Nobody gives you an onboarding manual for the stuff that actually matters. The HR paperwork is handled. The systems access is set up. But the unwritten rules — the ones that determine whether you thrive or stall — those you figure out alone. Here's what I learned.
Your instinct is to prove yourself immediately. Resist it. The first month is for listening, observing, and understanding how things actually work — not how they're supposed to work on paper. Ask clarifying questions. Map the informal power structure. Figure out who knows what, who gets things done, and who to avoid.
In the first 30 days, identify one thing you can do noticeably well. It doesn't have to be big — it might be responding to emails faster than average, volunteering for the task nobody wants, or organizing something that was a mess. A quick win builds credibility early and buys you goodwill for the learning curve ahead.
Everyone focuses on impressing their manager. Smart new hires also build relationships with peers — the colleagues at the same level who will actually shape your day-to-day experience. Offer help before asking for it. Know people's names. Show up to optional team events.
If your manager doesn't schedule regular 1:1s, ask for them. Come prepared with: what you've been working on, any blockers you're hitting, and one question about their priorities or how your work connects to bigger goals. Managers remember people who make their lives easier.
By day 90, you should know exactly what success looks like in your role. If you don't, ask. Literally say: "I want to make sure I'm focused on the right things — what would a great first six months look like to you?" This is not a vulnerable question. It's a professional one. Most managers respect it.
Overpromising and underdelivering. New hires get excited and say yes to everything. Then they miss deadlines or deliver mediocre work because they're stretched thin. Better to underpromise and overdeliver every single time. That reputation compounds fast.
Want to talk through your specific situation — a new job offer, a tricky manager, or a promotion strategy? Book a call.
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