A U.S. Marine corporal transformed his role as an ammunition specialist into a three-year criminal enterprise that saw fully operational antitank missile systems disappear from one of America’s largest military bases and surface in the hands of an Arizona weapons trafficking network.
Story Snapshot
- Corporal Andrew Paul Amarillas stole at least one Javelin missile system and approximately 25,000 rounds of military ammunition from Camp Pendleton between February 2022 and November 2025
- The stolen Javelin was fully operational and not demilitarized, making it a weapon of war in civilian hands
- Federal prosecutors charged Amarillas and co-conspirators with running a multi-state weapons trafficking operation that exploited his security clearance
- Only one-third of stolen ammunition has been recovered; authorities continue investigating the full scope of missing weapons
- Amarillas pleaded not guilty and remains in federal custody as a flight risk with potential to interfere with witnesses at Camp Pendleton
When Trust Becomes the Weakness
Corporal Andrew Paul Amarillas occupied a position designed to safeguard America’s most lethal weapons. As an ammunition technical specialist at Camp Pendleton’s School of Infantry West, he possessed authorized access to restricted storage areas housing everything from rifle rounds to sophisticated missile systems. Federal prosecutors allege he weaponized that trust, systematically pilfering military property and funneling it through Arizona co-conspirators who resold the equipment for profit. The scheme’s audacity matched its duration: three and a half years of sustained theft from February 2022 through November 2025, suggesting not opportunistic impulse but calculated criminal enterprise.
The Hardware That Shouldn’t Exist Outside Military Hands
Javelin missile systems represent the pinnacle of portable antitank technology. Manufactured exclusively by Lockheed Martin and RTX Corp for military use, these shoulder-fired weapons destroy armored vehicles and low-flying helicopters with devastating precision. Federal law prohibits civilian possession unless the systems undergo demilitarization, rendering them inoperable. The Javelin recovered in this case never underwent that process. Authorities describe it as fully functional, a weapon of war sitting in unauthorized hands. The system alone carries implications that extend beyond property theft into national security territory where adversaries would pay handsomely for American missile technology.
The Ammunition That Keeps Vanishing
The Javelin captured headlines, but prosecutors detail a broader inventory of stolen military property. Court documents describe approximately 66 cans of M855 rifle ammunition, military-grade rounds designed for combat effectiveness. In one transaction, co-conspirators allegedly offered roughly 25,000 rounds for sale. Federal investigators recovered about one-third of the stolen ammunition, some purchased through undercover operations, some seized during searches. The remainder remains unaccounted for. Authorities acknowledge they continue working to determine the full extent of what disappeared from Camp Pendleton’s storage facilities, a tacit admission that the known thefts may represent only what investigators have discovered so far.
The Network That Made It Possible
Amarillas didn’t operate in isolation. Federal prosecutors describe a conspiracy involving multiple co-conspirators who transported stolen property from California to Arizona and resold the weapons to others. The complaint outlines objectives with stark simplicity: steal U.S. military property and ammunition, sell it to earn money. Undercover officers infiltrated the distribution network, making controlled purchases that established the chain of custody from Camp Pendleton to civilian buyers. The hierarchical structure allowed Amarillas to focus on theft while accomplices handled transportation and sales, spreading criminal liability across state lines and creating multiple points of legal exposure for everyone involved.
The Security Failure That Enabled Years of Theft
How does a Marine walk off a major military installation with missile systems and tens of thousands of rounds over three and a half years? The question exposes uncomfortable realities about military base security protocols. Camp Pendleton houses massive quantities of weapons and ammunition necessary for training thousands of Marines in infantry skills. That volume creates inventory challenges where sophisticated tracking systems compete against human limitations and institutional assumptions about personnel trustworthiness. Amarillas’s position as ammunition technical specialist provided both access and technical knowledge to identify high-value targets and understand security vulnerabilities. His role managing restricted materials meant his presence in storage areas triggered no alarms because he belonged there.
The Legal Reckoning Now Unfolding
Amarillas entered his not guilty plea in Phoenix federal courthouse on March 27, 2026, beginning what promises to be a lengthy legal battle. The federal judge immediately ordered him held in custody pending trial, determining he poses flight risk and has potential to interfere with evidence and witnesses still at Camp Pendleton. That decision reflects prosecutorial arguments about the severity of charges and the defendant’s military connections. Federal prosecutors filed their complaint in U.S. District Court for the District of Arizona, establishing venue where much of the alleged weapons trafficking occurred. The government faces the task of proving not just theft but conspiracy, requiring evidence of coordinated criminal activity among multiple participants working toward common illegal objectives.
The Questions That Demand Answers
Court documents leave critical gaps that subsequent investigation must address. Who were the co-conspirators, and what roles did they play in the trafficking network? Where are the remaining two-thirds of stolen ammunition and any other unrecovered weapons? What motivated Amarillas beyond obvious financial gain; did ideology, personal grievances, or external pressures contribute to his alleged criminality? How many end-users purchased stolen military equipment, and do they pose ongoing threats to public safety or national security? The absence of public commentary from Amarillas’s defense attorney suggests strategic silence while building a case for trial, leaving only the prosecution’s narrative in public record thus far.
The Implications for Military Security Nationwide
This case transcends one corporal’s alleged crimes. It exposes systemic vulnerabilities in how the military safeguards its arsenal against insider threats. Authorities describe the stolen items as strictly controlled and dangerous, posing threats to civilians and law enforcement. That assessment acknowledges reality: military weapons in unauthorized hands create risks that civilian law enforcement lacks equipment and training to counter effectively. The case will likely prompt enhanced security protocols across military installations, increased investment in inventory management systems, and stricter personnel monitoring procedures. Congressional scrutiny appears inevitable, with potential calls for enhanced oversight and dedicated funding for security improvements that prevent similar breaches.
Sources:
Marine accused of stealing, selling weapons from Camp Pendleton















