diff --git a/src/dev/jest/integration_tests/junit_reporter.test.js b/src/dev/jest/integration_tests/junit_reporter.test.js
index b2ceedfb9f71..c26c8cfad802 100644
--- a/src/dev/jest/integration_tests/junit_reporter.test.js
+++ b/src/dev/jest/integration_tests/junit_reporter.test.js
@@ -29,7 +29,7 @@ const MINUTE = 1000 * 60;
 const ROOT_DIR = resolve(__dirname, '../../../../');
 const FIXTURE_DIR = resolve(__dirname, '__fixtures__');
 const TARGET_DIR = resolve(FIXTURE_DIR, 'target');
-const XML_PATH = resolve(TARGET_DIR, 'junit', process.env.JOB || '.', 'TEST-Jest Tests.xml');
+const XML_PATH = resolve(TARGET_DIR, 'junit', process.env.JOB || '.', `TEST-${process.env.JOB ? process.env.JOB + '-' : ''}Jest Tests.xml`);
 
 afterAll(async () => {
   await del(TARGET_DIR);
diff --git a/src/dev/jest/junit_reporter.js b/src/dev/jest/junit_reporter.js
index a1dcd0ba5026..0f748eff91e5 100644
--- a/src/dev/jest/junit_reporter.js
+++ b/src/dev/jest/junit_reporter.js
@@ -107,7 +107,7 @@ export default class JestJUnitReporter {
       rootDirectory,
       'target/junit',
       process.env.JOB || '.',
-      `TEST-${reportName}.xml`
+      `TEST-${process.env.JOB ? process.env.JOB + '-' : ''}${reportName}.xml`
     );
 
     const reportXML = root.end({
diff --git a/src/dev/mocha/__tests__/junit_report_generation.js b/src/dev/mocha/__tests__/junit_report_generation.js
index 1b6dea9863bc..1cb53ea0ca1c 100644
--- a/src/dev/mocha/__tests__/junit_report_generation.js
+++ b/src/dev/mocha/__tests__/junit_report_generation.js
@@ -51,7 +51,14 @@ describe('dev/mocha/junit report generation', () => {
     await new Promise(resolve => mocha.run(resolve));
     const report = await fcb(cb =>
       parseString(
-        readFileSync(resolve(PROJECT_DIR, 'target/junit', process.env.JOB || '.', 'TEST-test.xml')),
+        readFileSync(
+          resolve(
+            PROJECT_DIR,
+            'target/junit',
+            process.env.JOB || '.',
+            `TEST-${process.env.JOB ? process.env.JOB + '-' : ''}test.xml`
+          )
+        ),
         cb
       )
     );
diff --git a/src/dev/mocha/junit_report_generation.js b/src/dev/mocha/junit_report_generation.js
index a1d0cf30348a..56f035964064 100644
--- a/src/dev/mocha/junit_report_generation.js
+++ b/src/dev/mocha/junit_report_generation.js
@@ -140,7 +140,7 @@ export function setupJUnitReportGeneration(runner, options = {}) {
       rootDirectory,
       'target/junit',
       process.env.JOB || '.',
-      `TEST-${reportName}.xml`
+      `TEST-${process.env.JOB ? process.env.JOB + '-' : ''}${reportName}.xml`
     );
 
     const reportXML = builder.end({
diff --git a/tasks/config/karma.js b/tasks/config/karma.js
index 8e4d7b01d4a3..16947a97a3d1 100644
--- a/tasks/config/karma.js
+++ b/tasks/config/karma.js
@@ -67,7 +67,7 @@ module.exports = function (grunt) {
       reporters: process.env.CI ? ['dots', 'junit'] : ['progress'],
 
       junitReporter: {
-        outputFile: resolve(ROOT, 'target/junit', process.env.JOB || '.', 'TEST-karma.xml'),
+        outputFile: resolve(ROOT, 'target/junit', process.env.JOB || '.', `TEST-${process.env.JOB ? process.env.JOB + '-' : ''}karma.xml`),
         useBrowserName: false,
         nameFormatter: (browser, result) => [...result.suite, result.description].join(' '),
         classNameFormatter: (browser, result) => {