Full-Time
Digital to physical mail for troops
No salary listed
Bluemont, VA, USA
Hybrid
| , |
Sandboxx offers a digital platform that connects the US military community with tools for communication, travel, finance, and career resources, anchored by its Letters service. The Letters service lets family and friends type a message with a photo on a phone, which Sandboxx prints and delivers as a physical letter to a military base, including basic training sites, with a return envelope for replies. The platform also provides military-focused travel and financial resources, all accessible through one app. Its goal is to keep service members and their families connected and supported through recruitment, active duty, and transition by providing practical, base-friendly solutions.
Company Size
51-200
Company Stage
Late Stage VC
Total Funding
$16.5M
Headquarters
Arlington, Virginia
Founded
2012
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401(k) Retirement Plan
401(k) Company Match
Health Insurance
Family Benefits
Flexible Paid Vacation
Paid Parental Leave
Relocation Assistance
Remote Work Options
Hybrid Work Options
Unlimited Paid Time Off
Paid Vacation
Gym Membership
Wellness Program
Mental Health Support
Phone/Internet Stipend
Home Office Stipend
Stock Options
Company Equity
Conferences Attendance Budget
Professional Development Budget
Tuition Reimbursement
Adoption Assistance
Childcare Support
Pet Insurance
Sabbatical Leave
Commuter Benefits
Life Insurance
Disability Insurance
Dental Insurance
Vision Insurance
Meal Benefits
Employee Discounts
Professional Certification Support
Mentorship Program
Training Programs
Legal Services
Relocation Assistance
New frontiers in anti-drone munitions were on display at SHOT Show 2026. Cheap and disposable drones have proven to be effective as anti-armor and anti-personnel weapons, and as quick and fast recon elements. Their proliferation isn't slowing down either thanks to their wide-scale production and affordability thus making them a serious concern for any infantry force. Therefore, a number of anti-drone munitions are being developed to counter drone threats - and at SHOT Show 2026 expo, Sandboxx News had the opportunity to see three new dedicated anti-drone munitions. Drone Round Defense's purpose-built rounds for standard platforms. A lot of anti-drone solutions at the infantry level require a specific weapon system - be it a shotgun or electronic warfare measure - to be used. In a kinetic environment, that can be difficult to constantly manage for troops. However, the Drone Round Defense company is changing the game by introducing purpose-built rounds designed to be fired from standard rifles and machine guns. These are 5.56 and 7.62 NATO cartridges that fragment as they are fired. The K variant turns into eight small projectiles and the L variant turns into five slightly large projectiles. The rounds are belt-fed and suppressor-compatible and do not require any changes to the firing platform to be used. Instead, a user can simply swap magazines or belts and fire the on-demand, anti-drone munition. This simplifies logistics, and, since they are fired from semi-auto and automatic platforms, also allows for fast follow-up shots. The K rounds have an effective range of 55 yards (or 50 meters) and the L variant of 100 yards (or 91 meters). The rounds can also destroy fiber wires for wired drones. Norma's AD-LER shotgun rounds. AD-LER stands for Anti-Drone - Long Effective range and is a modern spin on anti-drone shotgun munitions. Developed by the Swedish company Norma, these rounds are essentially a high-tech, long-range birdshot and utilize around 350 tungsten pellets to fill the sky with shot. The AD-LER rounds can work with any 12-gauge shotgun. They are firing No. 6 shot with a case length of 2.75 inches. Their velocity is around 1,325 feet per second and their overall effective range 110 yards (or 100 meters). Tungsten is denser and harder than steel, which allows the pellets to retain their velocity and punch at greater distances. These tungsten pellets also offer more penetrating power to deal with purpose-built ruggedized drones. They can rupture aluminum, carbon fiber, and plastic, turning delicate electronics into scrap material. The AD-LER rounds are designed around the Benelli M4 A.I. Drone Guardian, a specialized semi-auto shotgun designed for anti-drone warfare. The mass amount of shot fired per round creates what's essentially a net of ammo to hit fast moving drones. Maverick's Skynet anti-drone net. Maverick's Skynet system is designed for dense urban environments where missed shots could cause casualties. The Skynet is a 12-gauge cartridge designed to function with any standard 12-gauge shotgun. When fired, the round separates into five tethered projectiles that are connected to a high-strength ballistic fiber. There are two variants: the single shot and double shot. The single shot fires a five foot wide net. The double shot fires two nets, one 14 inches and another 24 inches wide. The net tangles the drone up, causing it to crash. The tethered projectiles vary in material. The zinc option has an effective range of 320 feet, whereas the tungsten and lead options offer 420 feet. In the event of a miss, the system deploys a parachute to slow the projectiles and net down as they descend to avoid unintended casualties. The SkyNet system could be employed by both civilian law enforcement and military forces to protect sensitive areas and installations. Counter-drone measures will have to become a part of any successful military strategy. While there are plenty of high-tech solutions, the old infantry method of shooting lead, or tungsten, at them will still be the most common.
The Department of the Air Force's Basic Military Training has partnered with Sandboxx, a digital platform, as a way to facilitate communication and increase engagement between trainees and their loved ones during what can otherwise be seen as stressful time.
Sandboxx, a Washington, DC — based platform navigating military life, closed an $8M growth funding round