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Arnaud Coston Email & Phone Number

Network and Unix system expert, cloud or not. at freelance
Location: Greater Paris Metropolitan Region, France 10 work roles 3 schools
1 work email found @efficientip.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email a****@efficientip.com
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Current company
freelance
Role
Network and Unix system expert, cloud or not.
Location
Greater Paris Metropolitan Region, France
Company size
76 employees

Who is Arnaud Coston? Overview

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Quick answer

Arnaud Coston is listed as Network and Unix system expert, cloud or not. at freelance, a with 76 employees, based in Greater Paris Metropolitan Region, France. AeroLeads shows a work email signal at efficientip.com and a matched LinkedIn profile for Arnaud Coston.

Arnaud Coston previously worked as Network and Unix system expert at Freelance and Network and Unix system admin at Treezor. Arnaud Coston holds Master'S Degree, "Dess Téléinformatique Réseaux Et Applications Distribuées" from Université Pierre Et Marie Curie (Paris Vi).

Company email context

Email format at freelance

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{first}.{last}@efficientip.com
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Profile bio

About Arnaud Coston

20+ years expertise in network and OpenSource Unix system security architecture, deployment and administration (AntiDDOS, Firewall, WAF, reverse proxy, PKI, SSL, SSH, hypervisor, Unix hardening, good practice)20+ years expertise in fast and reliable L2/L3 DC architecture (Ethernet&IP HA, multi-supplier, virtualisation madness, audit, debug: "TCP/IP illustrated biggest fan")Reliable Technical Project Manager with knowledge in AWS and system automation.

Listed skills include Dns, Nagios, Debian, Tcp/Ip, and 28 others.

Current workplace

Arnaud Coston's current company

Company context helps verify the profile and gives searchers a useful next step.

freelance
Freelance
Network and Unix system expert, cloud or not.
Paris, FR
Website
treezor.com
Employees
76
AeroLeads page
Company profile
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10 roles

Arnaud Coston work experience

A career timeline built from the work history available for this profile.

Network And Unix System Expert, Cloud Or Not.

Freelance

Paris, Fr

Network And Unix System Expert

Current
Freelance

Paris Area + Remote

Jun 2012 - Present

Network And Unix System Admin

Current
Treezor

Paris + Remote

Jun 2021 - Present

@Sre

Current
Treezor

Paris

Jun 2021 - Present

System Administrator

Current
Ibrowse

Paris, Île-De-France, France

Jun 2018 - Present

Snowboarding And Professional Services

Efficientip

Paris + Remote

Jan 2014 - Nov 2022

Unix System Engineer

Celeste

Champs-Sur-Marne (77), France

Jun 2011 - May 2012

Network Expert

Pôle Emploi

Noisiel (77), France

Jan 2008 - Jun 2011

Network And Security Architect

Anpe

Noisiel (77), France

Oct 2002 - Dec 2007

Network And Security Administrator

Anpe

Noisiel (77), France

Sep 1999 - Sep 2002
Team & coworkers

Colleagues at freelance

Other employees you can reach at treezor.com. View company contacts for 76 employees →

AY Amal Yagappan Amal Yagappan Colleague at FreelanceGreater Paris Metropolitan Region, France View → AV Anne Villaluz Anne Villaluz Colleague at FreelanceGreater Paris Metropolitan Region, France View → VD Valentina Dordzhi-Garyaeva Valentina Dordzhi-Garyaeva Colleague at FreelanceParis, Île-De-France, France View → DM Damien Mansion Damien Mansion Colleague at FreelanceGreater Paris Metropolitan Region, France View → FP Florian Pereira Florian Pereira Colleague at FreelanceRennes, Brittany, France View → SD Sébastien Dalis Sébastien Dalis Colleague at FreelanceGreater Paris Metropolitan Region, France View → FE Fanny E. Fanny E. Colleague at FreelanceFrance View → SZ Soraya Z. Soraya Z. Colleague at FreelanceGreater Paris Metropolitan Region, France View → CC Camille Charmasson Camille Charmasson Colleague at FreelanceFrance View → ED Emmanuelle Daigneau Emmanuelle Daigneau Colleague at FreelanceParis, Île-De-France, France View →
3 education records

Arnaud Coston education

"Chargé De Projet Informatique", "Spécialité Sécurité Des Réseaux"

Itin
FAQ

Frequently asked questions about Arnaud Coston

Quick answers generated from the profile data available on this page.

What company does Arnaud Coston work for?

Arnaud Coston works for freelance.

What is Arnaud Coston's role at freelance?

Arnaud Coston is listed as Network and Unix system expert, cloud or not. at freelance.

What is Arnaud Coston's email address?

AeroLeads has found 1 work email signal at @efficientip.com for Arnaud Coston at freelance.

Where is Arnaud Coston based?

Arnaud Coston is based in Greater Paris Metropolitan Region, France while working with freelance.

What companies has Arnaud Coston worked for?

Arnaud Coston has worked for Freelance, Treezor, Ibrowse, Efficientip, and Celeste.

Who are Arnaud Coston's colleagues at freelance?

Arnaud Coston's colleagues at freelance include Amal Yagappan, Anne Villaluz, Valentina Dordzhi-Garyaeva, Damien Mansion, and Florian Pereira.

How can I contact Arnaud Coston?

You can use AeroLeads to view verified contact signals for Arnaud Coston at freelance, including work email, phone, and LinkedIn data when available.

What schools did Arnaud Coston attend?

Arnaud Coston holds Master'S Degree, "Dess Téléinformatique Réseaux Et Applications Distribuées" from Université Pierre Et Marie Curie (Paris Vi).

What skills is Arnaud Coston known for?

Arnaud Coston is listed with skills including Dns, Nagios, Debian, Tcp/Ip, Apache, Linux, Firewalls, and Bind.

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