Wave of suicides among US cyber personnel sparks alarm in Pentagon

The US military’s cyberwarfare unit is examining an unusually high number of suicides among personnel over a one-month period this summer, according to officials and people familiar with the matter, who spoke to Bloomberg.

Between early June and early July, as many as five individuals who worked in or closely with US Cyber Command died by suicide, based on internal communications, public records and sources. The deaths have raised concern among lawmakers and military leaders within the highly secretive command, which is responsible for defending US networks and conducting offensive cyber operations.

In June, Cyber Command leadership acknowledged three suicides in an internal email to staff, according to two people familiar with the message. Public records indicate that two more deaths followed shortly afterwards. The rapid succession has led officials to classify the incidents as a “suicide cluster,” a designation used by the Pentagon when deaths occur closer together than expected and require targeted intervention.

One of the deceased was Technical Sergeant Kevin Stallings, a digital network intelligence analyst based at Fort Meade, Maryland. He died one month before his 37th birthday. His family identified him publicly to draw attention to the issue. Stallings had served nearly two decades in the Air Force, travelling widely, earning a degree in intelligence analysis and receiving multiple decorations. He was remembered as a private and dedicated serviceman.

“Kevin cared about everybody,” said his brother, Adam Stallings. “I believe his mission was to protect us all.”

The causes behind the suicides remain unclear. The US Centres for Disease Control and Prevention notes that suicide is rarely linked to a single factor. The military is investigating at least one of the cases.

Cyber personnel often operate in classified environments far from physical battlefields but face significant psychological strain. A 2025 Army-funded study by psychologist Erick Miyares found cyber operators reported insomnia, memory loss and chronic stress, though the study remains unreleased due to security concerns.

Workload pressures have intensified amid global conflicts, including the US war with Iran, and the growing importance of artificial intelligence in cyber operations. Officials say staffing shortages have persisted for years, contributing to burnout.

“There’s always a crisis, and everything’s always a priority,” said former Cyber Command employee Andrew Schoka. “We would burn people out faster than we could produce them.”

General Joshua Rudd, who assumed leadership in March, warned lawmakers that without additional funding for mental health support, “burnout and force degradation will increase.”

Following the deaths, military leaders have emphasised support measures. “The loss of any member of the military community is a tragedy, and our deepest sympathies are with their loved ones,” a Pentagon spokesperson said, adding the military “remains steadfast in our commitment to suicide prevention.”

Lawmakers have launched inquiries, calling the situation a “critical issue,” as concerns grow over the mental health of cyber personnel working under sustained pressure.

By Tamilla Hasanova