Hi, I am Remko

Remko Lodder

Technical Field Manager at Sue B.V.

I am a very exprienced and enthusiastic Field Manager/Coach. I have many years of experience in the Unix world, both as developer, contributor as Engineer. I am highly exprienced with networking environments and well educated on security work. I love Open Source software and use my knowledge to train, assist and coach others. I am also a family guy and like to spend time with my family.

Coaching
Training
Networking
Security
Unix
Cloud
Programming
Projectlead

Skills

Experiences

1
Sue B.V.

Oct 2006 - Present, Geldermalsen, Nederland

Sue is the leading Unix and open source consultancy company in the Netherlands

Technical Field Manager

Jul 2019 - Present

  • Coaching of 100+ consultants by having regular conversations with them, to optimize their work and self-being.
  • Assisting with selecting proper training for our consultants.
  • Looking for the best matches from leads and our people.
  • Assisting trainee’s during their first experiences in the field.
  • Assisting our consultants with writing a personal education plan (POP), which follow the developments on the market and match their personal goals.
  • Preparing consultants for an intake at a potential client by doing preintakes, to raise the succes of the eventual intake.
  • Constantly optimizing and improving resume’s for our consultants.
  • Assisting our sales department by helping find potential leads and directing them to the Sales staff.
  • Assisting our recruitment department by helping find potential engineers or trainee’s and connecting them to our recruitment staff.
  • Guiding on internal (improvement) projects and setting up of new products with our junior and senior engineers.
  • Contacting clients and getting the requirements straight to optimize and raise the quality of our consultancy.
  • Obtaining feedback for consultants and convert them into measureable goals to further improve our consultants.
Linux and Network/Security Administrator at local municipality, Woerden

Oct 2017 - Jun 2019

  • Maintenance and support of the Unix environment.
  • Enhancement of the puppet environment. Writing CMDB Module. Automatic deployment of changed code via gitlab hooks.
  • Setup of Gitlab to centrally manage configurations (Puppet) and backup of configurations (etckeeper, rancid)
  • Designing and setting up OpenVAS Appliance.
  • Writing parsers to fetch information from the Storage and store it in InfluxDB. Create graphs from stored data in Grafana.
  • Upgrading Puppet3 to Puppet6
  • Deploying various changes to fix reported issues on faalkaart.nl.
  • Deployment of Keycloak SSO and implement various SSO connectors like TopDesk.
  • Writing enhanced bash based dialog scripts.
  • Migrated an Zarafa mail environment to Kopano actively used by 1000+ clients.
  • Advanced usage of NGINX forwarding.
  • Setup collectd and netdata to gather system data and understanding trends
  • Updated the Samba Fileserver (major change), Updated the Samba AD server (major change). Contact with the backend support party.
  • writing custom migration scripts for Zarafa to Kopano.
  • Writing a custom Rancid script to read the alcatel and hillstone firewalls.
  • Migrated the networking environment from legacy Alcatel to new Alcatel. Created STP blocking bridge to ease migrations.
  • Setup of Storage facilities on backup location.
  • One of the authors of the change management guidelines and implementation of changemanagement in Topdesk. Writing templates to ease change requests.
Linux and Network/Security Engineer at Sue B.V., Geldermalsen

Sept 2016 - Sept 2017

  • Various updates and upgrades for the infrastructure
  • Updated the Juniper Switching platform
  • Research and implementation of Rspamd as external MX gateways.
Networking administrator for an oil and gas company, Rijswijk

May 2016 - Sept 2016

  • Maintaining and build out of existing network infrastructure
  • Improved networks offshore with limited capabilities for 24 offshore locations and 2 onshore locations.
  • Maintain and update the offshore MikroTik Wifi AP’s.
  • Improved the Linux based Proxy and VPN’s that connected the MikroTik AP’s.
  • Deployed several Serial to Ethernet connectors, on offshore locations.
Senior Network and Security Engineer / Teamlead Connectivity for a Large Dutch Cable ISP, Utrecht / Rijswijk

May 2014 - Apr 2016

  • Implementing many large projects in the company.
  • Doing troubleshooting to assist and aid projects.
  • Training of coworkers, writing presentations and extensive documentation.
  • Improved the ITIL process within the company. Created various templates.
  • Many large changes to the Juniper SRX firewalls. Adding virtual routers, VPN’s, Setup JunOS Space.
  • Teamlead for the Connectivity Team. Planning the projects with the team members. Communications with management and projectleaders.
  • As Lead Networking Engineer designed a new internal firewall strategy after a company merger. Relocated management networks.
  • Setup and assisted with various F5 Loadbalancers, existing and new.
  • Assisted with the setup of several large (web)mail platforms based on Dovecot and Open-Xchange.
Senior Network and Security Engineer at Snow B.V., Geldermalsen

Jan 2014 - May 2014

  • Firewall migration of the company’s main firewall. Switching from one platform to another
  • Designed a new virtualization network for our consultants.
  • Authored an article for Linux Magazine: Free or Open?
  • Large technical contributions to the FreeBSD Project.
Senior Network and Security Engineer for a Large Dutch Cable ISP, The Hague / Utrecht / Rijswijk

Nov 2010 - Dec 2013

  • Teamlead of my local projectteam, directly managing and supervising 3 people.
  • Adopt design to technical documentation
  • Setup a migration planning for 1000+ routers and switches
  • Write technical documentation
  • Communicate with, assist and plan migrations with other teams
  • Backup to the projectleader, first point of contact
Sensior Network and Security Engineer, Amsterdam / Rotterdam

Nov 2009 - Oct 2010

  • Improve and build out existing network infrastructure
  • Wrote technical Design’s for a large Dutch airline
  • As Designer responsible for the migration of a large Dutch airline from one building and setup to another.
  • Create standarised documentation, standardised network infrastructure designs.
  • Troubleshooting issues on firewalls and proxies (Bluecoat). Assisted with troubleshooting a large Dutch insurance company.
Senior Network and Security Engineer, Rotterdam / Amsterdam

Jan 2009 - Oct 2009

  • Main responsibility to migrate a legacy datacenter, to new facilities in Rotterdam. Migrated firewalls, servers, communication lines.
  • Communicated with the customer about upcoming migrations and settled on migration dates.
  • Implement new features as requested by the customer.
Senior Network and Security Engineer, Capelle a/d IJssel

Jun 2008 - Dec 2008

  • Maintain and build out existing customer environment.
  • Design new firewall and migrate from old (Checkpoint) to new (Juniper SSG) firewalls.
  • Implement Fortigate firewalls at perimeter boundary.
  • Design and implement monitoring system based on NMIS to replace current monitoring
  • Implement usage of Rancid for large networking environment based on Cisco and Juniper to backup existing configuration.
  • On the job training of colleague’s.
Security and Unix Engineer, The Hague

Oct 2006 - May 2008

  • Maintain and build out existing Unix / FreeBSD Machines.
  • Design new datacenter network based on Cisco and Checkpoint
  • Trained colleague’s on the job.
  • Maintain and build out existing VPN environment based on Checkpoint.
  • Automated backup of configuration after changes to TFTP services.

Co Founder / Technical Lead
JR Webscripting en Hosting

2004 - May 2020, Barendrecht / Rotterdam, Netherlands

Co founder of this company that grew from our project into a serious company.

Responsibilities:
  • Develop, test and implement new features and services for the clients.
  • Supporting the clients with a broad range of questions and challenges.
  • Migrated between various applications. Migrated customers from other hosts. Migrated customers to other hosts.
  • Implemented Virtualmin as hosting frontend for customers.
  • Implemented the use of MailScanner as anti spam measure
  • Implemented the use of Rspamd as anti spam measure
  • Wrote and implemented a perl based RPZ setup.
2

3
Firewall & Security Engineer
ING Bank N.V.

Oct 2001 - Sept 2006, Rotterdam, Netherlands

ING is one of the largest Dutch banks, focussing on worldwide delivery of financial services

Responsibilities:
  • Maintain and build out existing Sun machines (Webservers, Mailservers, Proxies).
  • Maintain, build and implement Checkpoint based firewalls, Cisco routers and switches.
  • Maintain, build and implement RealSecure IDS devices.
  • Helped developping KSH based scripts, internally written loganalyser in perl.
  • On a global scale communications about our firewall products and implementation all over the world.
  • Participated in several lage projects all over the world, including implementing these projects.
  • Reviewing and implementing security policies.
  • Backup teamlead.

Projects

FreeBSD
FreeBSD
Contributor / Committer / Developer / Security Team 2003 - 2019

Opensource BSD Project, used by many large coorporations like Juniper and Netflix.

Star
DSINet.org
Editor 2001 - 2005

Dutch based security reporting group.

Details
Mostly Harmess
Project Lead 2001 - 2004

Dutch united hacker group to educate young people in taking the right path in computer science.

Details

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