Competency Modeling
Competency Modeling
What is competency modeling?
- Defines the knowledge, skills, and attitudes of high performers
- A common standard for hiring, evaluation, and training
- Identifies 'what drives performance'
Once a competency model takes hold, the conversation in training-planning meetings changes first. Discussions that used to start with 'Which courses should we run this year?' shift to 'Of the 26 people in sales, how many are still at level 2 on competency 3?' When a line manager says 'Associate Kim works hard, but something is missing,' the real change is that this 'something' can be pinned down at the behavior level, and that the training manager becomes the person who owns the standard rather than a scheduling desk for instructors.
The models used in practice usually have a three-layer structure: common competencies for all employees, leadership competencies for team leaders and above, and job competencies split by job family such as sales, development, and production. Keeping each job to no more than 8–12 competencies makes the model manageable. Each competency is then broken into 3–5 levels of behavioral indicators, and a sentence like 'thinks strategically' is not an indicator. It should read more like 'Builds at least two competitor variables into the quarterly business plan and presents alternative scenarios,' so that a third party can judge whether it was done or not.
It also helps to keep this distinct from the job description (JD). A JD states 'what the job does (tasks and accountability)', while a competency model states 'how strong performers carry out those tasks (behavior)'. The source material differs too. A JD comes from a task list, but a competency model comes from behavioral event interviews (BEI) with 6–10 of your own company’s high performers and from the business strategy for the next 2–3 years. When the product mix or customer structure changes, the indicators go stale quickly, so plan a review every 2–3 years.
The most common mistake is copying and pasting an external competency dictionary as-is. A model built without interviewing a single high performer at your own company loses its authority the moment the business side asks, 'Who decided this?' From then on, any training attached to it feels like 'homework handed down from above.' Getting ambitious and listing more than 20 competencies is just as risky. If managers can't read through all the indicators during review season and fall back on gut-feel scores, a carefully built model becomes a reason to distrust the evaluations. And if you build it but never connect it to hiring questions, evaluation criteria, or training programs, it stays in a shared folder on the HR team's drive.
Jongmu KimSpecialist in corporate talent development and job skills
John KimJohn Kim, CEO of Nanum Consulting and author of B2B Marketing DesignThe starting point is psychologist David McClelland's 1973 paper, “Testing for Competence Rather Than for Intelligence.” It argued that the competencies of high performers predict performance better than intelligence or academic credentials do.
Let's look at a hypothetical case. Company A makes industrial valves, with 340 employees and KRW 110 billion (≈ US$82,298,400) in annual revenue. Over three years it grew its sales team from 14 to 26 people, yet new hires took an average of 11 months to close their first deal. Even though it ran a sales skills program every year, the feedback was always the same: 'We learned a lot, but it doesn't match how things work here.'
- The head of HR development met separately with the five top deal winners of the past two years and five average performers, 90 minutes each. They asked just one question: 'Walk me through your toughest win, from start to finish.'
- The difference was not eloquence. Before the first visit, the top five had confirmed who the purchasing, design, and production contacts were, and one of them said, 'If the design team objects, the quote isn't worth the paper it's printed on.'
- The training team cut the draft’s 17 competencies to 9 and wrote the level-2 indicator for 'multi-stakeholder mapping' as 'Before a visit, identify at least three decision influencers and record each one’s interests.'
- The head of sales added this item to the weekly pipeline meeting template. Training changed too: instead of an eight-hour skills lecture, it became a four-week coaching program in which each rep brings two active deals and checks their mapping.
- A year later, new hires’ time to first deal fell from an average of 11 months to 7 months, and the win rate on quotes of KRW 30 million (≈ US$22,400) or more rose from 18% to 26%. Interview questions for experienced hires were also rebuilt around these nine competencies.