0842 Field Artillery Radar Operator

An enemy mortar round leaves its tube. Before it lands, a Marine is already tracking it. The AN/TPQ-53 Firefinder Radar computes the firing point in seconds and passes the grid to the fire-direction center. The counterfire mission is on the way before the enemy crew can displace. You are the 0842 Field Artillery Radar Operator, and your job is to find enemy weapons systems before they get a second shot.

This MOS lives inside a combat-arms field but demands more technical precision than gun-line work. If you want artillery relevance paired with a sensor and systems identity, this is the role worth understanding in full.

Job Role and Responsibilities

The 0842 Field Artillery Radar Operator operates, maintains, and employs counterfire target acquisition radar systems in support of Marine artillery operations. You set up and operate the AN/TPQ-53 Firefinder Radar to track incoming rockets, artillery, and mortar rounds, compute firing positions for enemy weapons systems, and pass targeting data to fire-direction centers for counterfire missions.

Daily Tasks

In garrison, your time goes into operator and organizational maintenance on the radar system and its supporting equipment. You run diagnostics, check power generation units, inspect communication systems, and work through technical manuals when components need service. Classroom training on system architecture and target-processing procedures fills the schedule alongside physical training and administrative tasks.

In the field, the mission runs around the clock. You drive or tow the radar to a tactical site, set up the antenna and processing systems, and begin tracking. Every projectile the system detects gets analyzed: size, trajectory, and computed origin point. You transmit that data to the battery fire-direction center using specific data formats to minimize transmission error. When the radar picks up a firing point, the counterfire chain starts moving. Your accuracy and speed determine whether the battery can respond before the enemy crew moves.

Radar sites often operate semi-independently from the main battery position. That means small teams, real accountability for system readiness, and data quality that the rest of the battery depends on without seeing directly.

Specific Roles

Mission Contribution

Counterfire is one of the most time-critical missions in artillery. An enemy crew that fires a mortar and displaces before your battery can respond survives to fire again. A radar team that detects the round, computes the firing point, and passes it to the FDC in under a minute gives the battery a real chance to neutralize that position. Your data quality and speed directly determine whether counterfire succeeds.

Without effective radar support, the battery is responding to sound and observation alone. With your system running, it is responding to precision tracking data. That difference affects whether counterfire missions hit empty positions or the actual enemy crew.

Technology and Equipment

The primary system is the AN/TPQ-53 Firefinder Radar, a truck-mounted phased-array system that tracks projectiles from mortars, artillery, and rockets in flight. It connects to the Advanced Field Artillery Tactical Data System (AFATDS) for target data processing and mission routing. Supporting equipment includes tactical power generation units, communications systems, and the trucks that mount and transport the radar during tactical movements.

You will also work with electronic safety protocols, grounding equipment, and system-specific diagnostic tools that require methodical attention to the technical manual.

Salary and Benefits

Financial Benefits

Pay is determined by rank and years of service. You enter at E-1 and advance through the enlisted pay scale as you develop proficiency and take on more responsibility.

Source: DFAS 2026 pay tables. Figures reflect the 2026 pay raise.

Additional pay and allowances include:

• Basic Allowance for Subsistence (BAS): $476.95 per month for enlisted Marines (2026 rate)
• Basic Allowance for Housing (BAH): varies by duty station, pay grade, and dependency status
• Special duty or assignment pay where applicable by MOS and billet

Additional Benefits

Active-duty Marines receive TRICARE Prime at no enrollment cost. Coverage includes medical, dental, vision, mental health, and prescriptions. Dependents enrolled under your plan pay no enrollment fee.

Education benefits include Tuition Assistance (up to $4,500 per year) while on active duty and the Post-9/11 GI Bill after separation. The GI Bill covers full in-state tuition at public schools and up to $29,920.95 per academic year at private schools (2025-2026 cap), plus a monthly housing allowance and up to $1,000 per year in book stipends.

The Blended Retirement System (BRS) provides a pension at 20 years equal to 40 percent of your average highest 36 months of basic pay, with government-matched Thrift Savings Plan contributions beginning in your third year of service.

Work-Life Balance

Marines earn 30 days of paid leave per year, accruing at 2.5 days per month with a 60-day maximum carryover. Artillery schedules are mission-driven. Training cycles and deployment workups create irregular tempo. Garrison periods between cycles are more structured, though system maintenance and readiness requirements continue daily.

The radar MOS adds one wrinkle to the standard leave picture: system-down periods during maintenance windows often align with leave opportunities, but training exercises and pre-deployment readiness checks can override them. Coordinate leave requests early and with your section leader. The 60-day carryover cap is a real consideration for Marines who are frequently deployed or exercising. Unused leave above 60 days is forfeited at the start of the new fiscal year, so active management of your leave balance matters.

Qualifications and Eligibility

Basic Qualifications

The 0842 MOS requires a higher ASVAB line score than the basic cannoneer path because radar operation and maintenance demand real technical aptitude. The Secret clearance requirement adds another filter that candidates should address early in the enlistment process.

The GT 105 threshold reflects the technical demands of operating and maintaining a complex radar system. The Secret clearance eligibility requirement means your background must support a clearance before the MOS can be awarded. Financial problems, significant foreign contacts, or a criminal record can affect eligibility. Discuss your background honestly with your recruiter before you invest time in the process.

The ASVAB guide explains how the GT composite is calculated from VE, AR, and MC subtests. The PiCAT guide covers the at-home prescreen option that many first-time testers use before MEPS.

Application Process

Enlisting into 0842 adds a clearance eligibility step to the standard Marine path:

1. Contact a Marine Corps recruiter and express interest in the 08 Field Artillery field and radar track
2. Take the ASVAB or PiCAT to confirm GT 105 or higher
3. Complete the MEPS physical and confirm normal color vision
4. Begin the background investigation process for Secret clearance eligibility
5. Select an available 0842 contract if your scores and background support it
6. Ship to recruit training (Boot Camp) at MCRD Parris Island or MCRD San Diego

Selection Criteria and Competitiveness

The 0842 MOS produces fewer contract slots per recruiting cycle than the cannoneer path. A GT 105 threshold filters out a meaningful share of applicants. If you score at or above GT 105 and have a clean background for clearance purposes, you are a competitive applicant. Technical aptitude demonstrated through math and science coursework in high school or vocational training helps at the schoolhouse even if it is not a formal entry requirement.

Upon Accession into Service

You enter at E-1 (Private). The standard enlistment obligation is four years active duty. Confirm your specific contract terms with your recruiter before signing.

Work Environment

Setting and Schedule

Radar sites are set up in the field during exercises and operations, often at positions separated from the main battery. That physical separation means 0842 teams work with more independence than a standard gun-crew billet. The senior operator on a radar team is accountable for system readiness, data quality, and team performance without a supervisor watching over every transmission.

Shift work is part of the job. Radar systems run around the clock during fire missions and tactical operations. In garrison, daily work includes maintenance, system checks, and training on radar employment procedures.

Leadership and Communication

Radar teams are small, typically two to four Marines. The senior operator holds an NCO or SNCO billet and is accountable for the team, the equipment, and every piece of target data that goes to the FDC. Communication with the battery follows specific digital and voice data formats. Transmission errors affect the entire counterfire chain.

Performance feedback follows standard Marine Corps structure: proficiency and conduct marks for E-4 and below, counseling and FITREPs for E-5 and above.

Team Dynamics and Autonomy

Small team radar work gives you more individual responsibility earlier in your career than large gun-crew work does. The radar operator on watch is accountable for accurate tracking and timely data transmission. Errors affect the mission and the people depending on that data. That accountability is real from your first operational assignment.

At the same time, the radar team functions within the larger artillery network. Individual decisions that affect targeting data flow through established communication protocols, not independently.

Job Satisfaction and Retention

Marines who want technical problem-solving inside a combat-arms environment tend to find 0842 satisfying. The work is cognitively demanding during operations, less physically exhausting than gun-line duty, and builds a technical identity with clear post-service value. Experienced radar operators who develop into team leaders often find the combination of combat-arms credibility and technical depth difficult to replicate elsewhere in the Corps.

Training and Skill Development

Initial Training

The radar operator course at Fort Sill covers system setup and teardown, operator maintenance, radar employment doctrine, and the exact procedures for passing target data to the FDC. The course is technical and moves fast. Students who show up with some background in electronics or sensor systems typically adjust more easily.

Advanced Training

Experienced 0842 Marines can pursue several development paths:

• Advanced radar operator and crew chief qualification through in-unit training
• Digital fire-control systems training tied to AFATDS integration and network management
• Joint Terminal Attack Controller (JTAC) certification for selected Marines who want to expand into fire-support coordination
• Marine Corps Institute (MCI) distance-education courses in electronics and sensor systems at no cost to active-duty Marines
• Sergeant’s Course and SNCO professional military education for career advancement

The technical nature of 0842 makes off-duty education in electronics technology, systems operation, or RF engineering a practical investment. Tuition Assistance covers up to $4,500 per year while you are on active duty.

How Your Clearance Affects Career Development

The Secret clearance you hold as an 0842 Marine is not just a gate into the MOS. It opens advanced billet opportunities inside the artillery field and enables cross-field consideration for intelligence and electronic warfare communities. Maintaining the clearance requires financial responsibility, transparent reporting of foreign contacts, and compliance with all security training requirements. Marines who let security incidents accumulate, even minor ones, risk losing their clearance and their MOS with it. Treat the clearance as a professional asset that requires ongoing stewardship.

Career Progression and Advancement

Career Path

Role Flexibility and Transfers

0842 Marines can pursue lateral moves into 0844 Fire Control or 0861 Fire Support through the LATMOVE program with command endorsement. Marines with a Secret clearance and strong GT scores also have options to pursue cross-field moves into signals intelligence or electronic warfare fields if billets and billet requirements align.

The LATMOVE process requires a command recommendation, available billets in the receiving MOS, and a formal request through your administrative chain. Timing matters: the best window to request a LATMOVE is during reenlistment negotiation at the end of your first contract. Waiting until mid-contract reduces your options.

Performance Evaluation

E-4 and below receive proficiency and conduct marks on a numerical scale from their section chain of command. These marks contribute to the composite score used in promotion consideration. E-5 and above receive FITREPs that are evaluated by promotion boards at the competitive grades.

Radar operators are assessed on technical proficiency in system operation and maintenance, system readiness rates that reflect your maintenance discipline, targeting data accuracy on evaluated missions, and the quality of your leadership over the radar team. Marines who score high in technical areas but show weak leadership are not competitive for promotion in a team-leader MOS.

Physical Demands and Medical Evaluations

Physical Requirements

0842 sits inside a combat-arms occupational field. Daily physical demands are less intensive than gun-line duty, but you still lift and transport radar equipment, establish field sites on rough terrain, and operate in all weather conditions. You must maintain the same physical standards as all Marines.

Setting up a radar site is not a passive activity. The AN/TPQ-53 system and its supporting equipment require physical effort to move, position, and secure. Antenna masts, power generation units, and system electronics are heavy, and the setup timeline during tactical operations is compressed. You are not lifting howitzer rounds, but you are not sitting at a workstation either.

PFT and CFT are required twice per year. Physical conditioning is non-negotiable regardless of how technical your daily work is.

PFT and CFT Standards (2026)

Verify current standards at marines.mil before making any service decisions.

Medical Evaluations

Normal color vision is a hard requirement for this MOS, verified at MEPS. Periodic medical exams continue throughout service. Radar operators work near active RF transmitters, and the Marine Corps enforces strict RF safety zones around antennas during system operation. Failure to observe these zones creates health risks from non-ionizing radiation exposure. The training covers the protocols; following them is your responsibility.

Deployment and Duty Stations

Deployment Details

0842 Marines deploy as part of artillery units and can serve with Marine Expeditionary Unit fire support elements. Radar teams are frequently attached to regimental or counterfire organizations where their tracking capability is most needed. MEU and UDP rotations typically last seven to nine months.

Radar support missions can occur in joint and multinational environments where counterfire tracking is required beyond standard artillery unit structures, including joint headquarters and coalition operations.

Location Flexibility

Artillery units with radar assets are stationed at the following installations:

Assignments are determined by manpower requirements. Marines can submit location preferences but the Marine Corps makes assignment decisions based on its own needs.

Family Life and Quality of Living

Twentynine Palms is the most austere of these locations. The Mojave Desert offers limited off-base infrastructure, a small civilian economy, and significant distance from major metro areas. BAH rates are lower than Pendleton or Lejeune, reflecting lower local housing costs. Families stationed there often manage the limitations through on-base services and weekend trips to Los Angeles or Palm Springs. Camp Pendleton’s proximity to San Diego makes it easier for families to access employment, schools, and services. Lejeune’s surrounding area has a heavy military presence and reasonable cost of living for the East Coast.

Risk, Safety, and Legal Considerations

Job Hazards

RF transmitter exposure is the primary occupational hazard specific to this MOS. The AN/TPQ-53 antenna emits high-power radar energy when operating. The Marine Corps establishes minimum safe distances from the antenna during transmission, and these zones must be observed without exception. Electrostatic discharge can damage sensitive radar electronics and is a constant concern during setup and maintenance in dry or sandy environments. Proper grounding procedures protect both equipment and personnel.

Field operations carry the standard risks of vehicle movement, extreme temperatures, and the hazards present in any deployed environment.

The classified nature of some target data and radar system capabilities means you will work with controlled information. Mishandling classified material is a serious legal matter, not an administrative inconvenience.

Safety Protocols

The Marine Corps enforces mandatory RF exclusion zones around active antennas. Pre-mission safety briefs cover zone boundaries, system-on/system-off procedures, and emergency shutoff. Equipment grounding and ESD procedures are required at every setup and during all maintenance work.

The system-specific technical manual governs every maintenance procedure. Improvised fixes that skip grounding steps or bypass protective circuits can damage the radar system or injure personnel. Follow the manual. The consequences of shortcuts in high-power RF equipment are more serious than in most other military systems.

Security and Legal Requirements

The Secret clearance required for 0842 is processed through the national background investigation system. The process involves a background check that covers your financial history, foreign contacts, criminal record, and character references. It can take months, and a complex background can extend the timeline. Once granted, you must protect classified information according to Marine Corps security regulations, report foreign contacts, and avoid financial behaviors that could create a vulnerability. Annual security training is mandatory for all cleared personnel.

UCMJ obligations apply throughout your service. Clearance revocation ends your ability to perform this MOS and limits your assignment options significantly. Protect the clearance by maintaining the same standards that earned it.

Impact on Family and Personal Life

Family Considerations

Artillery unit tempo includes field exercises, pre-deployment training cycles, and seven-to-nine-month deployments. The radar team’s semi-independent operating style does not reduce deployment frequency. Families should plan for regular separation.

The Marine Corps provides support through Military OneSource, MCFTB, and MCCS programs at major installations. The Family Readiness Officer at each unit is the direct contact for spouses and family members during pre-deployment periods and while the Marine is away.

Family readiness looks different at each installation. At Camp Lejeune, there is a well-developed military spouse employment and childcare infrastructure. At Twentynine Palms, the options are more limited and the surrounding civilian economy is sparse. Families at 29 Palms often describe the location as isolating, particularly for spouses without a vehicle or those used to larger cities. On-base services, including child development centers, the commissary, and the exchange, offset some of the off-base limitations, but they do not eliminate them.

Families who research the specific installation before the Marine receives orders adjust more quickly than those who arrive without expectations. Military OneSource provides relocation guides and base-specific resource information before orders are finalized.

Relocation

Active-duty 0842 Marines move every two to three years on PCS orders. Each move includes BAH, household goods transportation assistance, and advance pay options. Preferred assignments can be requested but are not guaranteed by the Marine Corps. The clearance requirement for 0842 means certain billets and locations are more available to cleared Marines, and a well-maintained clearance can influence the types of assignments that become available over time.

Marine Corps Reserve

Component Availability

The 0842 MOS is available in the Marine Corps Reserve within artillery battalions and fire support coordination elements of Marine Forces Reserve.

Drill Schedule and Training Commitment

Standard commitment is one weekend per month plus two weeks per year. Artillery radar units typically require additional field training days beyond the standard schedule to maintain proficiency on the system. The specialized equipment means reserve training quality depends on system availability and allocated training support funding. Before choosing a unit, confirm that it has regular access to the AN/TPQ-53 and a realistic live-training calendar.

Part-Time Pay

An E-4 Corporal with two years of service earns $3,303.00 per month on active duty. Reserve drill pay is 1/30th of monthly basic pay per drill period. A standard drill weekend of four periods produces approximately $440 before taxes. Reserve service does not include BAH or BAS outside of qualifying orders.

Benefits Differences

Deployment and Mobilization

Reserve 0842 Marines can be mobilized under Title 10 orders for operational and contingency requirements. Mobilization frequency varies by unit and global demand. During mobilization, pay and benefits match active-duty standards.

Civilian Career Integration

Radar operation and maintenance experience pairs well with civilian careers in RF engineering, defense electronics, systems monitoring, and federal government positions. A Secret clearance opens doors to defense contractor and government roles that require cleared personnel. Reserve service generally does not conflict with civilian employment, and USERRA protects your civilian job rights during mobilizations. Many 0842 veterans find their clearance and sensor experience more valuable to civilian employers than their specific military title.

Post-Service Opportunities

Transition to Civilian Life

0842 is one of the more technically transferable roles in the artillery field. Radar systems knowledge, electronics maintenance proficiency, and fire-control data processing all have direct civilian equivalents in defense, aviation, and government sectors. The Transition Readiness Program (TRP) helps you translate technical military experience into civilian resume language that non-military employers can evaluate.

The Post-9/11 GI Bill is a powerful complement to a technical background. Marines who use the GI Bill to complete a degree in electrical engineering technology, systems engineering, or a related field position themselves well for defense contractor and federal civilian roles where the clearance and technical experience combine into a strong package.

Civilian Career Prospects

Salary data from the U.S. Bureau of Labor Statistics Occupational Outlook Handbook.

A Secret clearance and radar operations experience are competitive qualifications for defense contractor roles even without a degree, though a degree raises the salary ceiling significantly. The GI Bill makes that degree achievable after separation.

Defense Contractor Pathway

The defense contractor market is one of the strongest post-service options for 0842 veterans. Defense contractors support radar system maintenance, system upgrades, and operational training for military customers worldwide. A Marine with active radar experience and a current clearance is a candidate for roles that pay well above the median for civilians without clearances. Cleared roles in defense electronics typically command a 20 to 30 percent premium over equivalent uncleared technical positions. Maintaining your clearance in good standing at separation gives you a head start in that market.

Is This a Good Job for You? The Right (and Wrong) Fit

Ideal Candidate Profile

You are a strong candidate for 0842 if you want combat-arms service but prefer technical sensor work over physical gun-line crew duty. The right person for this MOS has a natural interest in how systems work, follows detailed technical procedures without taking shortcuts, and is comfortable holding accountability for data quality in a small team with limited direct supervision.

A clean background that can support a Secret clearance is a practical prerequisite, not an afterthought.

Potential Challenges

0842 is not the right choice if your main draw to artillery is the physical, visible identity of the gun line. Radar teams operate somewhat separately from the main battery, and the work is diagnostic and data-focused rather than physically dramatic. If belonging to a howitzer crew is the primary draw, the 0811 Field Artillery Cannoneer is a better match.

Radar systems require patient, methodical maintenance. Marines who resist detailed technical upkeep tend to struggle with this MOS.

Career and Lifestyle Alignment

0842 is a strong long-term fit for Marines who want a combat-arms identity with a technical foundation they can build on after service. The clearance, the radar experience, and the fire-support knowledge all translate into post-service options that the gun-line MOS cannot match directly. If you want the technical path inside the artillery field, this is it.

The lifestyle involves the same deployment frequency and field time as the rest of the artillery community. What it adds is a technical daily identity that reinforces your resume as you serve. Marines in this MOS who stay technically sharp, maintain their clearance, and use Tuition Assistance to build credentials during their service years exit with a package that civilian employers in the defense sector actively seek. That combination of combat-arms service and cleared technical experience is genuinely rare in the civilian workforce.

This site is not affiliated with the U.S. Marine Corps or any government agency. Verify all information with official Marine Corps sources before making enlistment or career decisions.

More Information

Contact your nearest Marine Corps Recruiting Station to confirm current 0842 contract availability, GT score requirements, and clearance timelines. Your recruiter has access to current NAVMC 1200.1L guidance that may differ from publicly available summaries.

Explore more OccFld 08 Field Artillery careers including the 0811 Field Artillery Cannoneer and the 0844 Field Artillery Fire Control Marine.

Need score context? Review the ASVAB guide and the PiCAT guide before publishing permanent MOS content.