Stellant Systems helps our customers and partners meet a wide variety of mission needs.
Have a special requirement? Go farther with Stellant Systems and let us rise to the challenge.
Stellant Systems partners with civil, military, and commercial organizations to create technical foundations for a safer, more aware, and connected world.
Full-Spectrum Agility. American Made.
We’re more than just our products — discover how our commitment to excellence supports our role as your partner in building lasting foundations.
Join the more than 800 team members who are building the foundation for a more safe, aware, and connected world.
Our operational excellence underscores our commitment to delivering solutions. Go farther with Stellant Systems.
Stellant Systems partners with civil, military, and commercial organizations to create technical foundations for a safer, more aware, and connected world. We design and manufacture advanced RF and microwave solutions for both defence and commercial customers world wide.
With businesses that started as Charles Litton’s Engineering Laboratories in 1932 (San Carlos, CA) and Howard Hughes Microwave Tube division in 1959 (Torrance, CA), along with multiple acquisitions and consolidation of divisions that operated under larger organizations (Sylvania, Loral, GM Hughes, Sperry, GE, RCA Raytheon, L3Harris — to name a few), that heritage is preserved and continues today as Stellant Systems.
We partner with our customers to understand where their missions are taking them in the future and connect them to the solutions that power that journey.
We deliver critical capabilities to reach the most extreme environments to provide our partners with the highest levels of performance and precision.
We’re building technology that endures beyond trends and powers connections across the globe while looking ahead to the future.
We go beyond technical specs and collaborate with academics, influencers, and customers to understand their needs and develop foundational solutions.
We are a premier manufacturer of critical spectrum and power amplification systems for defense, space, medical, scientific, and industrial customers worldwide. We serve a diverse array of customers, from defense industry leaders, to the US military and allied militaries, to the medical, scientific, and industrial communities.
Our dedication to your mission starts with the dedication of our team. Learn more about our executive leadership.
Chief Executive Officer
Chief Financial Officer
Chief Operating Officer
General Manager, Folsom, CA Facility
Chief Human Resources Officer
Vice President, Operations & Supply Chain
Vice President, Program Management
Vice President, OneSat Program
Vice President, Engineering
Vice President, Quality, EH&S, Facilities & Security
Chief Information Officer
Vice President, Contracts & Compliance
Paul Russell is currently the CEO of Stellant Systems where he is responsible for leading a cutting RF Products business, supply RF Amplifiers and Passive RF products to support Space Communications, Radar, Secure Communications, Electronic Warfare and Medical applications.
Prior to this role, Paul served as the Vice President and General Manager of the L3Harris Electron Devices Division where he led the turnaround of the division to profitable growth and development of new products to support the high throughput communications satellite and electronic warfare markets.
Paul has over 35 years’ experience of general management, engineering and operations functions and has held executive roles with Northrop Grumman and Maxar Corporation. Over the past 15 years, he has had a successful track record of turning around struggling businesses in the RF Products, Signals Intelligence Products and Solar Power industries.
Paul holds a BA in Physics from Willamette University and Master of Science in Electrical Engineering Degree from Santa Clara University.
John Hahn is CFO for Stellant Systems. He has more than 35 years of executive, program, and financial management experience in the aerospace and defense industry. Before his current position, John served as Vice President of Finance for L3Harris’ Defense Electronics Systems where he supported several divisions including Interstate Electronics Corporation (Anaheim, Ca), Fuzing and Ordnance Systems (Cincinatti, Oh) and Space and Navigation Systems (Budd Lake, NJ).
Prior to his roles at L3Harris and Stellant Systems, John held leadership positions at GE Aviation Systems as the President of Landing Gear and Role Equipment in Santa Ana, Ca as well as the Vice President of Finance for Hydraulic Unit Inc. (Thrust Reverser Actuation System) in Duarte, Ca.
John holds a Bachelor of Arts Degree in Economics from University of California, Los Angeles and a Master of Business Administration from California State University Long Beach.
Steve Shpock was appointed Chief Operating Officer for Stellant Systems in October 2022. Steve oversees and drives operational performance across all Stellant engineering and manufacturing facilities in Torrance, CA. Williamsport, PA. and Folsom, CA. He has full P&L responsibility.
With over 35 years of experience in the RF and Microwave business, Steve has held positions of increasing technical and management responsibility with L3Harris, Vitec Group, Thales, Cobham and CPI. This includes being L3 Sector CTO, President of Narda-MITEQ and General Manager of Litton’s Electron Devices Division in Williamsport, PA .
Steve has a B.E., M.E. and Doctorate level degrees in Electrical Engineering from Stevens Institute of Technology and the University of Utah and an MBA from the University of Rochester.
Adam Erskine is the acting General Manager of the Stellant Systems facility in Folsom, CA where he is responsible for the design, test and manufacture of RF linearizers, linearized channel amplifiers, up/down converters, and passive RF products. The Folsom facility supports military and commercial space communications, military aircraft RF systems, missile systems and ground applications. A Veteran of the US Marine Corps,
Adam has over 25 years of experience in management, program leadership and business development roles with Airborne Systems, Parker Aerospace and Meggitt. Adam holds BS degrees in Finance/Risk and Business Administration and an MBA.
Geri Brewster is currently the Director, Human Resources of Stellant Systems where she is responsible for leading the Human Resources and Organizational Development functions for all divisions.
Brewster is an experienced senior leader with a proven track record of combining expertise in operational, legal, human resources and organizational development leadership to drive and support profitable growth. She started her career as an attorney in private practice, then spent the next 20 years with Toyota and Lexus Financial Services where she held various positions including Vice President, Human Resources and Organizational Development, Head of Toyota Financial Savings Bank, Chief Information Office and Group Vice President and General Counsel. After Toyota and Lexus Financial Services, Brewster then held executive operations, human resources, legal and compliance leadership roles with a private equity owned logistics company and a financial investment technology start-up.
Brewster holds a BA in Political Science from West Virginia University and a Juris Doctorate from West Virginia University College of Law.
Benjamin Stoney is currently the Director of Operations of Stellant Systems where he is responsible for manufacturing strategy and operations execution of cutting-edge RF products supporting space, air, sea and ground communications, radar systems, secure communications, electronic warfare and medical applications across the space, defense and medical sectors.
Prior to this role, he served as the Global Business Transformation Leader at Eaton Aerospace where he led the planning and execution of an enterprise-wide business system transformation spanning 37 locations. Also with Eaton, Stoney led complex manufacturing operations as General/Plant Manager to achieve sustained profitable growth in both up and down cycles.
Stoney has over 17 years of experience in general management, manufacturing operations and supply chain functions and has held executive leadership roles with Eaton, as well as other roles with GE Aviation, Precision Castparts and Firth Rixson. Over the past 10 years, he has assembled a track record of building strong teams, delivering enhanced financial results and executing strategic manufacturing plans in low volume, high mix environments.
Stoney holds a Bachelor of Science in Mechanical Engineering from the University of Cincinnati and a Master’s in Supply Chain Management from the Pennsylvania State University.
Steve Altstatt is the Vice President of Program Management for Stellant Systems. He has almost 40 years of experience developing and delivering complex systems for US Government and allied international customers. Steve’s professional career began at Logicon, Inc. with systems and software engineering roles on strategic weapons programs for the US Air Force.
Prior to his current role, Steve served as Vice President of Programs for L3Harris Technologies’ Aviation Systems Segment, whose $4B portfolio included defense electronic systems, military and commercial aircraft training solutions, aerospace components businesses, security and detection systems, precision munitions programs, unmanned systems, and advanced sensor programs.
Steve possesses a Bachelor of Science degree in Systems Science from the University of California, San Diego.
Susan Sloan is the Director of Programs at Stellant Systems. She is responsible for the company’s portfolio of programs for RF Amplifiers and Passive RF products to support Space Communications, Radar, Secure Communications, Electronic Warfare and Medical applications.
With nearly four decades of experience in commercial and government aerospace arenas, Ms. Sloan has held various vice president and executive level positions for Northrop Grumman, Raytheon, and Boeing, both domestically and internationally. In addition to her extensive aerospace experience, Ms. Sloan has worked in technology startups in aviation and automobiles, including founding her own company.
Ms. Sloan earned her bachelor’s degree in mechanical engineering and MBA from the University of Southern California. She also completed executive leadership programs at Wharton, University of Chicago, St. Louis, and in Brazil, during her tenures and Raytheon and Boeing.
Russell Martin is the VP of Engineering. He began his nearly 20 year career at the Stellant Torrance, CA facility, while attending graduate school. He worked on a co-op project with the Xenon Ion Propulsion (XIPS) product line. After graduating in 2006, he joined the engineering staff full-time, starting in the Military and Telecom TWT Product Line. He successfully progressed through various engineering roles of increasing responsibilities, including Thermo-mechanical Analyst, Project Engineering and TWT Design Engineering. He was the Chief Engineer of the Air, Sea and Ground (ASG) Military Helix group and most recently Chief Engineer of the NanoMPM™ program.
Russell earned a BS in Mechanical Engineering, a BS in Engineering Science, and an MS in Ion Propulsion from Colorado State University.
Charles Barakat is Director of Quality, EH&S, Facilities and Security, and manages multiple Stellant sites. He provides leadership, sets goals, monitor work, and evaluates results to ensure that departmental and organizational objectives and operating requirements are met and are in line with the needs and mission of the organization. Mr. Barakat is responsible for supporting the CEO and other Executive Leadership Team members in all aspects of strategic and operational planning guidance, and by ensuring that required infrastructure and support are in place. Charles provides overall direction and guidance to the Quality organization activities, with the objective of maximizing growth and profitability as well as day-to-day leadership and management to all company quality, EH&S, facilities and security functions.
Mr. Barakat has over 35 years experience in managing corporate business and integrated technologies to support operational, and Quality organizational requirements. Recognized for unique disciplined business skills in both military, and commercial industry practices. Mr. Barakat also held the position of VP of Quality Assurance at Ortel \ Agere \ Lucent technologies West coast Division. During this period, he was responsible for managing and establishing a Product Development framework to rapidly introduce design to production and deployment to meet market demand, cost, technology, Quality and reliability.
Before joining Lucent , Mr. Barakat was the Associate Division Head of Quality, Reliability & Manufacturing at the Naval Air Warfare Center, China Lake where he held several position with the DOD since he was hired in 1989 as a civil service. He managed the Product Assurance Division in support for various military systems.
His specialties are education and associations. Mr. Barakat holds a Bachelor of Science Degree in Electronics from Pennsylvania State University (1985). Navy / DOD (1997), he is Certified level III System Planning, Research Development and Engineering.
Sashi Chandrasekharan is currently CIO with 26 years of industry experience in manufacturing organizations. He recently served as the Director of Digital & IT of the Aerospace Aftermarket business unit at Parker Hannifin and Leader of Digital CX and Data Analytics for Aerospace Group. Prior Mr. Chandrasekharan held several divisional IT leadership roles at Parker Hannifin supporting business units of increasing revenue. He has a consistent record of delivering tangible value by introducing IT solutions aligned with broader company goals.
Candace Lee is a seasoned Contracts professional from the aerospace & defense industry with 30 years of hands-on experience DOD, FAA and other international and commercial contracts. Prior to joining Stellant, Candace worked for Hughes Aircraft Company, Raytheon, L3 Harris and a privately held home health corporation. During her tenure at L3, Candace held positions of increasing responsibility in Contracts and Ethics at the Segment level. Candace earned a Bachelor of Science degree in Business Administration from the University of Southern California and also participated in the University of California Irvine Professional Contract Management Program.
At Stellant Systems, we constantly strive to help our customers exceed their mission needs. Join our team of more than 800 employees across three domestic facilities and be part of making the world a safer, more connected place.
Our commitment to excellence is equal to our role as your partner in building lasting technical foundations.
Our three locations focus on product reliability and quality of partnerships and service - on time, every time.
Our products serve an ever-expanding variety of functions and markets that could also fulfill yet-to-be imagined or discovered needs.
Included but not limited to:
Air Force Association – AFA
Association of Old Crows – AOC
Institute of Electrical and Electronics Engineers – IEEE