Project description

Support Varian's Global Cloud Operations as a Senior Network Escalation Engineer, serving as the lead escalation point for complex network issues across public, private, and hybrid cloud environments. The role focuses on ensuring high availability, performance, and security of enterprise cloud infrastructure in collaboration with global teams, customers, and technology partners.

Responsibilities

Act as senior escalation point for network-related incidents in cloud environments.

Lead troubleshooting efforts across public, private, and hybrid cloud infrastructure.

Collaborate with Service, Operations, Security teams, customer IT, Telco partners, Microsoft, and Palo Alto Networks.

Perform root cause analysis (RCA) and provide incident summaries and written escalation updates.

Support enterprise-grade network security, availability, and performance initiatives.

Contribute to cloud infrastructure projects and operational improvements.

Create and maintain technical documentation and network diagrams.

Escalate urgent cases with vendors and service providers following proper support paths.

Provide high-level customer service and stakeholder communication.

Skills

Must have

Degree in computer science, or other engineering or technical discipline is preferred, or equivalent (7-10 years of additional specific relevant experience may be substituted for education).

Experience in supporting and managing networks in an enterprise cloud computing environment. o Deep understanding of network protocols (e.g., TCP/IP, UDP, ICMP, ARP,), addressing, NAT and subnetting, CIDR. o Routing and Switching expertise in dynamic routing protocols like OSPF, EIGRP, BGP, and MPLS. Experience with VLANs, STP, and layer 2/3 concepts. o Network Performance Analysis, with the ability to interpret packet captures using tools like Wireshark, tcpdump, iperf, or SolarWinds as examples. o Network Performance Analysis: Ability to interpret packet captures using tools like Wireshark, tcpdump, iperf, or SolarWinds for example. o WAN and VPN knowledge of technologies such as MPLS, SD-WAN, IPsec, and SSL VPNs. Microsoft ExpressRoute experience preferred. o Skills in hybrid networking setups and cloud-based solutions. Azure Virtual Network. o Hands-on experience with including hands-on experience with routers, switches, load balancers, and firewalls (e.g., Cisco, Juniper, Fortinet, Palo Alto, Citrix NetScaler, etc.). o

Network Security Concepts o Expertise in firewalls, IDS/IPS systems, access control lists (ACLs), and DDoS mitigation. o Authentication and Encryption knowledge of RADIUS, TACACS+, PKI, and SSL/TLS.

Hands on experience troubleshooting telecom/peering partner/peering provider networks. Understanding of vendor and telco/exchange/service providers support escalation paths and being able to escalate support requests to these vendors in a typically urgent and timely fashion.

Experience working with business critical, highly available/scalable infrastructure and applications.

Experience with ticket handling and processing.

Experience writing technical documentation including diagram documentation (Visio or Lucidchart)

Clear communicator, ability to communicate technical terms to business and customer stakeholders. Desired Experience

Knowledge of DICOM and HL7 standards

Networking portion of Varian Applications Suite a plus (ARIA, Eclipse...)

Enterprise infrastructure environments

advanced Active Directory and Systems Management concepts.

ITIL knowledge and experience with Incident, Problem, Change and other process disciplines.

Windows Server, Hyper-V & VMWare/vSphere.

Citrix and Remote Desktop Protocol

Advanced Azure IAAS management & administration.

Nice to have

Knowledge of DICOM and HL7 standards. Familiarity with Varian Applications Suite (ARIA, Eclipse). Experience in enterprise Active Directory environments and systems management. ITIL process knowledge (Incident, Problem, Change). Experience with Windows Server, Hyper-V, VMware/vSphere, Citrix, RDP, and advanced Azure IaaS administration.

Other

Languages

English: C1 Advanced

Seniority

Senior

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Luxoft Benefits*

Global Relocation

●Relocation options **
●Experience in an international environment
●Cross-cultural experience

Recognition and Evaluation

●Feedback culture
●Regular appraisals

Time Off***

●Annual holiday - 20 or 26 days. The duration of the leave depends on the overall seniority
●Occasional leave - 1 or 2 days/ depending on the circumstances
●Child care leave - 2 days or 16 hours per year
●Absence due to force majeure - 2 days or 16 hours per year
●Maternity Leave - 20 weeks
●Parental Leave - 41 weeks
●Paternity Leave - 14 days

Luxoft Training Center

●Expert-led tech courses covering basic to advanced topics
●Internal instructor-led soft skills courses
●Comprehensive in-house self-learning resources for both soft and hard skills
●Access to external self-learning libraries like ProQuest eBook and Udemy for Business
●Cloud Programs: MS Cloud Academy, AWS Partner Academy, Google Cloud Academy
●Custom Learning Programs: upskilling, reskilling, technical mentorship
●Leadership Programs for Managers

Well-being and Work-life Balance

●Multisport card
●Possibility to order Multisport card at the corporate rate for family members
●LuxGood Program: wellbeing seminars, contests, relaxation sessions, yoga sessions, etc.
●One Team Program: Buddy for each New Joiner; seminars, meeting and workplace space to support integration with local community and culture; “Hire me” workshops for partners
●Preferential banking offer
●Preferential car leasing offer
●Cafeteria program discounts for shops, cinema tickets, holiday offers
●Luxoft Social Benefit Fund: sport and recreation benefits, the possibility to receive financial support

Health Care

●Private Healthcare Insurance with unlimited access to specialists
●Full dental support
●Travel Insurance
●Possibility to add private healthcare coverage for family members at the corporate rate
●Life insurance at the corporate rate for employees and family members, including payment of the basic package for the employee by the employer
●Reimbursement for corrective glasses

Company Events and Friendly Environment

●Many fun social activities organized by the Luxoft team offline in your city
●Online entertainment events for whole company and local team events
●A workplace where you’re treated with respect within a multicultural team

Internal Mobility

●Rotation between projects and accounts
●New career opportunities

Self-Learning Library

CSR Projects

*The acquisition of rights to the above benefits depends on the form of cooperation. Benefits apply to those employed under a contract of employment.

**Please note that relocation is not available for all open positions. At Luxoft Poland it is possible to work remotely only from the territory of Poland.

***Options offered by the Polish government.

Remote Poland, Poland

Req. VR-121401

IT Infrastructure Engineering

HLS & Consumer industry

05/03/2026

Req. VR-121401

Apply for Senior Network Escalation Engineer in Remote Poland

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Senior Network Escalation Engineer

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Skills

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Luxoft Benefits*