Referso Jobs

Lead and drive troubleshooting on Customer reported issues.
Isolate Product issue at hardware/software level, replicate customer environments in lab, own and document communication among customers, engineering and provide final fix.
Be a customer advocate for timely resolution of the problems reported, understand the environment/network and impact on business.
Gain in-depth knowledge of the infrastructure and technologies that are present in customer’s network profile; including their network topology, features, configurations, and service history, which results in faster resolution.
Partners internally with other Services teams to deliver focused support by participating in Customer reviews, Network trainings and driving critical issues to resolution.

Requirements

B.E. in Electronics/Engineering or Computer Science (or equivalent)
Nice to have: Advanced Datacenter technologies- MC-LAG, VxLAN, EVPN, MACSEC, NAE, DCB
Nice to have: Perl/Python/Unix/Expect scripting

Skills

Layer 3 - IP and related technologies (ICMP, TCP, GRE, QoS, VRRP)IP routing protocols (BGP, OSPF, ISIS)

Senior IP Network Engineer

Tieto · Posted Nov 4, 2026

Open

Plovdiv, Plovdiv, Bulgaria
Full-time · Senior
5+ years

Apply with RefersoAI Apply on careers page

A Senior Network Engineer role joining a Telecom Team for client BICS, ensuring quality, reliability, performance, and security of international communications across global networks.

Responsibilities

Configuring and troubleshooting different network architectures
Designing, testing, and implementing technical solutions based on business and operational requirements, considering recent technology evolutions.
Designing, writing, and updating both system documentation and network design guidelines
Managing network’s software & hardware lifecycle
Take part in a guard duty service to support our 24/7 organization (Optional)

Requirements

Bachelor's degree in the field of Telecom, IT and/or Electronics
Nice to have: Infrastructure-as-a-code
Nice to have: programmable interfaces
Nice to have: RESTful API’s
Nice to have: netconf/yang

Skills

Cisco/Alcatel SR Certified at Professional/Expert level or equal Cisco IOS IOS-XE IOS-XR Nokia SROS

Network Engineer, Enterprise Networking, Security & Unified Communications

Network Engineer, Enterprise Networking, Security & Unified Communications

Compensation

Responsibilities

Requirements

Skills

Benefits

ARC/Premium Support Engineer - L3

Responsibilities

Requirements

Skills

ARC/Premium Support Engineer - L3

Responsibilities

Requirements

Skills

Senior IP Network Engineer

Responsibilities

Requirements

Skills

Benefits

Benefits

Alcatel jobs

Compensation

Responsibilities

Requirements

Skills

Benefits

Responsibilities

Requirements

Skills

Responsibilities

Requirements

Skills

Responsibilities

Requirements

Skills

Benefits

Benefits