Olivier Mauras

Chemin de la marouette 5, 1607 Palézieux
+41 78 618 91 78
olivier@mauras.ch
http://www.mauras.ch

Dedicated IT professional with over 20 years of experience in the field, I have successfully led teams in dynamic tech environments. I am skilled at guiding teams through fast-paced projects, leveraging my expertise in project management, stakeholder engagement, and team development. As a solution-oriented problem solver, I am committed to driving excellence in IT infrastructure and contributing to organizational success through strategic initiatives and collaborative teamwork.

• Professional Skills
• Experience
• Trainings & certifications
• Complementary Informations
• Education

Professional skills

• Excellent communication and listening skills with the ability to effectively communicate information
• Excellent analysis and problem-solving skills, coupled with a strong organizational skills and the ability to focus on detailed work and meet deadlines
• Able to demonstrate strong negotiation skills backed by an excellent in-depth technical expertise
• Strong project management and prioritization skills
• Able to effectively establish priorities and set deadlines for critical responsibilities under management
• Proven ability to handle pressure in high workload situations, prioritizing effectively and meet deadlines
• Proven presentation skills and experience working collaboratively

Experience

DevOps Engineering Manager

Proton - Plan-les-Ouates (CH)
January 2022 - Present

Since I started at Proton I have sucessfully kickstarted a mostly remote team of 6 DevOps engineers that is providing services, tooling and best practices to the whole company's Engineering department.

• People manager with 6 direct reports, reporting directly to Infrastructure Head Of
• Responsible for leading and managing company's high priority/visibility transversal projects
• Leading DevSecOps initiative as part of the company's ISO 27001 certification
• Accountable for all aspects of team's management including: Recruitment, performance appraisals, personal development and performance management, coaching and mentoring to enable the team to meet challenges and objectives
• Responsible for leading team to achieve and maintain service level commitments: Focus on quality and professionalism
• Maintain team competence by ensuring that skills or knowledge gaps are met with appropriate documentation, training and development: Focus on team wide expertise
• Lead, organise and host monthly DevOps meetings where the team introduces new tools/solutions coming up: Focus on presentation, collaboration and feedback gathering
• Maintain team cohesion by organising quarterly meetups and team activities
• Maintain effective relationships with key stakeholders, colleagues and external contacts (Business Unit Directors, CTO, External vendors)
• Ensure effective controls and workflows are in place and that all team members adhere to the requirements

DevOps Tech Lead

Groupe Mutuel - Martigny/Epalinges (CH)
March 2019 - December 2021

At Group Mutuel, I was responsible for the design, implementation and management of the company's, Kubernetes based, Platform as a Service to help their Engineering team adopt the DevOps methodology to improve their agility and velocity.
I bootstrapped and led the team as a central hub within the IT department, facilitating seamless communication and collaboration between, Architecture, Engineering and Infrastructure teams.

From Kubernetes day 0 implementation (PKS/TKGI/Rancher) to day 2 management and optimisation, I designed a robust and automated solution based on industry standards (Terraform, Ansible, Gitlab CI) enforcing least privileges/zerotrust security principles, to support the company's shift to Kubernetes with minimum friction and maximum integration with their existing infrastructure.

• Manage the PaaS implementation project and ensure its timely delivery
• Hybrid platform out-scaled on cloud (Azure and GCP) with transparent and secure connectivity (istio service mesh)
• Gather and prioritize requirements from key stakeholders
• Review existing processes to propose and implement workflow, efficiency and security improvements
• Ensure that team skills or knowledge gaps were met with appropriate knowledge sharing, documentation and training
• Organize, create and document trainings, bootcamps and procedures for Engineering and Infrastructure teams
• Ensure appropriate logs and metrics were in place for prompt error reporting, capacity planning and Engineering visibility
• Provide secure and flexible as a service dynamic solution based on existing infra components, like DNS, certificates, logs, etc

Integration Engineer

Big private bank - Geneva (CH)
March 2018 - February 2019

For one year I have helped the integration team to streamline, standardise, optimise, and automate their application deployments using industry standard and reusable tooling.

• Evangelize, train and integrate new technologies like containerization and continuous integration
• Automate and optimise application deployments through Puppet
• Provide knowledge and advice on their new, CloudStack based, IaaS platform with TerraGrunt as code boilerplates during pilot phase

IT Systems Expert - Linux specialist

Kudelski Group - Cheseaux sur Lausanne (CH)
January 2010 - February 2018

For 8 years I have been in charge of the whole Linux infrastructure of the Kudelski Group.
I have completely (re)designed the Linux infrastructure from the ground up to help the group cope with its growth needs.
While in charge of a diverse array of critical services ranging from DNS system to source code management, global corporate monitoring, and public-facing email services, I assumed the additional role of project manager for all IT initiatives pertaining to these services under my responsibility. Additionally I have also managed long-term consultants integrating them into the team while overseeing their tasks and assignments.

• Designed and built a completely automated Linux provisioning infrastructure around Cobbler and Rudder using custom made integration layer
• Design, implementation and management of the configuration management platform based on Rudder and deeply integrated with Git for fast deployment of modifications.
• Design and implementation of cloud agnostic event driven orchestrator and configuration management with SaltStack.
• Handled migration of classic infrastructure to private OpenStack cloud: Redesigned completely, from automated golden image build service, to fully automated infrastructure components and services deployment as Infrastructure As Code with Terraform and SaltStack.
• Integration of specific test workflows under docker, openstack and AWS.
• Design, implementation, and fine tuning of the corporate monitoring solution - Zabbix instance with more than a thousand monitored hosts.
• Design and implementation of a highly secure profile for critical and public facing Linux systems – Grsecurity with RBAC.
• Design and implement internal Geo DNS solution based on open source technologies.
• Design, management and optimization of SCM platforms – Perforce, Git and Subversion.
• Design and implementation of a custom Linux container platform based on OpenVZ.
• In charge of Atlassian Suite products - Crowd, Jira, Confluence, Bamboo, Fisheye - Installation, maintenance, tuning.
• In charge of external services: External mail relays, Public/Private (S)FTP, Web servers, Proxies, ...
• Level III System support for Oracle Middleware teams – System tuning, installation process optimizations - and other various Java applications on different application servers - tomcat, jetty.
• Security clearance to work on isolated and highly critical networks.
• Writing process documentation for delegation, Service manuals, maintaining team internal Wiki.

Unix/Linux, Backup and Storage Senior Engineer - Technical Project Manager

MTF Quadra - Ecublens (CH)
January – September 2009

While I initially joined MTF as a backup and Unix/Linux specialist, I quickly took the opportunity to act as a technical project manager where I led successful storage and backup project deliveries.

• Design and deployment of storage, backup and virtualization solutions at Datacenter level
• Design and deployment of disaster recovery solutions on backup site – FalconStor / Datadomain / Replication
• Storage IBM, Pillar Data, HP, Datadomain / Switchs Brocade, Cisco
• Technical project management:
  • Validation of technical designs and requirements
  • Contacts, appointments and planning with customers
  • Ressources management and projects planning
  • Validation and verification of the delivery at customer sites
• Atempo customizations tailored to customer needs - scripting, integration, ...
• Active participation in SUN Partnership:
  • Attendance at OpenSolaris booth in Bern OpenExpo 2009
  • Presentation of SunRay products at SUN/MTF booth during Geneva Linux Days 2009

Senior Customer Support Engineer

ATEMPO - Courtaboeuf (FR)
March 2008 – December 2008

When working with Atempo, I have been able to help key account customers to fine tune their backup and storage systems to improve their performances and stability.

• Certified « Time Navigator Advanced Administrator » - Customer support on Time Navigator, Live Backup, ADA, DFM
• Key accounts customer pool management: Airbus, Renault, IXIS CIB, APHP, MAE ...
• Help deploying software suites and problem solving
• Help configuring and tuning, network and infrastructure elements, SAN fabrics, NAS ...
• System tuning – Linux, Unix, Windows
• Performances analysis, improvements and optimizations proposal
• Bugs reporting and management
• Communication with marketing, development teams, and customer care
• Deployment of test platforms and proof of concepts, Virtual machines (ESX server), Celerra emulators ...

System and Network Engineer

WEBRASKA - Maisons Laffitte (FR)
August 2006 - February 2008

I have been in charge of the maintenance and optimization of a high traffic, high availability off-board GPS Navigation platform, providing international level III support for customers like Orange, Vodafone, Swisscom, Yahoo! ... as well as deploying the said platform on some of our customer's premises.

• Administration, installation, monitoring and maintenance of more than 250 RHEL 4/5 servers and 50 network elements in production environment.
• Design and implementation of high availability clusters: Redundancy, Load balancing software and hardware - Heartbeat, IPVS, Cisco CSS
• Design and implementation of a highly efficient custom made Linux container platform based on Linux Vservers
• Design and implementation of new virtualization platform - Xen on CentOS 5
• Monitoring customization and optimization - Nagios with custom plugins, Cacti
• Customization of Red Hat kickstart for faster profile deployments - Custom dynamic Kickstart written in PHP
• Deployment and fine tuning of Tomcat application servers - Both as Web frontend or backend
• Performances benchmarks for constant optimizations and fine tuning of OS and network stack
• Redaction of technical documentations dedicated to customers
• Very high focus on custom opensource solutions

Team Manager – Level II Network Technician

STERIA / ORANGE - Lyon/Montrouge/L’isle d’Abeau (FR)
June 2005 - July 2006

I joined Steria in 2005 as a network technician on a long mission of client OS migration for Orange France where I quickly jumped on a management position where I have been responsible to recruit, train and assign a team of 5 members.

• Orange customer site migrations - around 200 computers per site
• Complete inventory on site
• Preparation of Linux Thin Clients deployment - Packaging RPMs, Boot PXE server, kickstart
• Stock management
• Custom XP image for non thin client from Win NT/2000

System and Network Administrator

CARTOCAD - Villeurbanne (FR)
2003 – 2005 (24 months)
(Alternating CESI formation - Working at 80%)

When I joined Cartocad, I have been given the chance to prove myself, and I did so by constantly proposing new solutions, especially by leveraging Linux as a dedicated solution to replace some of the proprietary products currently deployed for our customers.

• Complete management of customers infrastructures - Mostly SMBs - from network elements, to backup systems, through OS management, Softwares, ...
• Deployment of CAO hardware - workstations, plotters
• Proof of concept and proposal of using custom made Linux appliances based on Debian and Slackware
  • Custom made firewalls/routers
  • SMTP Gateways
  • AD replacement
• Creation of a Slackware based LiveCD for maintenance tasks that became the official tool of the support team.
• Customers training - CAO: Autodesk products; Desktop: OpenOffice, MS Office; Graphism: Photoshop, The Gimp;

Trainings & certifications

• SaltStack Certified Engineer - ID: 953F8A62 - August 2017
• SaltStack Admin I & II trainings - November 2016
• Elastic search Core training - October 2014
• PostgreSQL 9 immersion course with 2ndQuadrant - February 2014
• Zabbix 2.0 certified specialist & Zabbix 2.0 for large environments - February 2013
• Partnership training on SUN hardware products and Solaris - 2009
• Certified Time Navigator Advanced Administrator - 2008
• VMDSA VMWare ESX 3.5 basic and advanced courses - 2008

Complementary Information

• Born the 23.01.1983, French nationality with C permit, Father of 3, Driver license
• French: Mother tongue; English: Fluent

Past contributor of various open source projects:

• Saltstack
• Rudder
• Alpine Linux
• Void Linux

Github profile:
https://github.com/olivier-mauras

Education

2003 - 2005
Superior Technician in Network Administration diploma (Alterning Work, Equivalent french BTS) - CESI - Lyon (FR)

2001
French Baccalauréat STI – Mechanical Engineering - Lycée Boissy d'Anglas - Annonay (FR)