The Team


Steve Poizner
Co-Founder and CEO

About Steve

Steve is the co-founder and CEO of oneNav, his fourth technology startup based in Silicon Valley. His second company, SnapTrack, pioneered the integration of GPS technology into mobile phones. SnapTrack was acquired by Qualcomm, and SnapTrack technology is now embedded in billions of smart phones around the world. Over the course of his career, Steve has launched, grown, and sold three technology companies, managed a portfolio of a dozen startups as an SVP at Qualcomm, worked at the highest levels in state and federal government and volunteered for a year as a public high school teacher. He was inducted into the Silicon Valley Engineering Hall of Fame in 2014. Steve holds a BS in Electrical and Electronics Engineering from the University of Texas at Austin, and an MBA from Stanford.

Paul McBurney
Co-Founder and CTO

About Paul

Paul is the co-founder and CTO of oneNav, his second GNSS startup. He began his focus on GNSS while earning his PhD in electrical engineering, and has since been developing location technology and systems at Stanford Telecom, Trimble, eRide (his first GNSS startup as co-founder and CTO), and GopherHush (his location analytics startup). Most recently Paul was a GNSS architect at Apple. At Trimble Labs, he co-invented a host-based GPS IP that was successfully licensed into consumer and automotive segments. eRide successfully licensed GPS IP into the Japanese mobile phone and automotive segments and was acquired by Furuno. Paul holds a BS in Engineering and Physics from St. Ambrose University, and a PhD in Electrical and Electronics Engineering from Iowa State University. Paul has over 40 location related patents.

Vivian Pham

About Vivan

Vivian is the CFO at oneNav. Vivian has over 25 years of experience in finance and treasury executive roles in a range of technology businesses, from Fortune 200 companies to startups. She has combined her strategic and tactical financial leadership in all areas of finance, producing quantifiable bottom line results and financial strength. Most recently, Vivian served as President at Mirapath, Inc. Prior to that she was VP of Finance and Operations at Olivela, Inc., Director of Operations at Qualcomm Education and VP of Finance & Accounting at Empowered Careers. Earlier in her career, she held senior level finance roles at Zong, Paypal, Microsoft, and Danger. Vivian received her BS in Applied Mathematics from the University of California, Davis.

Dr. Kamil Grajski
SVP Engineering

About Kamil

Kamil is the SVP of Engineering at oneNav. His 30 year career focus is on delivering ground-breaking innovation to global markets as timely, high quality, and commercially viable products and services. An early member of the SnapTrack team, Kamil led the growth in Engineering, including GPS IP core, DSP firmware, Assisted-GPS Position Engine Server, QA, and Customer Operations teams, that delivered mobile industry-first award-winning products worldwide. Post-acquisition roles at Qualcomm included strategic investment fund operations and international technology consortium formation. Most recently, as Managing Director of Data Science at Trove (acquired by E Source), Kamil led the growth of a world-class team of Data Scientists focused on Electric Utility analytics. Kamil holds a BA in Computer Science from New York University and a PhD in Biophysics from University of California Berkeley.

Ellen Kirk
VP Strategic Marketing and Business Development

About Ellen

Ellen is the VP Strategic Marketing and Business Development at oneNav. Ellen’s career in location technology began at cellular operator AirTouch, which propelled her onto the executive team at SnapTrack, helping lead the company from a high-tech, venture-backed startup through its $1 billion acquisition by Qualcomm. Ellen’s accomplishments at SnapTrack included extensive operator, public safety, regulatory, and government lobbying to effect the FCC rule change which defined handset-based location as a compliant solution for wireless E9-1-1, and creating global awareness of assisted GPS as the dominant methodology for locating two-way wireless devices. At Qualcomm, Ellen led efforts to generate chip pull through by leveraging embedded location and drove worldwide adoption of A-GPS by GSM and UMTS operators. Ellen holds B.A. and Master of Chemical Engineering degrees from Rice University and an MBA from Harvard.

Paul Conflitti
VP GNSS Hardware Receiver Technology

About Paul

Paul is the VP of GNSS Receiver Hardware Technology at oneNav. With 35 years experience in the satellite communication industry, Paul has designed and developed numerous GNSS mobile positioning platforms. He helped pioneer SnapTrack’s mobile GPS platform, the first GPS technology to be deployed in cell phones. Paul led the design and development of 9 generations of GNSS product platforms at Qualcomm. Over a 17-year period, Paul’s mobile GNSS designs have shipped in over 10 billion mobile devices. Paul earned a BS in Electrical Engineering from Michigan Tech, and an MS in Electrical Engineering from the University of Southern California. Paul continued his extensive education in circuit design, signal processing and communication systems through advanced graduate courses at Stanford and Santa Clara University. Paul has authored 9 patents in the GNSS field.

Donovan Trisko
VP Program Management

About Donovan

Donovan is the Vice President (VP) of Program Management for Product Development and Customer Operations at oneNav.

Prior to oneNav, Donovan spent 10 years at Qualcomm program managing their Location team. During this time, he oversaw four generations of Autonomous and Assisted GNSS platforms as well as Wi-Fi/WWAN location technologies. Notably, Donovan led the incorporation of GPS, GLONASS, BeiDou, Galileo, and QZSS into GNSS receivers across four generations. He also served as Senior Director of Program Management for the newly formed Qualcomm Automotive business unit.

Before joining Qualcomm, Donovan held system engineering lead and engineering project manager positions at Copper Mountain Networks, ADC Wireless, and Pacific Communication Sciences. There, he focused on techniques and products for overlaying data traffic over existing wired and wireless telecommunication products.

Donovan began his career as a systems and electrical engineer, working on air and underwater autonomous vehicles and guidance/navigation systems for 13 years. He holds a Bachelor of Science (BS) and a Master of Science (MS) in Electrical Engineering, from the University of Minnesota and San Diego State University, respectively.

Greg Turetzky
VP Strategy and Ecosystems Development

About Greg

Greg is the VP of Strategy and Ecosystem Development at oneNav. Prior to oneNav, Greg was Director of Business Development at Intel, supporting the connectivity and IOT groups, and developing Intel’s ecosystem of customers, suppliers and partners. Previously, he was Director of Business Development for the GNSS core technology team, was responsible for product strategy and helped Intel win the GNSS business at Apple. Prior to Intel, Greg spent 19 years at SiRF Technology where he led the product marketing team through multiple generations of the SiRFstar line of silicon and IP for customers such as Garmin, Nextel, Blackberry, and Toyota. At SiRF, Greg brought GNSS technology for E911 to cell phones, and worked closely with the FCC and many standards bodies to develop GNSS protocols for cellular networks from 2G to 5G. Early in his career, Greg worked in engineering at Trimble, Stanford Telecom, and the Applied Physics Lab at Johns Hopkins University. Greg holds a BA in Physics from Cornell and an MS in Computer Science from Johns Hopkins.


30+ top GNSS experts, based in Silicon Valley, guided by oneNav’s advanced research team

Dr. Norman Krasner
Co-Founder/CTO at Snap Track
Inventor of Assisted GNSS

About Norman

Norm is an engineering consultant at oneNav, with expertise in electrical engineering, communications system research and development, and digital signal processing. He is credited as the inventor of Assisted GNSS and served as a co-founder and Chief Technology Officer (CTO) of Snap Track. Following the acquisition of Snap Track, Norm assumed the role of Vice President of Technology within the Snap Track division at Qualcomm.

Norm earned his Bachelor of Science in Electrical Engineering (BSEE) from MIT, and subsequently completed his PhD in Electrical Engineering at Stanford University.

Dr. Nagaraj Shivaramaiah
Positioning and navigation technology expert

About Nagaraj

Nagaraj Shivaramaiah is a Director of GNSS Engineering at oneNav Inc. He has prior experience in systems engineering across generations of multi-GNSS receivers with focus on innovative hardware correlators, weak signal acquisition, high sensitivity tracking, multipath mitigation, interference localization and low power techniques. Initially he was a senior project leader at Accord Software & Systems, India involved in indigenous receiver hardware and software development for automotive and space markets. Later he worked at Freescale Semiconductors as an AGPS Connectivity Architect integrating RTOS framework for mobile phone chipsets, as a senior researcher at ACSER on Earth Observation carrier-phase receiver payload for Cubesats and at University of Colorado at Boulder on Radio Occultation receiver and recently at Intel within the Cellular Products Group. Nagaraj holds a BE in Electronics and Communication Engg. from University of Mysore, India, an MSc (Engg) from IISc, India (thesis on hardware GNSS correlator) and a PhD from UNSW, Australia (thesis on GNSS E5/L5 receivers). Nagaraj has 7 GNSS related patents.

Dr. Mahdi Mareef
Navigation engine and machine learning expert

About Mahdi

Dr. Mahdi Maaref holds a B.S., M.S., and Ph.D. in electrical engineering from the University of Tehran, earned in 2008, 2011, and 2016, respectively. In 2016, he served as a Visiting Research Collaborator at the University of Alberta, Edmonton, Canada, and later held a Postdoctoral Research Fellow position at the University of California, Irvine from 2017 to 2020. During this time, he contributed significantly to the field of autonomous vehicles and navigation in challenging environments, publishing numerous peer-reviewed journal papers.

Presently, Dr. Maaref serves as a Principal Navigation Engineer at oneNav, spearheading Machine Learning projects focused on multipath mitigation in deep-urban environments. His expertise lies in autonomous ground vehicles, integrity monitoring, distributed estimation, and machine learning.

Dr. Drew Compston
RF systems and microelectronics expert

About Drew

Drew Compston graduated with a Bachelor’s of Science in Electrical Engineering (BSEE) from Georgia Tech in 2008, achieving the highest honors. During his time there, he completed internships at the Department of Defense/NSA and at the start-up Q-Track, which specializes in indoor wireless tracking.

He then pursued his Master’s of Science in Electrical Engineering (MSEE) and later a PhD in electrical engineering at Stanford, completing these degrees in 2010 and 2016, respectively. His research focused on the Very Low Frequency (VLF) electromagnetic waves emitted by lightning into space and their impact on the Van Allen radiation belts.

After completing his graduate studies, Drew joined Qualcomm’s hardware systems team, where he contributed to the design and construction of reference designs for WiFi chipsets used in both access points and end devices. He later transitioned to Pointcloud, a start-up focused on building innovative LIDAR sensors. His work there resulted in a publication in the journal Nature in early 2021. Currently, Drew is a member of the hardware systems team at oneNav.

Dr. Florean Curticapean
GNSS multi-constellation positioning engine, cloud-based positioning engines, and embedded SW design expert

About Florean

Florean is the Senior Director of Software Systems at oneNav, leading their software development team.

For the past 20 years, his career has focused on designing and implementing algorithms for GNSS, indoor positioning, and IoT applications. Before joining oneNav, Florean held various design and management positions at uNav Microelectronics, Atheros Communications, Qualcomm, and Wirepas.

Florean holds a Master of Science (MSc) in Applied Electronics from Cluj-Napoca University of Technology in Romania and a Ph.D. in Digital Systems and Signal Processing from Tampere University in Finland. Additionally, he has co-authored 13 patents related to positioning technologies.

Dr. Vesa Ruuska
Navigation software design engineer, multi-constellation GNSS positioning engine and sensor fusion expert

About Vesa

Vesa Ruuska possesses 15 years of engineering experience specializing in GNSS and sensor-aided navigation. He began his career at Qualcomm, where he designed navigation software for both automotive and pedestrian applications. During his tenure at Indoor Atlas, Vesa led the sensor team in the development of indoor navigation software, leveraging GNSS, IMU, magnetometer, and WiFi technologies.

Later, at u-blox, Vesa played a significant role in the development of safety-critical automotive navigation software, which achieved the first U.S. approval for an SAE Level 3 automated driving system. He holds a Functional Safety Engineer certificate from TÜV SÜD.

Vesa earned his PhD in Mathematics from the University of Jyväskylä, Finland.

Advisory Board

Mohamed Awad

About Mohamed

Mohamed Awad has more than two decades of experience working in the semiconductor industry. He is currently  Senior Vice President and General Manager for the IoT and Embedded Line of Business at ARM, where he manages the teams that develop and market a range of processor IP, development tools and products.

Prior to joining Arm, Mohamed spent 10 years in various leadership roles at Broadcom where he founded the Mixed Signal Asic Products (MSAP) division and grew it to be a billion-dollar business focused on serving the largest mobile phone platforms in the world. Other businesses he notably led while at Broadcom include Location (GNSS) and Mobile Payments (NFC & Security). He has also served in various leadership roles at Ember Corporation, an early IoT startup, where he founded their European subsidiary.

His career started at Lucent Technologies, Nortel Networks and Avici Systems, where he held various leadership roles. Mohamed has been named inventor or co-inventor on seven patents and holds a bachelor’s degree in Computer Science from the University of Massachusetts. He also serves as a board director at Arduino.

Dr. Cormac S.G. Conroy

About Cormac

Cormac has over 30 years of business, engineering and executive leadership experience in both start-ups (Berkäna Wireless co-founder, acquired by Qualcomm) and large technology companies (GM/executive at Intel and Qualcomm). He held multiple VP leadership roles at Qualcomm including oversight for cellular RF, connectivity and the entire GNSS/location portfolio.

As Corporate Vice President and GM at Intel, Cormac led all of Intel’s client/device wireless communications products, technology and business, including 4G/5G modem and GNSS location solutions. He is currently a consultant and advisor providing strategic business and technology advice to large, medium and small companies in the hardware, software, and semiconductor domains.

Cormac received a PhD in Electrical Engineering from the University of California, Berkeley, has 32 issued US patents, and more than 20 publications in technical journals and conferences.

Julius Genachowski

About Julius

Julius Genachowski is former Chairman of the U.S. Federal Communications Commission, serving from 2009 to 2013. He presided at the FCC during a period of robust innovation and investment around communications technology and software, including wired and wireless broadband applications, devices and networks. Under his leadership, the FCC took major actions to extend broadband access, accelerate the rollout of advanced wireless networks, free up spectrum for wireless communications, preserve a vibrant Internet and media landscape, foster competition and enhance public safety communications. He also extended the FCC’s international engagement, visiting more than 20 countries, leading U.S. delegations and working on agreements involving global Internet policy, technology, spectrum, national security, cybersecurity and privacy. During his tenure, the FCC was named the most improved agency in the Federal government, and one of Wired Magazine’s “Top 7 Disruptions.”

Previously Julius was a senior executive and member of the Office of the Chairman at IAC/InterActiveCorp, where he helped Barry Diller acquire and operate multiple Internet and media businesses, including Expedia, Ticketmaster and USA Network. During this time, BusinessWeek named Genachowski one of 25 “Managers to Watch” in the media sector.
Julius is currently a Managing Director at The Carlyle Group, and on the boards of directors of Mastercard and Sonos.

He graduated from Columbia College and Harvard Law School, magna cum laude, serving on the Harvard Law Review with President Barack Obama. Julius has long advised President Obama on technology issues. He is the son of immigrants and led the U.S. delegation to the 65th anniversary of the liberation of Auschwitz.

Luis Pineda

About Luis

Luis brings to oneNav more than 35 years of leadership experience in the semiconductor industry. Luis served as a senior executive at Qualcomm’s multi-billion dollar semiconductor business for 18 years. As a founding member of Qualcomm’s semiconductor business, he held the position of Senior Vice President, leading QCT’s product management, marketing, and business development through its early start to industry market share leader in semiconductor and software solutions for mobile phones, PCs, tablets and wireless infrastructure. Luis was a member of QCT’s executive team throughout his QCT career and worked closely with Qualcomm’s CEO, President and CFO.

Luis is an executive advisor for several high-tech companies, both public and private. Luis has experience as a frequent industry conference keynote speaker, including panel speakerships at CES, Mobile World Congress, CTIA, and Computex. He also serves on the Board of Directors for the UC San Diego Alumni Association and the University of Southern California’s Viterbi School of Engineering Corporate Board of Advisors.

Luis holds a BS in Electrical Engineering from UC San Diego, Jacobs School of Engineering, and an MBA from UC Irvine’s Paul Merage School of Business.

Eric Reifschneider

About Eric

With over 20 years of experience in global technology and intellectual property leadership, Eric is the Senior Vice President of Strategy and Business Development at Marconi LLC, a company dedicated to transforming the way that licensing is done to make it more collaborative and more efficient. In doing this, Marconi’s aim is to accelerate the sharing of new technologies to generate new uses and more value.

Prior to Marconi, Eric served as senior vice president and general manager of Qualcomm Technology Licensing. There, he played a lead role in driving growth for the company’s licensing programs. Previously, Eric was a partner in the Silicon Valley office of international law firm Dewey & LeBoeuf, where he chaired the global technology and intellectual property group, and was a partner in the Palo Alto office of Cooley Godward, where he led the firm’s technology transactions practice.

Eric holds a JD from Harvard Law School, where he graduated magna cum laude and served as Executive Editor of the Harvard Law Review, and BS degrees in physics and mathematics from M.I.T., where he was named the top male scholar-athlete in his senior class.

Anthony Tsangaropoulos

About Anthony

During a career spanning over 30 years in Silicon Valley, Anthony has defined, designed, and led the architecture development of wireless cellular, connectivity, navigation, and timing systems, including both silicon and board-level products. Most recently, Anthony was VP of RF Technology and Systems Engineering at oneNav. Prior to oneNav, Anthony was a Principal Engineer at Intel managing system engineering teams working on llow-powerconnectivity solutions and 5G cellular coexistence. Anthony started his career at Trimble designing Differential GPS systems for Avionics and Surveying systems. Anthony holds an MS in EESOR from Stanford University, a BS in Electrical Engineering from San Francisco State University, and a Diploma in Electronics Engineering from the TEI of Athens Greece.

Admiral Mark Montgomery

About Mark

Mark is the Senior Director of the Center on Cyber and Technology Innovation and a Senior Fellow at the Foundation for Defense of Democracies. He serves as the Executive Director of, a non-profit organization which works to implement the recommendations of the Cyberspace Solarium Commission, where he was Executive Director from 2019 to 2021. Previously, Mark was Policy Director of the Senate Armed Services Committee for Senator John S. McCain.  Mark completed 32 years as a nuclear-trained surface warfare officer in the U.S. Navy, retiring as a Rear Admiral.  His flag officer assignments included Director of Operations at U.S. Pacific Command; Commander of Carrier Strike Group 5; and Deputy Director, Plans, Policy and Strategy at U.S. European Command.

Admiral James A. Winnefeld Jr.

About "Sandy"

Admiral James A. Winnefeld Jr. retired from the U.S. Navy after serving as the ninth Vice Chairman of the Joint Chiefs of Staff.  In this capacity, he was a member of the Joint Chiefs of Staff and the Nation’s second highest-ranking military officer. Admiral Winnefeld served with three fighter squadrons flying the F-14 Tomcat and as an instructor at the Navy Fighter Weapons School. His unit commands at sea include Fighter Squadron 211, USS Cleveland, and USS Enterprise.  He led “Big E” through her 18th deployment, which included combat operations in Afghanistan in support of Operation Enduring Freedom immediately after the terrorist acts of Sept. 11, 2001.  As a flag officer he served as the Commander of Carrier Strike Group Two, the United States SIXTH Fleet, the United States Northern Command, and the North American Aerospace Defense Command, or NORAD.

Logan Scott

About Logan

Logan is one of the world’s leading jamming/spoofing experts with over 40 years of military and civil GPS systems engineering experience. He currently serves as a member of the President’s National PNT Advisory Board. Logan specializes in radio frequency signal processing and waveform design. At Texas Instruments, he pioneered approaches for building high performance, jamming resistant digital receivers and adaptive arrays. Logan is a Fellow of the Institute of Navigation and a Senior Member of IEEE.