← Risk register SOC 51-6091 · reviewed 2026-08-11

Extruding and Forming Machine Setters, Operators, and Tenders, Synthetic and Glass Fibers

12,850 US workers · median $46,350/yr · Production

EXPOSED

The work is hands-on: threading filaments through spinnerets, changing dies and bushings, clearing broken ends, doffing packages, and adjusting temperature, draw ratio, and winder speed on continuous fiber lines. Language AI barely touches this, but the plant-floor automation that already runs modern spinning lines does — inline vision inspection, closed-loop process control, and automated doffing steadily cut the operator-to-machine ratio. There is no license, no signature, and no customer relationship protecting the role; what protects it is the awkward physical reality of hot polymer, glass bushings, and thousands of fragile filaments.

10-year outlook: Employment keeps shrinking as fiber lines run with fewer, more technical operators; the survivors are the ones doing changeovers, mechanical fixes, and break diagnosis rather than watching gauges.

US employment, 2019–2025-29.5%
18,23012,850 workers

This fall is concentrated in 2020 and has not recovered since.

Median pay $36,110 → $46,350 +2.7% in real terms (nominal +28.4%, less ~25% US inflation over the period)

The job count is not the verdict

This line is counted by the Bureau of Labor Statistics — the one figure on this page that isn't a judgement of ours. Headcount moves on demand, offshoring, demographics and the business cycle, and automation is one term among several, often not the loudest.

So a falling line is not evidence that AI did it, and a rising one is not evidence that it won't. Both happen in this register: some occupations resist automation and shrink anyway, others are highly automatable and keep growing. The marked year is 2020.

BLS projection, 2024–2034

-1.1%

Percentage only. The projection counts a different population from the 12,850 above — it includes self-employed workers, which for this occupation is most of them, so the two headcounts are not comparable.

Exposed, and shrinking

Both signals point the same way: the tasks are largely automatable and the BLS projects -1.1% by 2034. This is the case where the score and the forecast agree, and it is the one worth taking seriously.

Different clocks. The score is what current AI could do to this work today. The projection is how many of these jobs will exist in 2034. Everything between the two — how fast employers actually adopt, whether demand grows in the meantime — is why they can point opposite ways without either being wrong.

~2,000 openings a year on average, including replacing people who leave.

One email if this score changes. Watch as many occupations as you like from the same address — no account, and nothing is sent on a schedule, only when a verdict actually moves.

Also known as — 24 job titles this covers

Titles reported by people doing this work, from the US Department of Labor's O*NET survey. If your job title is here, this page is about your work even though the name doesn't match.

SpinnerExtruderGranulatorPot TipperBox SpinnerBeamer OperatorHot End OperatorMachine OperatorStretch OperatorExtruder OperatorSpindraw OperatorTest Skein WinderDrawbench OperatorExtrusion OperatorPelletizer OperatorExtrusion TechnicianFiber Machine TenderSpinning Bath PersonExtrusion Line OperatorSpinning Bath PatrollerBeaming Machine OperatorSynthetic Staple ExtruderExtrusion Machine OperatorExtrusion Process Operator

Score — 37/100 resistance

Holding it up: embodiment (15/20). Weakest point: liability shield (2/20).

Five dimensions, 0–20 each, summed. Higher means more protected. The arithmetic is shown so you can check it: 11 + 15 + 2 + 3 + 6 = 37. · Scored 2026-08-11, and re-examined when evidence accumulates rather than on a schedule.

Task resistance 11/20

Mixed — a routine tier and a judgment tier String-up after a break, feeling denier by hand at the godet, and judging when a bushing is drifting are still manual on most lines — but setpoint recipes, closed-loop tension and temperature control, and automated doffing on newer spinning positions have already absorbed a large share of the shift, which is why this sits at 11 rather than up with millwrights.

Embodiment 15/20

Hands-on in uncontrolled environments You work within arm's reach of 250-300°C melt, glass bushings at bushing temperature, and steam-hot quench air, threading filament bundles by hand at the winder and hauling packages — an uncontrolled, hot, moving environment that no arm has been cheaply retrofitted into, held below the high teens only because the work happens on a fixed line rather than roaming a site.

Liability shield 2/20

No licence, no signature requirement No state license, no certification requirement, no signed record follows you; OSHA lockout/tagout and PPE rules bind the employer, and any fiber defect claim lands on the plant's quality system, not your name — the 2 reflects only that you may hold in-house forklift or confined-space cards.

Trust premium 3/20

Anonymous artifact production The output is packages of yarn or roving graded by denier, tenacity, and break count; the customer never learns which operator ran the position, and shift handover to another operator changes nothing about the product.

Judgment & accountability 6/20

Executes defined procedures on defined inputs Your calls are bounded by the recipe sheet and control limits — bump the winder speed, pull a position, escalate to the process engineer — so real discretion exists on when to down a position mid-shift, but the draw ratio and temperature profile were decided by someone else.

This occupation has already been through one. Headcount fell 31.9% between 2017 and 2025 — 18,880 to 12,850 — while the median wage held roughly flat in real terms (+ 6.2% after inflation). A job being commoditised usually loses pay along with headcount. One that shrinks by half while pay holds is leaving a specialist core behind, and the score above was assigned from the occupation title without sight of that history — so it may be describing the job this used to be rather than the people still doing it. Why this is a known limit.

Confidence: medium · reviewed 2026-08-11 · how scoring works

What this job involves — and which parts are yours

The verdict above describes this occupation as a whole. Almost nobody does the typical version of a job — tick what's actually in your week and see how your own mix sits.

AI already does these at usable quality

These still need a person

Active moats on the surviving side: embodiment, physical-presence

How to future-proof this job

Training paths for your skill gaps: Coursera — customer service and client-facing skill courses free to audit · Coursera — teaching and instructional design, audit free free to audit · Coursera — people management and team leadership specialisations free to audit · Apprenticeship.gov — electrical, HVAC, plumbing and fitting programs that pay while you learn paid to train · Khan Academy — mathematics, arithmetic through calculus free · Apprenticeship.gov — industrial maintenance and millwright programs paid to train

All 35 skills ranked by how many jobs they open →

Where this experience transfers — occupations you could move toward

Computed from U.S. Dept. of Labor O*NET skill and knowledge profiles: high overlap with what you already do, a materially higher resistance score, no large jump in required training, and no licence you would have to start a new pipeline to get. Targets that pay meaningfully less, that are themselves COOKED, or whose own headcount is falling are excluded — a move into a shrinking trade is not an escape.

Furniture Finishers EXPOSED · 52/100 · you already have ~77% of the skill profile

Skills to close: Service Orientation, Instructing, Management of Personnel Resources

Crane and Tower Operators SAFE · 67/100 · you already have ~77% of the skill profile

Skills to close: Installation, Mathematics

Continuous Mining Machine Operators EXPOSED · 51/100 · you already have ~77% of the skill profile

Skills to close: Installation, Equipment Maintenance, Management of Personnel Resources

What would move this back up — beyond any one person

The moves above are yours to make. This is the other half: what would have to change in the world for the occupation itself to score higher. None of it is in any one person's gift, but it is where the floor actually comes from. Scores here are not a one-way ratchet. Only two of the five dimensions — task resistance and embodiment — track what machines can do. The other three track law, what buyers will pay for, and who is answerable, and those move in both directions, often in response to the same pressure AI creates. If every lever below landed, this occupation would score around 48/100, still EXPOSED.

3 specific changes that would raise this score
  • already happening task resistance +4

    Task-mix shift within the occupation: as inline vision inspection, closed-loop draw/temperature control and automated doffing absorb steady-state tending, what remains on a line is string-up after a break, spinneret/bushing changeover, startup transients and diagnosing filament breaks of unknown cause — the tier automation handles worst. Watch for the operator-to-machine ratio falling while job postings shift to 'process technician' with troubleshooting and changeover as the core duties (already visible at carbon fiber and glass bushing plants).

  • plausible judgment accountability +4

    Formal scrap/hold and process-deviation authority vested in the named operator under AS9100/Nadcap-audited traceability for aerospace-grade carbon fiber and defense precursor lines: the operator records and owns the disposition of an out-of-spec tow lot rather than a supervisor or the control system. Watch for customer (e.g. airframer or dialyzer maker) audit requirements naming operator-level deviation sign-off.

  • plausible liability shield +3

    Not a professional license, but a documented-qualification regime with a personal signature: FDA 21 CFR 820 process-validation records for hollow-fiber dialysis membrane, or Nadcap-certified operator qualification for aerospace composite precursor, requiring a specific qualified individual to sign each batch/changeover record and be re-certified. This raises the shield modestly; it does not create personal legal liability.

The limit. There is no realistic route to a trust premium — buyers purchase tow, roving and yarn to spec and never learn who ran the line, so no plausible change makes them pay for a human operator. Embodiment is already near the top of what this work supports and will fall, not rise, as automated doffing and robotic bushing handling mature. Even with every lever above, the occupation stays capability-exposed: the binding constraint is plant capital spending, not law.

These are conditions, not forecasts — what would have to happen, not what will. Specific rules, cases and bills are named so you can go and check whether they exist and where they stand; verify before relying on any of them. Nothing here is legal or financial advice.

Where this work is, and what it pays there

BLS metro figures for 23 areas. The verdict above does not change by city — the rubric judges what the work involves, not where it happens — but pay and headcount do, and the national median hides a very wide range.

Most of these jobs

Dalton, GA 860 $45,610 -2%
Atlanta-Sandy Springs-Roswell, GA 590 $58,980 +27%
Charlotte-Concord-Gastonia, NC-SC 580 $40,310 -13%
Augusta-Richmond County, GA-SC 500 $42,380 -9%
Dallas-Fort Worth-Arlington, TX 220 $59,330 +28%
Wilmington, NC 210 —
Chattanooga, TN-GA 200 $48,900 +6%
Hickory-Lenoir-Morganton, NC 190 $35,890 -23%

Best paid

Kingsport-Bristol, TN-VA 100 $71,610 +54%
Mobile, AL 130 $63,900 +38%
Minneapolis-St. Paul-Bloomington, MN-WI 80 $63,760 +38%

Percentages are against this occupation's national median of $46,350. Counts are jobs in that metro, not vacancies. Metros where the BLS suppressed the cell are absent rather than shown as zero.

Who is actually doing this — nobody, on the record

We have no reported case of a named organisation automating this occupation. Not one deployment, not one announcement.

That is worth saying out loud next to a score of 37. The verdict above is about what the work exposes — what current AI could do to these tasks. It is not a claim that anyone has done it. For this occupation those two things have come apart completely: the capability argument is on this page, and the evidence column is empty.

Read that as a gap in the reporting we can see, not proof of absence — the dispatch runs on English-language feeds and misses plenty. If you know of a case, tell us, or add a field report from inside the job.

Quick take — do you do this job?

Has AI actually changed your work? One tap, anonymous, and the running tally is public. Nothing else is asked of you.

Self-reported and unverified — a sentiment signal, not a survey. One response per person per occupation; you can change your answer.

Field reports — what people say has changed

No field reports yet. A written account takes a paragraph rather than a tap, goes to an editor before it appears, and is the one thing on this page the rubric cannot produce on its own.

File a field report

Concrete beats general: a tool that arrived, a task that moved, a headcount decision you watched happen. Don't include anything that identifies you or your employer if that would put you at risk.

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Kept current

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