SMTP Linux Admin in AT&T

Information about the position

  • Place of work: Palachovo Namesti 726/2, - Brno, Brno - City
  • Contract type: full-time

Job description, responsibilities and duties

This position is to provide operational support for backbone email messaging transport within AT&T. The suitable candidate will monitor, manage and maintain inbound and outbound email traffic for both external and internal mail relay servers. Part of the job is also managing a system for email filtering, mass mail control, enforcing infrastructure policy and addressing violations.

Roles and Responsibilities:
Main responsibilities will include operational support for:
o Corporate Enterprise Relay hosts for internal and external mail routing
o Corporate Email User Email Alias backend support and validation by Enterprise Relays
o Primary Enterprise GALSYNC processing
o Critical Path Messaging Services (CPMS) infrastructure
- DLIST – Customized distribution lists accessible for external customers.
- orgMail – Emailing tool allowing executives the ability to construct dynamic distribution lists for critical communications.
- Mass Mail Tool – Mass Emailing tool incorporating moderation
o DLP – digital leakage prevention program support with CSO
o Spoofed Email Program – Flagging of emails appearing to originate from AT&T but are originated by another entity
o Corporate Sendmail
o Anti-spam, Anti-virus, Content Control support with CSO for SEG (Corporate Edge Services)

Other benefits

We offer:
* Trainings on supported vendors certifications and career opportunities.
* Extra week of vacation.
* Meal vouchers.
* Advanced medical program.
* Salary compansation in case of sick leave
* Company risk life insurance.
* Demanding and interesting job.
* International and multicultural teams
* Company benefits (Pension & Leisure time)
* Modern workplace to make your job comfortable.
* Centre teambuilding events

Requirements for the employee

Required education

Secondary with school-leaving examination
University student
University education (Bachelor's degree)
University education (Master's degree)

Language skills

English - Upper intermediate (B2)

Computer skills - user

UNIX/Linux - advanced

Computer skills - administrator

UNIX/Linux administration - advanced

Personality requirements and skills

Key Competencies and Skills:
- Working experience with Unix/Linux environment
- Scripting skills in Bash and/or Perl
- Understanding of SMTP and associated protocols such as TLS.
- Solid understanding of Sendmail or similar MTAs (eg. PostFix).
- Network protocols: IP and associated tools for troubleshooting issues, DNS, open SSL, SSH, LDAP, etc.
- Ability to organize and work on multiple concurrent tasks, attention to detail
- Able to identify business process inefficiencies and work to improve, and create opportunities of growth.
- As advantage: familiarity with List servers, anti-virus, anti-spam and content control rules, MS Exchange

Education and Qualifications:
Certifications in UNIX/Linux an advantage


Brief description of the company

Considering we’ve done some pretty impressive work around here, that’s saying something. But we couldn’t have done it without our brilliant people, and you could be one of them. With an average of two patents a day and eight Nobel Prizes to our name, it’s no wonder that for more than a century we have been defining the industry and setting the bar for innovation. This is your chance to do the same. Explore a career with AT&T.

Main focus of the company's activities


Information about the selection process

Additional Information:
- Working hours: Mon-Fri EMEA business hours with on-calls
- Fluent in spoken and written English
- No travel required, office work only

Company address

AT&T Global Network Services Czech Republic,
The Campus Science Park, Palachovo namesti 726/2,
Brno, 625 00


Contact person: Katerina Velka
E-mail: send CV

Send CV to the company