131A vs 13R
Field Artillery Technician (USA) vs Field Artillery (FA) Weapons Locating Radar (WLR) Specialist (USA)
Both recruiters said this was "the best job in the Army." Statistically, they can't both be right.
Two promises walked into a recruiting station. The first: "be the technical expert that keeps the King of Battle firing with precision." The second: "operate the AN/TPQ-36 and AN/TPQ-37 Firefinder radars." Both promises were technically true in the way that "water is involved in surfing" is technically true about the Navy. 131A reality: you'll spend hours in a SCIF building target lists that change the moment rounds start flying, then rebuild them faster than the situation can deteriorate. 13R reality: when it doesn't work, you're troubleshooting a system that the manual describes with the optimism of someone who has never been in the field at 0300 with a malfunctioning radar and a counterfire mission pending. Same oath, different universes.
After the Uniform
The part the recruiter skips: what each job actually translates to once you're a civilian — and what it pays.
Salary data from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics program. A guide, not a guarantee.
Recruiter vs. Reality
The pitch versus what people who actually did the job report back.
“As a Field Artillery Technician, you'll be the technical expert that keeps the King of Battle firing with precision. You'll master targeting systems, ballistic computations, and fire direction procedures at a level that exceeds officer training — becoming the indispensable advisor that every artillery commander relies on.”
You are the warrant officer who turns 'we need fires' into a targeting packet that actually works, and you've been doing it since most of the officers in the TOC were in college. Your job is to make artillery smart, which is like teaching a sledgehammer to do surgery. The targeting cycle is your religion and counterfire is your love language. You'll spend hours in a SCIF building target lists that change the moment rounds start flying, then rebuild them faster than the situation can deteriorate. Every fires officer thinks they understand targeting until they watch you do it. The LTs call you 'Mr.' or 'Ms.' and that's exactly the right amount of distance. You are the adult in the fire support room.
“You'll operate the AN/TPQ-36 and AN/TPQ-37 Firefinder radars — the counterfire systems that track incoming rounds backward to their origin and hand targeting data to friendly artillery for immediate counterbattery fire. The radar systems are sophisticated, the mission is critical, and the technical training is genuine. Defense contractors supporting radar systems maintenance and foreign military sales have consistent demand for experienced Firefinder operators. Electronic systems troubleshooting skills transfer to civilian radar and electronics technician roles.”
You operate AN/TPQ-36 and AN/TPQ-53 radar systems that track incoming rounds and back-calculate where they came from so artillery can shoot back. When it works, it is genuinely impressive technology. When it doesn't work, you're troubleshooting a system that the manual describes with the optimism of someone who has never been in the field at 0300 with a malfunctioning radar and a counterfire mission pending. The system is vehicle-mounted, which means you live and die by the maintenance cycle of whatever truck platform it's on plus the radar itself, which doubles your PM surface area. You will set up in a position that is supposed to be masked from direct observation and will not be. The data you generate feeds fire support channels and can directly enable counterfire, which is the part of the job that makes everything else worthwhile. The radar technology skills — systems operation, maintenance, data interpretation — translate to defense contractor roles and federal agency positions. Your clearance plus radar background is a combination that specific employers will notice.
The Real Life
Same dimensions, side by side. 131A on the left, 13R on the right.
Serving as the technical fires expert for field artillery commanders — managing fire direction systems, maintaining gunnery accuracy, and advising on targeting methodology. You are the subject matter expert who bridges the gap between the officer leadership and the enlisted fire direction team. The work is deeply technical and requires comprehensive understanding of fires systems.
—
Warrant Officer Candidate School (WOCS) at Fort Novosel (AL) followed by the Field Artillery Technician Warrant Officer Basic Course at Fort Sill (OK). The training focuses on advanced fire direction, targeting, and fires system management. Entry requires prior enlisted experience as a 13-series MOS.
—
Moderate. Warrant officers operate in tactical environments but the role is more technical and advisory than physically demanding.
—
Field artillery technician warrant officer is the career path for senior artillerymen who want to stay technical. You are the unit's fires guru — the person who can troubleshoot any fire direction problem, ensure gunnery accuracy, and advise the commander on employment of every fires asset. What nobody tells you at the warrant officer brief: the warrant officer life is significantly different from both enlisted and officer careers. You have more autonomy, less formation-level accountability, and a narrower focus on your technical expertise. The trade-off is a smaller community with fewer promotion opportunities at the senior level. The civilian translation is niche — defense industry targeting and fires simulation companies are the most direct path. Many FA warrants enjoy the career because it lets them do what they love (fires) without the overhead they were growing tired of as senior NCOs.
—
Recent Reviews
Community Takes
Be the first to share your take on 131A vs 13R
Compare Other MOS
Search by code or title, or browse by branch