Leadership — Sun Feb 15

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I’ve Done Management. That’s Not The Same Thing As Leadership.

Sun Feb 15
#leadership #data-engineering #career

Leadership: I’ve Done Management. That’s Not The Same Thing.

Not in energy. Not in tech.

When we scaled my wife’s business, I ended up running an office of people doing completely different jobs:

  • Bookings
  • HR
  • Finance
  • Art & design
  • Social media

All supporting restaurants and big, chaotic events.

I wasn’t bad at it.

I ran meetings well.
I helped people improve.
I handled process properly.

But I didn’t enjoy it.

I did disciplinary procedures — fairly, documented, calmly.
I even had to let someone go. Last resort. Completely justified.

Still brutal.

That was the moment I realised:

I can do this.
I just don’t want to.

I’m actually cool with that, and was glad I had the chance to find that out.


Management Isn’t Leadership

Management is accountability and structure.

Leadership is influence and stability.

They overlap — but they are not the same thing.

Leadership isn’t:

  • Telling people what to do
  • Forcing your direction
  • Winning arguments
  • Controlling outcomes

You’ll see people confuse volume with authority.

Don’t hate them.
Don’t judge them.

But don’t follow them.


Leadership Starts With Yourself

For me, leadership begins internally.

  • Stay steady.
  • Don’t take things personally.
  • Make your opinion known — with evidence.
  • Adjust if proven wrong.
  • Support decisions once they’re made.

I don’t “stand my ground” for ego.

I present a case.
If it holds, good.
If it doesn’t, I pivot.

That’s leadership too.


What This Means In Data Engineering

In data teams, leadership often shows up without the title.

You might be:

  • The most experienced engineer in the room
  • The one who sees the architectural risk
  • The one who understands the trade-offs

You don’t need to dominate the discussion.

You need to:

  • Raise risks early
  • Back proposals with evidence
  • Support the team’s direction once agreed
  • Help quietly when things wobble

The best senior engineers stabilise systems and people.

They don’t need credit.
They don’t need control.
They don’t need to win every room.

They just make the work better.


When I was a Manager, I didn’t enjoy firing someone.

But I learned I can carry responsibility without hiding from it.

Now as a Senior Data Engineer, I choose where I apply that weight.

In data engineering, leadership means:

  • Protecting standards
  • Guarding architecture
  • Encouraging others to grow
  • Leaving systems stronger than you found them

No title required.


Senior Data Engineer → Architect isn’t about becoming louder.

It’s about becoming steadier.

Gareth Winterman