Unix Messaging Systems Admin

2 weeks ago


مصر, Egypt Orange Business Full time

**About the role**:
**Responsibilities**:

- Administrate and supervision of SMTP "Simple Mail Transfer Protocol" Messaging services components (Solaris & Linux operating systems, Antivirus TrendMicro Software's (ISVW, IMSS), all MTA "Mail Transfer Agents" (SunOne, Postfix,), Storage agents (Sun, ), Antispam software ( Sophos,), LDAP Services ) as to maintain service availability and reduce risk.
- Administrate the Messaging Management infrastructure ( Firewalls, DNS "domain name service" Servers, Alteon & layer 4 switches ).
- Provide level 2 support as Subject Matter Expert of the Messaging customers for Orange's Managed SMTP Messaging services, for external and internal customers & -Trouble-shooting and diagnosing problems leading to effective and efficient problem resolution in order to meet requirements of Service Level Agreements and contractual commitments to customer.
- Coordinate with the others operational entities inside IT Services, as Customer Technical Support (Monitoring / Trouble Ticketing) acting as level 1 support teams & other ITD teams for others Line of Business ( Security, Other Messaging Line of Business )
- Participate in the oncall process.
- Pro-active management via managing the alarms (with their different severity) to ensure stable platforms and avoid outages.
- Definie the needs for the evolution and enhancements of the administration and monitoring systems for the SMTP Messaging Service Components, & improve operational Guidelines and procedures ( monitoring, support, implementation).
- Validate & Performe changes on existing platforms.
- Deploy SMTP new customers' platforms according to Orange standards and following engineering recommendations.
- Test the implemented platforms to ensure compliance with customer request.
- Manage migration when applicable.
- Train L1 teams
- Produce, maintain, update and follow service-related documentation, such as network diagrams, equipment and service inventory databases, operational process, procedure and technical instructions.
- Manages technical relationship with our supplier for third party Anitspam and Antivirus mail relaying solution (Frontbridge), & represent main technical and support contact for that solution.

**About you**:

- Good knowledge / experience for Messaging domains (MTA "Mail Transfer Agents", Messaging protocols, Mail routing, Anti-virus, Antispam technologies)
- Good knowledge / experience for Solaris, Linux (Redhat) system administration.
- Demonstrate skills & experience in Unix based Mailing systems (iPlanet, SMTP and LDAP protocols, SunOne, Postfix, Sophos, Oracle Communications Suite)
- Demonstrate skills in DNS "Domain Name Service", Firewalls management, Layer 4 Switches
- Solaris or Linux certifications (SCSA "Sun Certified System Administrator for Solaris", RCHT "Red Hat Certified Technician") is a plus
- Autonomous and self-organized.
- Customer oriented (Strong ability to work with International customers)
- Good communication (written and spoken)
- Languages: Fluent English, & fluent French is an added value (written and spoken)
- Ready to participate in on-call and shifts

**Additional information**:
**Department**:
Global Delivery & Operations

L’ambition d’Orange Business est de devenir l’intégrateur réseaux et numérique de référence en Europe, en nous appuyant sur nos forces autour des solutions de connectivité nouvelle génération, du cloud et de la cybersécurité.

Nos 30 000 femmes et hommes présents dans 65 pays, dont chaque voix compte, sont tous animés par la même détermination et le même esprit d’équipe, pour construire les solutions digitales d’aujourd’hui et de demain et créer un impact positif pour nos clients, pour leurs salariés et pour la planète.

Nous offrons des opportunités passionnantes grâce à des projets innovants dans la data et le digital, le cloud, l’IA, la cybersécurité, l’IoT, ou encore le digital workspace et le big data.
- Venez vivre cette aventure avec nous

**Contract**:
Regular


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