COSMOTE - Αγγελίεσ - Θέσεισ Εργασίασ

b2b ict network engineer

Dec 21, 2025 by 

COSMOTE

Μαρούσι

Μαρούσι

On Site

Πληροφορική

Permanent

Full Time

About the job

Support of enterprise telecom / network environments and systems for large organizations and corporate customers, with emphasis on Security, IP Telephony and Data Center solutions. Job duties include network upgrades and reconfigurations, implementation of change requests and troubleshooting of technical problems in large corporate customer production networks and critical infrastructures, cooperation and coordination with customer / field teams / vendors / subcontractors, incident management and case handling via relevant systems and tools, spare part and inventory management

 

Requirements

•      Bachelor’s degree (or equivalent) in the fields of Telecommunications Engineering or Information Technology

•       Proven working experience in similar positions with similar responsibilities

•       Good working knowledge of TCP/IP concepts (IPv4 / IPv6, DNS, DHCP, QOS etc.), switching principles (VLANs, VPC, LACP, STP etc.), L2 / L3 network technologies (e.g. MPLS, VoIP, STP, VPC etc.). routing, signaling and management protocols (OSPF, BGP, SIP, SNMP etc.)

•       Expertise in at least one of the following areas (a second area will be considered a plus): Routing / Switching, Data Center, Security, VoIP / Collaboration, as well as hands-on experience and familiarity with relevant Cisco products and solutions.

•       Experience in handling complex technical problems on production environments

•       Excellent command and use of the English language (oral and written)

•       Excellent knowledge of MS Office applications

•       Ability to work in shifts and / or as on-call engineer

 

Preferred Professional Skills

•       Active CCNA / CCNP level certification (Cisco Certified Network Associate / Professional) and / or active equivalent certification of any other major telecom equipment vendor

•       Familiarity with enterprise-level products and solutions of other major telecom equipment vendors apart from Cisco (e.g. Huawei, Checkpoint, Fortinet, etc.)

•       Strong working knowledge in any of the following areas:

Ø  Security concepts and technologies and related products and solutions (especially Cisco). Expertise in Firewalling (Cisco FTD / FMC) and VPN (Site to Site / Remote Access), UTM / NextGen firewalls, IDS & IPS / Web Security (Cisco WSA) / Email Security (Cisco ESA) / Identity Services (Cisco ISE) products and solutions and PKI / Certificates, will be considered a plus

Ø  Data Center Network Architecture concepts and related products and solutions (especially Cisco Data Center Nexus Family & Cisco NX-OS Software, e.g. Unified Fabric, UCSM Fabric Interconnects etc.). Expertise in High Availability Architecture & Programmability (with focus on Cisco products and solutions, e.g. chassis-blades, UCS Servers, CIMC, Hyper Flex Clusters etc.) and Data Center Storage solutions (DAS / SAN / NAS), with focus on IBM & Cisco products, will be considered a plus

Ø  Virtualization Architecture Concepts with emphasis on Hypervisors (VMware, Vcenter HA, Virtual Switching etc.)

Ø  Programming / scripting skills (e.g. Python, Perl, Yang, VB, PHP, SQL etc.) and background in development and support of automation solutions / processes

Ø  Linux OS (with focus on Ubuntu and Red Hat)

 

Preferred Personal Characteristics:

•       Addressing challenging technical problems in complex production customer networks

•       Working under pressure and prioritizing tasks

•       Working well with large teams and adapting easily to changing environments

•       Taking initiatives, sharing knowledge and guiding colleagues

•       Quality customer service orientation and good communication skills

•       Strong interest in following new technology trends and willingness to learn and work with new technologies

 

 

What we offer

At OTE Group, we recognize and reward every effort without discrimination, through a wide range of benefits and programs for our people:

 

Your benefits

  • Competitive remuneration package

  • Company Mobile & Device Subsidies

  • Fixed telephony, Internet & COSMOTE TV Packages

  • Modern working environment, working laptop only

 

Your balance

  • Flexible working arrangements

 

Your wellness

  • Health, safety & wellness programs: Exercise & Wellness Platform “The Coach”

  • Wellness and sports activities, dietician appointments, medical check-ups, etc.

  • OTE Group psychological support service

 

Your development

We foster an empowering culture, encouraging our people to seize every opportunity to learn with the goal to achieve personal development, through:

  • Unlimited access to digital learning platforms Percipio & Coursera

  • Various f2f custom made learning academies

  • Talent & rotation programs

 

Your On-boarding

  • Virtual new hire pre-boarding & onboarding program

  • A buddy to support you in the first months working with us  

On Site

Πληροφορική

Permanent

Full Time

About the company

Ο Όμιλος ΟΤΕ είναι η μεγαλύτερη εταιρεία τεχνολογίας στην Ελλάδα. Αποτελεί μία από τις κορυφαίες εταιρείες στο Χρηματιστήριο Αθηνών, σύμφωνα με την κεφαλαιοποίηση, ενώ οι μετοχές του διαπραγματεύονται στο διεθνές χρηματιστήριο του Λονδίνου. Στο μετοχικό του κεφάλαιο μετέχουν η Deutsche Telekom με ποσοστό 53,45% και το Ελληνικό Δημόσιο με 7,75%. Ο Όμιλος ΟΤΕ το 2023 απασχολούσε 10.590 εργαζομένους

Κάτω από την ενιαία εμπορική μάρκα COSMOTE και με κεντρικό της μήνυμα «ένας κόσμος, καλύτερος για όλους», ο Όμιλος ΟΤΕ προσφέρει μια ευρεία γκάμα υπηρεσιών: σταθερή, κινητή τηλεφωνία, ευρυζωνικές υπηρεσίες, συνδρομητική τηλεόραση και ολοκληρωμένες λύσεις ICT. Παράλληλα, δραστηριοποιείται στον τομέα των ακινήτων, στις ηλεκτρονικές συναλλαγές και πληρωμές, στην online παραγγελία φαγητού και στην αγορά ψηφιακών ασφαλίσεων. Εκτός Ελλάδας, δραστηριοποιείται στην αγορά κινητών τηλεπικοινωνιών της Ρουμανίας.


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