I seek senior IT Support/DevOps/cloud roles where I can lead Kubernetes and CI/CD transformations, drive reliability, mentor teams, and deliver measurable cost and performance gains.
Yılmaz KORKMAZ
@yilmazkorkmaz
Senior IT Support/DevOps engineer driving resilient, scalable cloud and Kubernetes solutions.
What I'm looking for
I am a results-driven Senior DevOps Engineer with over 20 years’ experience delivering IT solutions across telecommunications, DevOps engineering, and infrastructure management. I lead large-scale Kubernetes and cloud transformations, design CI/CD pipelines, and optimise databases to deliver high-availability systems and measurable cost and performance improvements.
As founder and Managing Director of Hazel Tech, I’ve led multi-million-euro projects, migrated large Kubernetes clusters across datacenters, implemented Azure DevOps with Terraform to reduce costs by up to 80%, and maintained systems with >99% uptime for major clients including municipal and enterprise customers.
Experience
Work history, roles, and key accomplishments
Senior DevOps Engineer
Hazel Tech Consultancy Services Limited
Dec 2019 - Present (5 years 11 months)
Founded and operated a DevOps consultancy delivering Kubernetes-based platforms, CI/CD pipelines and database administration, achieving >99.2% availability for high-transaction systems and up to 80% cost reduction and 53% performance improvements for clients.
Administered mobile network traffic monitoring systems and custom Grafana dashboards, integrated VoLTE Call Trace and CEM trials, and implemented Nagios alarms and Cacti monitoring to improve detection and reduce incidents.
Provided engineering support to improve mobile network quality and customer experience, impacting over 51,000 customers and delivering crowd-sourced trials and internal tools to streamline operations.
Executed radio planning and optimization for 3G networks and supported international 2G optimization projects, delivering tools that saved daily engineering time and completing an international support project in 20 days.
Drive Test & RF Engineer
Ons Telekomunikasyon A.S.
Jun 2008 - Sep 2009 (1 year 3 months)
Performed field drive tests for 2G networks and produced technical analyses and reports to support network optimization efforts.
GSM Department Manager
EBA Engineering A.S.
Nov 2007 - Jun 2008 (7 months)
Led installation and maintenance of Vodafone base stations and managed an assembly team to deliver network build-outs and ongoing station operations.
Web Developer
Omni Web Advertisement and Consultancy Services A.S.
Feb 2007 - Sep 2007 (7 months)
Developed complex internet and intranet applications using PHP, ASP and JavaScript, delivering multi-platform web solutions for clients.
Web Development Instructor
PremierTurk IT Center
Mar 2003 - Feb 2006 (2 years 11 months)
Provided training in HTML, ASP, JavaScript and CSS to students and professionals to improve web development skills and job readiness.
Education
Degrees, certifications, and relevant coursework
Kocaeli University
Bachelor's Degree, Electronics and Telecommunications Engineering
Bachelor's degree in Electronics and Telecommunications Engineering from Kocaeli University.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Social media
Job categories
Skills
Interested in hiring Yılmaz?
You can contact Yılmaz and 90k+ other talented remote workers on Himalayas.
Message YılmazFind your dream job
Sign up now and join over 100,000 remote workers who receive personalized job alerts, curated job matches, and more for free!
