Adds more metadata to job prototypes:

Whether the job is a head.
The access levels the job has.
The total & spawn positions count.

Content.Shared/Jobs/JobPrototype.cs

@@ -1,27 +1,77 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using Robust.Shared.Localization;
 using Robust.Shared.Prototypes;
 using Robust.Shared.Utility;
 using YamlDotNet.RepresentationModel;
 
 namespace Content.Shared.Jobs
 {
+    /// <summary>
+    ///     Describes information for a single job on the station.
+    /// </summary>
     [Prototype("job")]
     public class JobPrototype : IPrototype, IIndexedPrototype
     {
         public string ID { get; private set; }
+
+        /// <summary>
+        ///     The name of this job as displayed to players.
+        /// </summary>
         public string Name { get; private set; }
 
+        /// <summary>
+        ///     Whether this job is a head.
+        ///     The job system will try to pick heads before other jobs on the same priority level.
+        /// </summary>
+        public bool IsHead { get; private set; }
+
+        /// <summary>
+        ///     The total amount of people that can start with this job round-start.
+        /// </summary>
+        public int SpawnPositions { get; private set; }
+
+        /// <summary>
+        ///     The total amount of positions available.
+        /// </summary>
+        public int TotalPositions { get; private set; }
+
         public string StartingGear { get; private set; }
-        public IEnumerable<string> Department { get; private set; }
+
+        public IReadOnlyCollection<string> Department { get; private set; }
+        public IReadOnlyCollection<string> Access { get; private set; }
 
         public void LoadFrom(YamlMappingNode mapping)
         {
             ID = mapping.GetNode("id").AsString();
-            Name = mapping.GetNode("name").ToString();
+            Name = Loc.GetString(mapping.GetNode("name").ToString());
             StartingGear = mapping.GetNode("startingGear").ToString();
-            Department = mapping.GetNode("department").AllNodes.Select(i => i.ToString());
+            Department = mapping.GetNode("department").AllNodes.Select(i => i.ToString()).ToList();
+            TotalPositions = mapping.GetNode("positions").AsInt();
+
+            if (mapping.TryGetNode("spawnPositions", out var positionsNode))
+            {
+                SpawnPositions = positionsNode.AsInt();
+            }
+            else
+            {
+                SpawnPositions = TotalPositions;
+            }
+
+            if (mapping.TryGetNode("head", out var headNode))
+            {
+                IsHead = headNode.AsBool();
+            }
+
+            if (mapping.TryGetNode("access", out YamlSequenceNode accessNode))
+            {
+                Access = accessNode.Select(i => i.ToString()).ToList();
+            }
+            else
+            {
+                Access = Array.Empty<string>();
+            }
         }
     }
 }