo is also founder and member of the board of directors of Mozilla Japan, an affiliate of Mozilla Foundation/Mozilla Corp., the world’s most successful open source software development organization. Nobuo is also on the board of directors of Seasar Foundation, which is the largest open source software developers’ community in Japan. Prior to his current position with SIOS, Nobuo was the CEO of Northern Lights Computer, a pioneer in Linux and system integration services in Japan. Northern Lights merged with Ten Art-ni Corporation which became SIOS Technology. Nobuo holds a Bachelor of Science degree in engineering from Kyoto Institute of Technology.

Masahiro Arai

Chief Operating Officer

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Masahiro Arai

Chief Operating Officer

As Chief Operating Officer for SIOS Technology, Inc., Masahiro Arai is responsible for running day-to-day business operations, shaping the company’s strategic plans, and aligning priorities across worldwide sales, marketing, product management and engineering teams. He is a veteran enterprise software executive with a two-decade track record of driving growth and innovation. Most recently, Masahiro served as Chief Executive Officer of BayPOS where he developed and executed software product and support strategies and led a distributed team responsible for product development, quality assurance, software deployment, and customer support. Masahiro currently works in the San Mateo, California office. He holds a Master’s Degree in Electronic Engineering, Robotics from Tokyo Denki University.

Cassius Rhue

VP, Customer Experience

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Cassius Rhue

VP, Customer Experience

Cassius Rhue leads the Customer Experience team responsible for customer success spanning pre-sales, post-sales and professional services engagements ensuring that the customer experience with SIOS, our products and delivery exceed expectations. With over 19 years of experience here at SIOS and a keen focus on the customer, Cassius’ significant skills, and deep knowledge in software engineering, development, design, and deployment specifically in the HA/DR space are instrumental in addressing customer issues and driving their success with us. He has a Bachelor of Science (BS) degree in Computer Engineering from the University of South Carolina – Columbia, SC.

Margaret Hoagland

VP, Global Sales and Marketing

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Margaret Hoagland

VP, Global Sales and Marketing

Margaret Hoagland, VP of Global Sales and Marketing, is responsible for leading SIOS Technology Corp.’s  sales strategy and manages the execution of the full range of corporate, product, and marketing communications programs, that support the adoption and utilization of SIOS solutions. Margaret brings to her role more than 30 years of marketing experience including 15 years of experience in the high availability space – making her uniquely equipped to successfully develop and implement highly effective marketing solutions that differentiate and demonstrate the inherent value of SIOS products. She has a strong track record of partnering with cross-functional teams to build unity and alignment across the organization.

Margaret earned a Master’s of Science in Communications Management from Simmons College and a Bachelor of Arts degree from Boston College.

David Bermingham, Director

David Bermingham

Technical Evangelist

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David Bermingham, Director

David Bermingham

Technical Evangelist

David Bermingham is recognized within the technology community as a high availability expert and has been honored by his peers by being elected to be a Microsoft MVP for the past 8 years, 6 years as a Cluster MVP and 2 years as a Cloud and Datacenter Management MVP. As Technical Evangelist at SIOS Technology Corp., David provides hands-on support, training and professional services for cluster implementations. David holds numerous technical certifications and draws from more than thirty years of IT experience, including work in the finance, healthcare and education fields, to help organizations design solutions to meet their high availability and disaster recovery needs. David’s work recently has him focused on high availability and disaster recovery solutions for the public and private cloud.

Adrienne Cooley

Adrienne Cooley

Director, Product Management

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Adrienne Cooley

Adrienne Cooley

Director, Product Management

Adrienne Cooley is Director of Product Management at SIOS Technology Corp. where she is responsible for assigning, prioritizing, and evaluating product development. Adrienne has more than 20 years of experience in the software industry, including 13 years at Avtec, Inc. where she served as senior quality assurance engineer, product owner, and product marketing manager. A graduate of University of South Carolina, Adrienne holds a BS in Electrical and Electronics Engineering

Sajid Shaikh

VP, Engineering

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Sajid Shaikh

VP, Engineering

As VP of Engineering at SIOS Technology Corp., Sajid Shaikh leads Product Delivery for SIOS LifeKeeper products. Sajid has more than 20 years of experience in software engineering and software product development. Before joining SIOS, Sajid held positions as Senior Manager of Engineering for Veritas Technologies and Senior Manager of Development at Symantec Corp. Sajid earned a Master of Computer Science degree from the University of Illinois at Urbana-Champaign and a Bachelor of Engineering from the University of Mumbai.

Sandi Hamilton

Director, Product Support

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Sandi Hamilton

Director, Product Support

Sandi Hamilton, Director of Support and Documentation, leads the SIOS Technology support team. Sandi has more than 20 years of experience in providing Linux and Windows technical support on SIOS Technology products. Sandi also has 14 years of experience in leadership roles in software engineering, firmware engineering, project management, and manufacturing testing. Sandi has a Bachelor of Science (BS) degree in Electrical Engineering from the University of Florida.

Rika Marrazzo

Controller

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Rika Marrazzo

Controller

Since joining SIOS in 2006, Rika has been responsible for the company’s accounting operations, financial reporting, budgeting, and forecasting. In this role, she contributed to the major upgrade of the company’s financial system to improve efficiency of accounting operations. Before joining SIOS, Rika was an accounting manager supporting the US subsidiaries of Fuji Xerox Co. Ltd, which included a US holding company and a supply chain management company.

She holds a master’s degree in international business management from the Thunderbird School of Global Management.

Makoto Sakamoto

Head of People & Culture

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Makoto Sakamoto

Head of People & Culture

Makoto Sakamoto is the Head of People and Culture at SIOS Technology Corp. She is responsible for developing a world-class employee experience throughout the entire employment lifecycle. She works to create exciting career paths and fosters an environment of high-performance, innovation, and passion that allows the SIOS team flourish. She is also responsible for SIOS human resources, recruiting, diversity & inclusion, learning & development, HR compliance, and various cultural initiatives.

With more than ten years of HR experience, Makoto combines her passion for fostering a people-centric company culture with her commitment to delivering business results.

Makoto holds a Master of Arts in Sociology and a graduate certificate in Women’s Studies from Illinois State University.