diff --git a/fusion_plating/fusion_plating_jobs/__manifest__.py b/fusion_plating/fusion_plating_jobs/__manifest__.py
index f030d50d..19560850 100644
--- a/fusion_plating/fusion_plating_jobs/__manifest__.py
+++ b/fusion_plating/fusion_plating_jobs/__manifest__.py
@@ -3,7 +3,7 @@
 # License OPL-1 (Odoo Proprietary License v1.0)
 {
     'name': 'Fusion Plating — Native Jobs',
-    'version': '19.0.1.4.0',
+    'version': '19.0.1.5.0',
     'category': 'Manufacturing/Plating',
     'summary': 'Native plating job model — replaces mrp.production / mrp.workorder bridge.',
     'description': """
diff --git a/fusion_plating/fusion_plating_jobs/models/__init__.py b/fusion_plating/fusion_plating_jobs/models/__init__.py
index f245dd30..37a8fa38 100644
--- a/fusion_plating/fusion_plating_jobs/models/__init__.py
+++ b/fusion_plating/fusion_plating_jobs/models/__init__.py
@@ -7,5 +7,7 @@
 
 from . import fp_job
 from . import fp_job_node_override
+from . import fp_portal_job
+from . import account_move
 from . import res_config_settings
 from . import sale_order
diff --git a/fusion_plating/fusion_plating_jobs/models/account_move.py b/fusion_plating/fusion_plating_jobs/models/account_move.py
new file mode 100644
index 00000000..33d3f973
--- /dev/null
+++ b/fusion_plating/fusion_plating_jobs/models/account_move.py
@@ -0,0 +1,47 @@
+# -*- coding: utf-8 -*-
+# Copyright 2026 Nexa Systems Inc.
+# License OPL-1 (Odoo Proprietary License v1.0)
+#
+# When an invoice is posted, find the linked fp.job (via origin) and
+# update the portal job state to 'complete' + stamp invoice_ref.
+
+import logging
+
+from odoo import models
+
+_logger = logging.getLogger(__name__)
+
+
+class AccountMove(models.Model):
+    _inherit = 'account.move'
+
+    def action_post(self):
+        result = super().action_post()
+        for invoice in self.filtered(
+            lambda m: m.move_type in ('out_invoice', 'out_refund')
+        ):
+            invoice._fp_link_to_job()
+        return result
+
+    def _fp_link_to_job(self):
+        self.ensure_one()
+        if not self.invoice_origin:
+            return
+        Job = self.env['fp.job'].sudo()
+        # Walk SO -> fp.job
+        SO = self.env['sale.order'].sudo()
+        so = SO.search([('name', '=', self.invoice_origin)], limit=1)
+        if not so:
+            return
+        job = Job.search([('sale_order_id', '=', so.id)], limit=1)
+        if not job or not job.portal_job_id:
+            return
+        portal = job.portal_job_id
+        if 'state' in portal._fields:
+            portal.state = 'complete'
+        if 'invoice_ref' in portal._fields:
+            portal.invoice_ref = self.name
+        _logger.info(
+            'Invoice %s linked to fp.job %s portal %s',
+            self.name, job.name, portal.name,
+        )
diff --git a/fusion_plating/fusion_plating_jobs/models/fp_job.py b/fusion_plating/fusion_plating_jobs/models/fp_job.py
index 14166c21..290fc655 100644
--- a/fusion_plating/fusion_plating_jobs/models/fp_job.py
+++ b/fusion_plating/fusion_plating_jobs/models/fp_job.py
@@ -15,6 +15,7 @@ import logging
 from markupsafe import Markup
 
 from odoo import fields, models
+from odoo.exceptions import UserError
 
 _logger = logging.getLogger(__name__)
 
@@ -240,3 +241,170 @@ class FpJob(models.Model):
                     ),
                 )
         return True
+
+    # ------------------------------------------------------------------
+    # Lifecycle hooks (Tasks 2.6, 2.7, 2.8)
+    #
+    # On confirm: create the portal-job mirror record and (when the
+    # customer requires QC) a fusion.plating.quality.check.
+    # On done: create a draft fusion.plating.delivery and best-effort
+    # trigger fp.certificate auto-generation.
+    #
+    # The QC and certificate models live in modules this module does NOT
+    # depend on by design (bridge_mrp). We runtime-detect those models so
+    # the hooks degrade gracefully when those modules are absent.
+    # ------------------------------------------------------------------
+    def action_confirm(self):
+        result = super().action_confirm()
+        for job in self:
+            job._fp_create_portal_job()
+            job._fp_create_qc_check_if_needed()
+        return result
+
+    def _fp_create_portal_job(self):
+        """Create the fusion.plating.portal.job mirror record."""
+        self.ensure_one()
+        if self.portal_job_id:
+            return  # already exists — idempotent
+        Portal = self.env['fusion.plating.portal.job'].sudo()
+        portal = Portal.create({
+            'name': self.name,
+            'partner_id': self.partner_id.id,
+            'state': 'in_progress',
+            'x_fc_job_id': self.id,
+        })
+        self.portal_job_id = portal.id
+
+    def _fp_create_qc_check_if_needed(self):
+        """If customer has x_fc_requires_qc=True, create a QC check.
+
+        The fusion.plating.quality.check model lives in
+        fusion_plating_bridge_mrp; we runtime-detect it to avoid a
+        depends-on-bridge_mrp cycle. If the model isn't registered, log
+        a warning and skip — bridge_mrp can be installed later without
+        breaking this flow.
+        """
+        self.ensure_one()
+        partner = self.partner_id
+        wants_qc = (
+            'x_fc_requires_qc' in partner._fields
+            and partner.x_fc_requires_qc
+        )
+        if not wants_qc:
+            return
+        if 'fusion.plating.quality.check' not in self.env:
+            _logger.warning(
+                "Job %s: customer wants QC but fusion.plating.quality.check "
+                "model not registered (bridge_mrp deferral).", self.name,
+            )
+            return
+        QC = self.env['fusion.plating.quality.check'].sudo()
+        # Try to create with the most likely required fields. If the
+        # model has a different schema than expected, this may need
+        # adjustment when bridge_mrp's QC model lands here.
+        try:
+            qc_vals = {
+                'partner_id': partner.id,
+                'state': 'pending',
+            }
+            # Try the new field name first; fallback to mrp-bound.
+            if 'job_id' in QC._fields:
+                qc_vals['job_id'] = self.id
+            elif 'production_id' in QC._fields:
+                # bridge_mrp's QC binds to production. We can't fill that
+                # from here — leave it null and let a manual link happen.
+                pass
+            QC.create(qc_vals)
+        except Exception as e:
+            _logger.warning(
+                "Job %s: failed to create QC check: %s", self.name, e,
+            )
+
+    # ------------------------------------------------------------------
+    # button_mark_done — Task 2.8
+    # ------------------------------------------------------------------
+    def button_mark_done(self):
+        """Transition the job to 'done' and trigger downstream side effects.
+
+        - Sets state='done', date_finished=now
+        - Auto-creates a draft fusion.plating.delivery
+        - Triggers certificate auto-generation (best-effort)
+        """
+        for job in self:
+            if job.state == 'done':
+                continue
+            if job.state == 'cancelled':
+                raise UserError(
+                    "Job %s is cancelled — cannot mark done." % job.name
+                )
+            job.state = 'done'
+            job.date_finished = fields.Datetime.now()
+            job._fp_create_delivery()
+            job._fp_create_certificates()
+        return True
+
+    def _fp_create_delivery(self):
+        """Create a draft fusion.plating.delivery linked to this job."""
+        self.ensure_one()
+        if self.delivery_id:
+            return
+        Delivery = self.env['fusion.plating.delivery'].sudo()
+        # Verify the model has a job link field. The current delivery
+        # model uses `job_ref` (Char) as a soft reference; some forks
+        # may add `x_fc_job_id` (Many2one).
+        if 'x_fc_job_id' in Delivery._fields:
+            ref_field = 'x_fc_job_id'
+            ref_value = self.id
+        elif 'job_ref' in Delivery._fields:
+            ref_field = 'job_ref'
+            ref_value = self.name
+        else:
+            _logger.warning(
+                "Job %s: fusion.plating.delivery has no job link field; "
+                "delivery created without job back-reference.", self.name,
+            )
+            ref_field = None
+            ref_value = None
+        try:
+            vals = {
+                'partner_id': self.partner_id.id,
+            }
+            if ref_field:
+                vals[ref_field] = ref_value
+            delivery = Delivery.create(vals)
+            self.delivery_id = delivery.id
+        except Exception as e:
+            _logger.warning(
+                "Job %s: failed to auto-create delivery: %s", self.name, e,
+            )
+
+    def _fp_create_certificates(self):
+        """Trigger cert auto-create on job done.
+
+        Best-effort: if fp.certificate has the right fields, create a
+        draft CoC. Otherwise log + skip.
+        """
+        self.ensure_one()
+        if 'fp.certificate' not in self.env:
+            return
+        Cert = self.env['fp.certificate'].sudo()
+        try:
+            vals = {
+                'partner_id': self.partner_id.id,
+            }
+            if 'certificate_type' in Cert._fields:
+                vals['certificate_type'] = 'coc'
+            if 'state' in Cert._fields:
+                vals['state'] = 'draft'
+            # Add job link if Cert has the field
+            if 'x_fc_job_id' in Cert._fields:
+                vals['x_fc_job_id'] = self.id
+            elif 'job_id' in Cert._fields:
+                vals['job_id'] = self.id
+            elif 'sale_order_id' in Cert._fields and self.sale_order_id:
+                vals['sale_order_id'] = self.sale_order_id.id
+            Cert.create(vals)
+        except Exception as e:
+            _logger.warning(
+                "Job %s: failed to auto-create cert: %s", self.name, e,
+            )
diff --git a/fusion_plating/fusion_plating_jobs/models/fp_portal_job.py b/fusion_plating/fusion_plating_jobs/models/fp_portal_job.py
new file mode 100644
index 00000000..b1ab2e08
--- /dev/null
+++ b/fusion_plating/fusion_plating_jobs/models/fp_portal_job.py
@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Copyright 2026 Nexa Systems Inc.
+# License OPL-1 (Odoo Proprietary License v1.0)
+#
+# Add a back-reference from fusion.plating.portal.job to the native
+# fp.job. Coexists with any future x_fc_production_id (legacy
+# mrp.production link) added by bridge_mrp.
+
+from odoo import fields, models
+
+
+class FusionPlatingPortalJob(models.Model):
+    _inherit = 'fusion.plating.portal.job'
+
+    x_fc_job_id = fields.Many2one(
+        'fp.job',
+        string='Plating Job',
+        index=True,
+        help='Native fp.job link. Coexists with x_fc_production_id (legacy '
+             'mrp.production link).',
+    )
diff --git a/fusion_plating/fusion_plating_jobs/tests/test_fp_job_extensions.py b/fusion_plating/fusion_plating_jobs/tests/test_fp_job_extensions.py
index 52b7943c..1250b468 100644
--- a/fusion_plating/fusion_plating_jobs/tests/test_fp_job_extensions.py
+++ b/fusion_plating/fusion_plating_jobs/tests/test_fp_job_extensions.py
@@ -332,3 +332,53 @@ class TestSoConfirmHook(TransactionCase):
             self.assertEqual(count_after_first, count_after_second)
         else:
             self.skipTest('x_fc_part_catalog_id field not present')
+
+
+class TestJobLifecycleHooks(TransactionCase):
+    def setUp(self):
+        super().setUp()
+        self.partner = self.env['res.partner'].create({'name': 'C'})
+        self.product = self.env['product.product'].create({'name': 'P'})
+
+    def _make_job(self, **kw):
+        vals = {
+            'partner_id': self.partner.id,
+            'product_id': self.product.id,
+            'qty': 1.0,
+        }
+        vals.update(kw)
+        return self.env['fp.job'].create(vals)
+
+    def test_confirm_creates_portal_job(self):
+        job = self._make_job()
+        job.action_confirm()
+        self.assertTrue(job.portal_job_id)
+        self.assertEqual(job.portal_job_id.partner_id, self.partner)
+
+    def test_confirm_idempotent_portal_job(self):
+        job = self._make_job()
+        job.action_confirm()
+        portal_id = job.portal_job_id.id
+        # Second call (e.g. via a re-trigger) shouldn't create a duplicate
+        job._fp_create_portal_job()
+        self.assertEqual(job.portal_job_id.id, portal_id)
+
+    def test_button_mark_done_sets_state(self):
+        job = self._make_job()
+        job.action_confirm()
+        job.button_mark_done()
+        self.assertEqual(job.state, 'done')
+        self.assertTrue(job.date_finished)
+
+    def test_button_mark_done_creates_delivery(self):
+        job = self._make_job()
+        job.action_confirm()
+        job.button_mark_done()
+        self.assertTrue(job.delivery_id)
+
+    def test_button_mark_done_blocks_when_cancelled(self):
+        from odoo.exceptions import UserError
+        job = self._make_job()
+        job.action_cancel()
+        with self.assertRaises(UserError):
+            job.button_mark_done()