Position: Sr.System engineer/Network Engineer/Solution architect/Team Lead/Tech Lead/
Category: Lead
English level: upper
Years of experience: 11

Success infrastructure migrations and upgrades,
Establishing team processes,
Make knowledge and tutorial bases,
Establishing infrastructure security processes,
Minimize downtime in disaster situations,
Improve infrastructure performance on each layer,
Cost optimization,
Deep troubleshooting and root cause analysis,
Delivering killer features to the market when the bombs of falling down.
Establishing team internal processes, inter-team communications, collecting and analyzing requirements, converting requirements into projects and technical solutions, planning projects, accomplishing projects into tasks, and prioritizing and distributing tasks based on company goals and business needs. Growing a team based on skills and individual preferences, budgeting.
Preparing team goals, presenting all team new concepts and goals, preparing road maps, and writing detailed solutions and technical plans, documentation, and tutorials.
Analyzing OS, application, hardware performance metrics, and preparing recommendations and solutions based on analysis. Kernel and OS low-level optimizations. Deep troubleshooting and root cause analysis.
Network troubleshooting, low-level optimization, architecture development, planning, and building mesh networks on edge devices. 
Performing software, and hardware POCs, collecting and analyzing results, and building new modules. Analyzing metrics of hardware components, and selecting components and modules.
I expect clear responsibilities and an established workflow for tasks (or the possibility of establishing them).Open minds without bureaucracy.