diff --git a/code/__DEFINES/~skyrat_defines/jobs.dm b/code/__DEFINES/~skyrat_defines/jobs.dm
new file mode 100644
index 00000000000..c62efae5e83
--- /dev/null
+++ b/code/__DEFINES/~skyrat_defines/jobs.dm
@@ -0,0 +1,4 @@
+#define JOB_UNAVAILABLE_QUIRK 6
+
+#define SEC_RESTRICTED_QUIRKS "Blind" = TRUE, "Blood Deficiency" = TRUE, "Brain Tumor" = TRUE, "Deaf" = TRUE, "Paraplegic" = TRUE, "Mute" = TRUE, "Foreigner" = TRUE, "Pacifist" = TRUE
+#define HEAD_RESTRICTED_QUIRKS "Blind" = TRUE, "Deaf" = TRUE, "Mute" = TRUE, "Foreigner" = TRUE
diff --git a/code/controllers/subsystem/job.dm b/code/controllers/subsystem/job.dm
index 1693a56e771..53c3cf3d8e7 100644
--- a/code/controllers/subsystem/job.dm
+++ b/code/controllers/subsystem/job.dm
@@ -85,6 +85,10 @@ SUBSYSTEM_DEF(job)
 			return FALSE
 		if(!job.player_old_enough(player.client))
 			return FALSE
+		//SKYRAT EDIT ADDITION BEGIN - CUSTOMIZATION
+		if(job.has_banned_quirk(player.client.prefs))
+			return FALSE
+		//SKYRAT EDIT END
 		if(job.required_playtime_remaining(player.client))
 			return FALSE
 		var/position_limit = job.total_positions
@@ -109,6 +113,11 @@ SUBSYSTEM_DEF(job)
 		if(!job.player_old_enough(player.client))
 			JobDebug("FOC player not old enough, Player: [player]")
 			continue
+		//SKYRAT EDIT ADDITION BEGIN - CUSTOMIZATION
+		if(job.has_banned_quirk(player.client.prefs))
+			JobDebug("FOC job not compatible with quirks, Player: [player]")
+			continue
+		//SKYRAT EDIT END
 		if(job.required_playtime_remaining(player.client))
 			JobDebug("FOC player not enough xp, Player: [player]")
 			continue
@@ -147,6 +156,12 @@ SUBSYSTEM_DEF(job)
 			JobDebug("GRJ player not old enough, Player: [player]")
 			continue
 
+		//SKYRAT EDIT ADDITION BEGIN - CUSTOMIZATION
+		if(job.has_banned_quirk(player.client.prefs))
+			JobDebug("GRJ player has incompatible quirk, Player: [player]")
+			continue
+		//SKYRAT EDIT END
+
 		if(job.required_playtime_remaining(player.client))
 			JobDebug("GRJ player not enough xp, Player: [player]")
 			continue
@@ -327,6 +342,12 @@ SUBSYSTEM_DEF(job)
 					JobDebug("DO player not old enough, Player: [player], Job:[job.title]")
 					continue
 
+				//SKYRAT EDIT ADDITION BEGIN - CUSTOMIZATION
+				if(job.has_banned_quirk(player.client.prefs))
+					JobDebug("DO player has incompatible quirk, Player: [player], Job:[job.title]")
+					continue
+				//SKYRAT EDIT END
+
 				if(job.required_playtime_remaining(player.client))
 					JobDebug("DO player not enough xp, Player: [player], Job:[job.title]")
 					continue
diff --git a/code/modules/mob/dead/new_player/new_player.dm b/code/modules/mob/dead/new_player/new_player.dm
index 6d189cfc5de..0526e6fd154 100644
--- a/code/modules/mob/dead/new_player/new_player.dm
+++ b/code/modules/mob/dead/new_player/new_player.dm
@@ -255,6 +255,10 @@
 			return "Your account is not old enough for [jobtitle]."
 		if(JOB_UNAVAILABLE_SLOTFULL)
 			return "[jobtitle] is already filled to capacity."
+		//SKYRAT EDIT ADDITION BEGIN - CUSTOMIZATION
+		if(JOB_UNAVAILABLE_QUIRK)
+			return "[jobtitle] is restricted from your quirks."
+		//SKYRAT EDIT END
 	return "Error: Unknown job availability."
 
 /mob/dead/new_player/proc/IsJobUnavailable(rank, latejoin = FALSE)
@@ -278,6 +282,10 @@
 		return JOB_UNAVAILABLE_ACCOUNTAGE
 	if(job.required_playtime_remaining(client))
 		return JOB_UNAVAILABLE_PLAYTIME
+	//SKYRAT EDIT ADDITION BEGIN - CUSTOMIZATION
+	if(job.has_banned_quirk(client.prefs))
+		return JOB_UNAVAILABLE_QUIRK
+	//SKYRAT EDIT END
 	if(latejoin && !job.special_check_latejoin(client))
 		return JOB_UNAVAILABLE_GENERIC
 	return JOB_AVAILABLE
diff --git a/modular_skyrat/modules/customization/datums/traits/negative.dm b/modular_skyrat/modules/customization/datums/traits/negative.dm
new file mode 100644
index 00000000000..ee1d30848d7
--- /dev/null
+++ b/modular_skyrat/modules/customization/datums/traits/negative.dm
@@ -0,0 +1,15 @@
+/datum/quirk/mute
+	name = "Mute"
+	desc = "Due to some accident, medical condition, or simply by choice, you are completely unable to speak."
+	value = -2 //HALP MAINTS
+	gain_text = "<span class='danger'>You find yourself unable to speak!</span>"
+	lose_text = "<span class='notice'>You feel a growing strength in your vocal chords.</span>"
+	medical_record_text = "Functionally mute, patient is unable to use their voice in any capacity."
+
+/datum/quirk/mute/add()
+	var/mob/living/carbon/human/H = quirk_holder
+	H.gain_trauma(new /datum/brain_trauma/severe/mute, TRAUMA_RESILIENCE_ABSOLUTE)
+
+/datum/quirk/mute/remove()
+	var/mob/living/carbon/human/H = quirk_holder
+	H?.cure_trauma_type(/datum/brain_trauma/severe/mute, TRAUMA_RESILIENCE_ABSOLUTE)
diff --git a/modular_skyrat/modules/customization/modules/client/preferences.dm b/modular_skyrat/modules/customization/modules/client/preferences.dm
index 38c8a0180f6..a9793ee56ff 100644
--- a/modular_skyrat/modules/customization/modules/client/preferences.dm
+++ b/modular_skyrat/modules/customization/modules/client/preferences.dm
@@ -1213,6 +1213,9 @@
 				var/available_in_days = job.available_in_days(user.client)
 				HTML += "<font color=red>[rank]</font></td><td><font color=red> \[IN [(available_in_days)] DAYS\]</font></td></tr>"
 				continue
+			if(job.has_banned_quirk(src))
+				HTML += "<font color=red>[rank]</font></td><td><font color=red> \[BAD QUIRKS\]</font></td></tr>"
+				continue
 			if((job_preferences[SSjob.overflow_role] == JP_LOW) && (rank != SSjob.overflow_role) && !is_banned_from(user.ckey, SSjob.overflow_role))
 				HTML += "<font color=orange>[rank]</font></td><td></td></tr>"
 				continue
diff --git a/modular_skyrat/modules/customization/modules/jobs/_job.dm b/modular_skyrat/modules/customization/modules/jobs/_job.dm
index f48aeb8b931..b0fda34a64f 100644
--- a/modular_skyrat/modules/customization/modules/jobs/_job.dm
+++ b/modular_skyrat/modules/customization/modules/jobs/_job.dm
@@ -1,7 +1,47 @@
 /datum/job
 	///With this set to TRUE, the loadout will be applied before a job clothing will be
 	var/no_dresscode
+	//List of banned quirks in their names(dont blame me, that's how they're stored), players can't join as the job if they have the quirk. Associative for the purposes of performance
+	var/list/banned_quirks
 
+/datum/job/proc/has_banned_quirk(datum/preferences/pref)
+	if(!pref) //No preferences? We'll let you pass, this time (just a precautionary check,you dont wanna mess up gamemode setting logic)
+		return FALSE
+	if(banned_quirks)
+		for(var/Q in pref.all_quirks)
+			if(banned_quirks[Q])
+				return TRUE
+	return FALSE
 
 /datum/job/assistant
 	no_dresscode = TRUE
+
+/datum/job/officer
+	banned_quirks = list(SEC_RESTRICTED_QUIRKS)
+
+/datum/job/detective
+	banned_quirks = list(SEC_RESTRICTED_QUIRKS)
+
+/datum/job/warden
+	banned_quirks = list(SEC_RESTRICTED_QUIRKS)
+
+/datum/job/blueshield
+	banned_quirks = list(SEC_RESTRICTED_QUIRKS)
+
+/datum/job/hos
+	banned_quirks = list(SEC_RESTRICTED_QUIRKS, HEAD_RESTRICTED_QUIRKS)
+
+/datum/job/cmo
+	banned_quirks = list(HEAD_RESTRICTED_QUIRKS)
+
+/datum/job/chief_engineer
+	banned_quirks = list(HEAD_RESTRICTED_QUIRKS, "Paraplegic" = TRUE)
+
+/datum/job/rd
+	banned_quirks = list(HEAD_RESTRICTED_QUIRKS)
+
+/datum/job/hop
+	banned_quirks = list(HEAD_RESTRICTED_QUIRKS)
+
+/datum/job/qm
+	banned_quirks = list(HEAD_RESTRICTED_QUIRKS)
diff --git a/modular_skyrat/modules/customization/readme.md b/modular_skyrat/modules/customization/readme.md
index 463a24acdca..19540056265 100644
--- a/modular_skyrat/modules/customization/readme.md
+++ b/modular_skyrat/modules/customization/readme.md
@@ -41,6 +41,9 @@ Re-writes how mutant bodyparts exist and how they're handled. Adds in a per limb
 
  ./code/modules/mob/living/carbon/human/species.dm > /datum/species/regenerate_organs() > APPENDED
 
+ ./code/controllers/subsystem/job.dm > /datum/controller/subsystem/job/proc/FindOccupationCandidates(), /datum/controller/subsystem/job/proc/GiveRandomJob(), /datum/controller/subsystem/job/proc/DivideOccupations(), /datum/controller/subsystem/job/proc/AssignRole()
+ ./code/modules/mob/dead/new_player/new_player.dm > /mob/dead/new_player/proc/IsJobUnavailable(), /proc/get_job_unavailable_error_message()
+
 ### Defines:
 
  ./code/modules/surgery/organs/tongue.dm > var/static/list/languages_possible_base - added 2 languages
diff --git a/tgstation.dme b/tgstation.dme
index 68df0636cf6..93e85e28873 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -133,6 +133,7 @@
 #include "code\__DEFINES\research\anomalies.dm"
 #include "code\__DEFINES\~skyrat_defines\blueshield.dm"
 #include "code\__DEFINES\~skyrat_defines\DNA.dm"
+#include "code\__DEFINES\~skyrat_defines\jobs.dm"
 #include "code\__DEFINES\~skyrat_defines\keybindings.dm"
 #include "code\__DEFINES\~skyrat_defines\logging.dm"
 #include "code\__DEFINES\~skyrat_defines\obj_flags.dm"
@@ -3306,6 +3307,7 @@
 #include "modular_skyrat\modules\customization\datums\dna.dm"
 #include "modular_skyrat\modules\customization\datums\elements\polychromic.dm"
 #include "modular_skyrat\modules\customization\datums\keybinding\communication.dm"
+#include "modular_skyrat\modules\customization\datums\traits\negative.dm"
 #include "modular_skyrat\modules\customization\game\objects\items\balls.dm"
 #include "modular_skyrat\modules\customization\game\objects\items\storage\rings.dm"
 #include "modular_skyrat\modules\customization\game\objects\items\tanks\n2_tanks.dm"