2831 Microwave Equipment Technician

You get a trouble call at 0300: the satellite terminal at the forward command post just dropped its link and the commanding officer has lost comms with regiment. You pull on your gear, grab the technical manual, and walk into the shelter. You run diagnostics, isolate a failed waveguide component, swap it out, and realign the system. Forty-five minutes later the link is back up. That is MOS 2831. You are the technician who keeps the Marine Corps talking when it matters most.

Job Role and Responsibilities

The 2831 Microwave Equipment Technician maintains, tests, and repairs multichannel radio relay systems, troposcatter terminals, and satellite communications equipment used by Marine Corps units across the entire MAGTF. You diagnose faults, replace failed components and assemblies, align systems to operational specifications, and restore communications capability under operational timelines. This role requires proficiency with electronic test equipment, technical manual procedures, and the ability to troubleshoot both analog and digital signal paths under field conditions.

Daily Tasks

On a garrison day, you run scheduled preventive maintenance on assigned systems: checking waveguide for moisture, verifying frequency stability, and logging equipment status. On a field exercise, you set up and align a satellite terminal under a camouflage net in the California desert while the temperature climbs past 100 degrees. In a deployed environment, you troubleshoot under pressure with the unit waiting for you to restore comms.

Specific tasks you can expect:

• Performing scheduled preventive maintenance on microwave relay and satellite terminal equipment
• Diagnosing and isolating faults using spectrum analyzers, power meters, oscilloscopes, and cable testers
• Replacing circuit cards, waveguide components, amplifiers, and modulator assemblies per technical manual procedures
• Running cable plant and waveguide inspections on vehicle-mounted and shelter-based systems
• Aligning systems post-maintenance and verifying link performance meets specifications
• Maintaining maintenance records, equipment logs, and readiness reporting
• Supporting field exercises by setting up, operating, and tearing down long-haul communications links

MOS Codes

Additional NMOS and AMOS designations are available through follow-on training and system qualifications. Confirm current options with your career planner.

Mission Contribution

A commander who cannot communicate with higher headquarters is flying blind. The satellite and microwave links that carry those communications move voice, data, and command information between forces that may be separated by hundreds of miles. When those systems fail, nothing moves. The 2831 is the person who restores that capability. That is not a passive support function; it is a direct combat multiplier, and units feel it immediately when the link goes down.

Technology and Equipment

2831 technicians work with systems that span multiple generations and form factors. Core equipment categories include:

• Multichannel radio relay systems and line-of-sight microwave terminals
• Satellite communications terminals, both transportable and vehicle-mounted
• Troposcatter systems capable of over-the-horizon communications
• Wideband satellite and SATCOM modem equipment
• Electronic test equipment: spectrum analyzers, power meters, signal generators, time-domain reflectometers
• Encryption devices and communications security equipment integrated with transmission systems
• Vehicle-mounted and shelter-based SATCOM suites

Equipment changes as the Marine Corps modernizes its communications infrastructure. Marines in this field receive follow-on system training as new equipment is fielded.

Salary and Benefits

Base Pay

All active-duty Marines receive the same base pay regardless of MOS. Pay is set by Congress and published annually by DFAS. The table below shows 2026 monthly base pay for the enlisted grades most relevant to a first-term and mid-career 2831.

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

Additional Benefits

• Healthcare: Active-duty Marines and their dependents receive TRICARE Prime at no cost. There are no enrollment fees, deductibles, or copays at military treatment facilities.
• Housing: BAH is paid when living off base. The rate varies by duty station ZIP code, pay grade, and dependent status.
• BAS: Monthly BAS for enlisted Marines is $476.95 (2026 rate per DFAS).
• Education: Federal Tuition Assistance covers up to $4,500 per year for approved coursework while on active duty. Post-9/11 GI Bill covers full in-state tuition at public schools and up to $29,920.95 per academic year at private schools (AY 2025-2026 cap).
• Retirement: The Blended Retirement System combines a 20-year pension (40% of high-36 average basic pay) with TSP matching starting at the third year of service and a mid-career continuation pay option between years 8 and 12.

Work-Life Balance

Electronics maintenance technicians work standard duty hours in garrison, punctuated by field exercises and deployments. Shop work is scheduled around equipment readiness requirements and command priorities. Deployments shift the pace to mission-driven timelines, and technical issues rarely wait for convenient hours. Leave accrues at 2.5 days per month (30 days per year), with a maximum carryover of 60 days.

The garrison-to-field rhythm varies by unit. A Marine at a communications battalion will have a different schedule than one attached to a regiment’s S6 maintenance section. Field exercises at MAGTFTC (29 Palms) or at MCB Lejeune can run two to four weeks, and the pace during those periods is driven by exercise timelines rather than a duty clock. During a MEU deployment, the shop operates around the ship’s schedule, and underway periods compress maintenance cycles. Work-life balance in this field is real during garrison periods and compressed during exercises and deployments, much like the rest of the Marine Corps.

Qualifications and Eligibility

Basic Qualifications

The primary ASVAB composite for OCCFLD 28 is the EL (Electronics Repair) line score. EL is calculated as: General Science (GS) + Arithmetic Reasoning (AR) + Mathematics Knowledge (MK) + Electronics Information (EI). A strong Electronics Information subtest score is directly relevant to this field.

Color vision is screened at MEPS. Electronics maintenance work requires you to distinguish between colored wire insulation, indicator lights, and component color bands. Resistors are color-coded. Status indicators on transmission equipment use colored LEDs. A failed color vision test can disqualify you from OCCFLD 28.

Use the ASVAB prep guide to understand how EL and other composites are calculated and what subtests to focus on. You can also take the PiCAT as an unproctored prescreen before your MEPS appointment.

Application Process

1. Contact a Marine Corps recruiter and express interest in electronics or communications maintenance
2. Take the ASVAB or PiCAT, focusing on the Electronics Information, Mathematics Knowledge, and General Science subtests
3. Complete the MEPS physical, including color vision and hearing tests
4. If your EL score qualifies, your recruiter submits you for an electronics maintenance contract
5. Background investigation for a Secret clearance begins at accession
6. Complete Boot Camp, then Marine Combat Training (MCT), then MOS schooling at MCCES

Selection Criteria

OCCFLD 28 selections are based on ASVAB EL composite score, physical qualification, and billet availability. A higher EL score improves your options within the field. Prior coursework in electronics, physics, or mathematics is useful preparation.

Service Obligation

Standard first-term enlistment is four years on active duty. Some technical contracts may carry additional service requirements. Confirm exact contract length with your recruiter before signing.

Work Environment

Setting and Schedule

2831 technicians work primarily in electronics maintenance shops, communications shelters, and communications vehicles. Garrison work involves scheduled bench time, technical manual procedures, and preventive maintenance. Field exercises move the work outdoors: setting up and aligning systems in rain, wind, heat, and cold. Desert training at 29 Palms means 110-degree heat in the summer; Lejeune exercises mean cold rain and mud. Deployments combine both garrison shop work and expeditionary conditions depending on the billet.

Leadership and Communication

You work within a communications or electronics maintenance section under a staff NCO or warrant officer shop chief. Technical work is reviewed because errors can take links offline with immediate operational consequences. Feedback is direct and tied to equipment outcomes. As you advance in rank, you supervise junior technicians and review their maintenance work before it is signed off.

Team Dynamics

Electronics maintenance combines individual technical skill with unit accountability. In many billets, you are the sole 2831 in the shop, which means your work directly affects unit readiness. You coordinate daily with communications operators, unit supply, and higher-echelon maintenance units. Learning to work with operators who do not share your technical background, and explaining fault conditions in plain language, is a real part of the job.

Job Satisfaction

Marines who make a career in OCCFLD 28 consistently describe satisfaction tied to solving hard problems under time pressure. When communications are down, you feel the weight of that. Restoring the link is the measure of a good day. Marines who prefer primarily physical or leadership-focused work over technical bench time may find the shop environment less engaging. But Marines who like electronics and want to build genuine technical expertise report strong career engagement and consistent demand when they transition out.

The long-term retention picture in this field reflects that. Technically proficient OCCFLD 28 Marines who re-enlist generally find strong billet options and competitive promotion rates at the E-5 and E-6 level, where technical depth is directly rewarded. Marines who arrive with genuine interest in electronics (not just a good ASVAB score) tend to thrive. The daily work can be unglamorous: paperwork, preventive maintenance schedules, waiting on parts. But the moments when a complex fault comes together and the link comes back up are the ones Marines in this field consistently describe as genuinely satisfying.

Training and Skill Development

Initial Training Pipeline

The Marine Corps Communications-Electronics School (MCCES) at 29 Palms is the primary schoolhouse for the entire OCCFLD 28 field. MOS School puts you in classrooms and labs learning signal theory, waveguide propagation, system architectures, and fault isolation procedures. You work with actual equipment, not just simulations. Course length can vary based on curriculum updates and equipment generation. After formal schooling, unit-level work builds system-specific proficiency that the classroom cannot fully replicate.

Advanced Training

After initial MOS qualification, 2831 technicians can pursue:

• Advanced microwave and satellite system courses at MCCES as follow-on training
• Manufacturer-specific system training when new equipment is fielded to units
• Electronic warfare and signals integration courses
• Formal instructor billets at MCCES after building sufficient field experience
• Warrant officer programs (MOS 2802) after meeting service and experience requirements

The Marine Corps regularly updates communications equipment, and follow-on system training is a career-long part of this field.

Staying current with new systems is one of the most important things you can do for your career in OCCFLD 28. Marines who volunteer for new equipment fielding courses and complete manufacturer training packages ahead of peers build technical reputations that pay off at promotion boards and warrant officer selection. The 2831 MOS spans a wide enough range of systems (from legacy multichannel line-of-sight equipment to modern SATCOM terminal architectures) that continuous learning is not optional; it is what the job requires. Marines who stop learning when they leave MOS School plateau early. Marines who stay curious about how new systems work consistently have more billet options, stronger evaluations, and better post-service prospects.

Career Progression and Advancement

Career Path

OCCFLD 28 Marines follow standard enlisted promotion timelines. Technical expertise, proficiency and conduct marks (junior enlisted), and FITREPs (SNCOs) drive promotion alongside mandatory time-in-grade requirements.

Specialization

Experienced OCCFLD 28 technicians can apply for the warrant officer program as MOS 2802 Ground Electronics Maintenance Officer. The 2802 warrant is one of the more direct paths from the enlisted technical maintenance community to warrant officer rank. Warrant officers in this field serve as technical experts and shop chiefs at higher organizational levels. Confirm current warrant officer program requirements with Marine manpower guidance.

LATMOVE

Marines seeking a MOS change can apply through the LATMOVE program. Technical background from OCCFLD 28 positions Marines well for lateral moves to communications, SIGINT-adjacent fields, or other electronics-related specialties. Confirm current LATMOVE availability with your career planner.

Performance Evaluation

E-1 through E-3 Marines receive proficiency and conduct marks. NCOs (E-4 and E-5) receive marks that factor into the promotion composite score. SNCOs (E-6 and above) receive formal FITREPs. Technical performance, equipment readiness contributions, and leadership of junior Marines are the central evaluation factors in this field.

Physical Demands and Medical Evaluations

Physical Requirements

Electronics maintenance is not a desk job. You handle heavy antenna assemblies, cable reels, and shelter components. You work in cramped equipment spaces inside vehicles and shelters. Field exercises add load-bearing work, extended outdoor operations, and the physical demands of setting up communications sites from scratch. PFT and CFT standards apply to every Marine in this field.

Verify current standards against official Marine Corps fitness publications before relying on this table.

Daily Physical Demands

Day-to-day physical work includes lifting and positioning antenna systems and equipment shelters, running coaxial and fiber cable through vehicles and buildings, working in awkward positions inside equipment bays, and carrying tool kits and test equipment on foot during field exercises. Heat stress is a real factor when working inside communications shelters in desert environments.

Medical Evaluations

Color vision screening occurs at MEPS; this is a hard requirement for entry into OCCFLD 28. Hearing tests are conducted at MEPS and periodically throughout service. High-power RF transmitters generate electromagnetic fields that require safety standoff distances, and prolonged work near transmitting equipment without proper precautions is a documented occupational hazard. Secret clearance holders receive periodic reinvestigations on a standard cycle.

Deployment and Duty Stations

Deployment Details

2831 technicians deploy with their parent command. MEU rotations typically run six to seven months. Ground combat element and combat service support units that field communications systems may deploy on unit deployment program (UDP) timelines. Okinawa-based assignments give you forward presence in the Pacific without formal deployment orders. Over a career, expect multiple overseas rotations.

Primary Duty Stations

OCCFLD 28 Marines support the entire MAGTF, which means billets at every major Marine installation. Communications units exist at all primary bases, giving 2831 technicians reasonable geographic flexibility compared to fields tied to a single platform.

Life at 29 Palms

If you receive orders to 29 Palms outside of MOS School, know what you are getting into. The Mojave Desert is remote. The nearest major city is Palm Springs, roughly 40 miles away. Summers are brutally hot. Families stationed there face a limited civilian job market and a school district that serves a small population. The base itself has the standard services (housing, MCCS facilities, commissary), but the isolation is real and affects some families more than others. Marines with families should discuss 29 Palms openly before accepting orders. That said, the training environment is excellent, and field exercises at the Marine Corps Air Ground Combat Center (MAGTFTC) are among the most realistic in the Corps.

Risk, Safety, and Legal Considerations

Job Hazards

Microwave and satellite communications work involves several specific hazards that require active management:

• High voltage: Transmitter power supplies and waveguide systems operate at voltages that can cause serious injury or death. Lock-out/tag-out procedures exist for a reason.
• RF radiation exposure: High-power microwave transmitters generate RF fields that can cause thermal tissue damage at close range. Safety standoff distances are specified in technical manuals and must be observed when systems are transmitting.
• Heat stress: Working inside equipment shelters with high-power electronics in a desert environment creates significant heat load. Monitoring for heat illness is part of safe shop management.
• Hearing: Extended work near high-power electronics and generators requires hearing protection.

Safety Protocols

Technical manuals specify lock-out/tag-out procedures for every energized system. RF safety distances are defined for each transmitting system and are not optional. PPE requirements for high-voltage work are outlined per technical manual. Marines who skip these procedures risk injury and disciplinary action. The shop chief is responsible for enforcing safety compliance, and junior technicians are accountable to follow it.

Security and Legal Requirements

A Secret clearance is standard for OCCFLD 28. Some billets require Top Secret access. Clearance obligations include reporting foreign contacts, financial delinquency, and any activity that could compromise classified information access. Losing a clearance affects billet eligibility across the entire field. Some transmission systems and associated encryption devices carry COMSEC accountability requirements; loss or compromise of COMSEC equipment is a serious offense with legal consequences.

The background investigation for a Secret clearance reviews your complete history: criminal record, financial standing, foreign contacts, drug use, and character references. The investigation begins at accession and continues while you are in Boot Camp and MCT. An interim clearance allows you to begin classified work before the full investigation closes. If anything in your background is complicated (prior drug use, significant debt, foreign relatives), be upfront with your recruiter before enlisting. Concealing information during the clearance process is a separate offense from the underlying issue and makes outcomes worse, not better. Most applicants with straightforward backgrounds receive their interim clearance without significant delays.

Some billets in communications units involve equipment under the TEMPEST program, which controls electromagnetic emissions from classified systems to prevent interception. Working on TEMPEST-controlled systems requires additional access authorization and specific maintenance procedures. Your command security officer will brief you on those requirements when you arrive at a billet that involves them.

Impact on Family and Personal Life

Family Considerations

Your first extended time away from home starts with MOS School at 29 Palms (typically three to four months after Boot Camp and MCT). After MOS School, the duty station picture improves. Camp Pendleton and Camp Lejeune are well-established Marine communities with full family support infrastructure, active housing markets, and school districts that have experience serving military families.

If orders take you to Okinawa, that assignment is typically accompanied for Marines of sufficient rank and time in service. The Okinawa community is tight-knit, the schools on and around the base serve military families well, and the island has genuine appeal. The tradeoff is distance from the continental U.S.

Support Systems

• Marine Corps Family Team Building (MCFTB) provides family readiness and pre-deployment resources
• Military OneSource offers free counseling and financial planning services at no cost to active-duty families
• Marine Corps Community Services (MCCS) operates recreation, education, and family support programs at every major installation

Relocation

Expect two to three duty station moves across a first enlistment and follow-on service. Communications and electronics units are distributed across the Corps’ major installations, which gives 2831 Marines more location options than fields tied to a single platform or installation.

During a typical first enlistment, you might spend MOS School at 29 Palms, draw your first permanent duty station at Pendleton or Lejeune, deploy with your unit, and potentially receive orders to Okinawa before your contract ends. Each move involves a Permanent Change of Station (PCS) order with a travel allowance, but relocating a family every two to three years is a real logistical and financial challenge even with military support programs. Families benefit from connecting with the gaining installation’s family services office before arrival; housing wait times, school enrollment deadlines, and spousal employment resources vary significantly between Pendleton, Lejeune, and Okinawa.

Marine Corps Reserve

Component Availability

OCCFLD 28 MOS codes are available in the Marine Corps Reserve. Reserve units with communications or ground electronics maintenance billets need trained 2831 technicians. Billet availability varies by region. Contact a reserve recruiter to confirm current options near you.

Drill Schedule

Reserve Marines commit to one weekend per month and two weeks per year for Annual Training. Electronics maintenance reserve units often conduct field training exercises tied to communications equipment readiness beyond the standard drill weekend. Annual Training typically includes system-specific refresher work on assigned equipment.

Part-Time Pay

An E-4 Corporal with over two years of service earns $3,303.00 per month on active duty. Reserve drill pay per drill period is based on the active-duty daily rate (monthly base pay divided by 30). A standard reserve weekend covers four drill periods, putting a Corporal at roughly $440-$509 for the weekend depending on years of service. Annual Training provides two full weeks of active-duty pay on top of that.

Active Duty vs. Marine Corps Reserve Comparison

Civilian Career Integration

Electronics maintenance and satellite communications skills pair well with civilian careers in telecommunications, defense electronics contracting, broadcast engineering, and IT infrastructure management. A Secret clearance adds real market value for cleared contractor positions that routinely pay premiums over uncleared roles. Reserve service keeps your FCC licensing knowledge and equipment proficiency current while you build civilian work experience simultaneously. USERRA protections apply to all reserve Marines.

Post-Service Opportunities

Transition to Civilian Life

Microwave and satellite communications experience translates directly to civilian roles. The Transition Readiness Program (TRP) provides job placement assistance, resume help, and interview coaching in the final months of active duty. SkillBridge internship programs let you work for a civilian employer in the last 180 days of service while still drawing military pay, a meaningful head start on the civilian side.

FCC licensing is a recognized civilian credential that maps directly to this MOS background. The FCC General Radiotelephone Operator License (GROL) is respected in broadcast, maritime, and commercial satellite operations. CompTIA certifications (Network+, Security+) are widely recognized and align with the systems and signal theory you learn in this field.

Civilian Career Prospects

Salary data is approximate. Verify current figures at BLS.gov before making decisions based on these numbers.

The defense contractor market for cleared SATCOM and microwave technicians is well-established. Companies that support government satellite ground stations, military communications networks, and DoD enterprise communication programs routinely hire veterans from this MOS background. Pay premiums for active Secret clearances run $5,000-$15,000 per year above equivalent uncleared positions at the time of publication. That premium reflects the time and cost of the background investigation, which a veteran coming off active duty has already completed.

For Marines who prefer a non-contractor path, telecommunications carriers operate microwave backhaul networks that use equipment conceptually similar to military line-of-sight systems. Broadcast engineering at TV and radio stations requires similar RF and transmission maintenance skills. Federal civilian positions with agencies like the FAA, DHS, and DoD also regularly post for electronics technicians with military backgrounds and clearances.

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

Ideal Candidate

This role is a strong match if you:

• Enjoy electronics, troubleshooting, and working methodically through technical manuals
• Score well on the math and electronics subtests of the ASVAB
• Are patient with multi-step fault isolation procedures; some faults take hours to isolate
• Want hands-on technical work with direct operational consequences
• Are comfortable in a small shop environment where your output directly affects the unit

Potential Challenges

This is not the right path if you:

• Prefer primarily physical, infantry-style, or interpersonally varied work over technical bench work
• Are impatient with diagnostic procedures that require working through steps in sequence
• Struggle with math or electronics concepts
• Do not pass color vision screening at MEPS
• Want daily variety in physical environments over a shop-based technical routine

Career and Lifestyle Fit

OCCFLD 28 rewards patience and precision. Marines who build genuine technical depth in this field consistently find strong civilian career demand after service. The warrant officer pathway (MOS 2802) is one of the clearer advancement routes in the technical maintenance community. Marines who are primarily motivated by physical challenge or kinetic work may find the field less satisfying. But if you want to become genuinely expert at something technical and have that expertise matter every time you show up to work, this MOS delivers.

The lifestyle question comes down to comfort with shop-based technical work and a relatively predictable garrison routine punctuated by field exercises and deployments. If you enlisted imagining daily physical action, this MOS will feel different from that expectation. If you enlisted because you scored well on electronics and are genuinely curious about how RF systems work, you will find the work engaging from the first week of MOS School. The best long-term 2831 Marines are the ones who would have found their way to electronics work whether or not the Marine Corps existed; the Corps just gave them better equipment to work on.

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 local Marine Corps Recruiting Station (RSS) or visit marines.com for current EL score cutoffs, school seat availability, and contract options for OCCFLD 28.

Explore more OccFld 28 Ground Electronics Maintenance careers such as 2862 Ground Electronics Systems Maintenance Technician and 2887 Artillery Electronics Technician.

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