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Biology Career – Custom Four-Track Career V3.8

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Creator: Neia

File verified — safe
All 74 security engines found this file clean.
Last checked: 2026-11-03
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Features:

  • Adds a brand-new Biology career with four distinct branches
  • Tracks include Pharmacy, Clinical Research, Pharmaceutical Industry, and Genetic Biology
  • Each track has ten career levels with unique job titles
  • Pay rates scale from entry-level wages up to high executive salaries
  • Skill requirements include Logic, Handiness, Charisma, Programming, and Gardening
  • Emotional bonuses like Energized, Focused, and Confident affect performance
  • Available in eight languages including English, French, Spanish, and German
  • Updated for compatibility with the Eco Lifestyle patch
  • Requires script mods to be enabled in game options
  • Fully compatible with the base game, no expansion packs required

This custom career mod introduces an entirely new Biology profession to The Sims 4, giving players fresh career paths beyond the game's default options.

The career branches into four specialized tracks—Pharmacy, Clinical Research, Pharmaceutical Industry, and Genetic Biology—each with ten progressively challenging levels, unique job titles, and skill-based requirements such as Logic, Handiness, Charisma, Programming, and Gardening.

Perfect for players who want more variety in their Sims' professional lives, this mod adds depth and realism to career gameplay, complete with detailed pay structures and emotional performance bonuses tied to each job level.

The mod supports multiple languages and works seamlessly with the base game, making it accessible to a wide range of players without requiring any expansion packs.

✅ Description reviewed by the CrashMods Team

Changelog

V3.8 — First release.
Frequently asked questions6 questions

Biology Career – which game and version is it for?

This mod was made for The Sims 4. The mod's own version: V3.8. After a major game update, older mods may stop working — check the version before installing.

Biology Career – how do I install it?

Put the .package files in the Documents/Electronic Arts/The Sims 4/Mods folder and enable custom content in the game settings.

Is the download safe?

We checked the file with VirusTotal: none of the 74 antivirus engines flagged it. The full report opens from the "Verified" badge on the mod's page.

How big is the download?

The mod's file size is about 1.4 MB.

Biology Career – who made it?

The mod's original creator: Neia.

Is the mod free?

Yes, downloading from CrashMods is free; registration is not required.

What’s inside the package?3 files · 1.5 MB unpackedScripts & code 1Other files 2Show filesHide files

Folders, file names and sizes, read from the downloadable archive.

Scripts & code — names only, these files cannot be opened: Neia_Careers_Biology.ts4script

Package
  • Neia_Careers_Biology.package1.4 MB
  • Neia_Careers_Biology.ts4script1.5 KB
  • Neia_Careers_Commons.package196.2 KB
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Download Get the latest version of this mod and enjoy!

Mod version: V3.8 The Sims 4 All versions 1 week ago 1.4 MB
Biology Career – Custom Four-Track Career V3.8 1.4 MB The Sims 4 Download File

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