Network Engineer – Incident & Troubleshooting
Sii PolandSweden17 hours ago
Full-timeInformation Technology
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Join Sii Sweden and take part in an exciting long-term project within our infrastructure services domain.
As a Network Engineer, you will play a crucial role in maintaining network performance and stability across complex enterprise environments. Your focus will be on diagnosing and resolving incidents at both Layer 2 and Layer 3, managing firewalls, and ensuring end-to-end service continuity for business-critical systems.
This is a great opportunity for a technically driven professional who thrives in a collaborative environment, enjoys complex troubleshooting, and wants to make a direct impact on service quality and stability.
Your tasks
Benefits For You
Solid financial situation
Many experts you can learn from
Contracts with the biggest brands
Refferals program
Mentoring program
14 authentic core values
Inclusive culture based on dialogue
Regular integration events and trips
Passion Sponsorship Program
Open and accessible management team
Profit sharing
Welcome packs & occasional gifts
As a Network Engineer, you will play a crucial role in maintaining network performance and stability across complex enterprise environments. Your focus will be on diagnosing and resolving incidents at both Layer 2 and Layer 3, managing firewalls, and ensuring end-to-end service continuity for business-critical systems.
This is a great opportunity for a technically driven professional who thrives in a collaborative environment, enjoys complex troubleshooting, and wants to make a direct impact on service quality and stability.
Your tasks
- Take full ownership of network incidents, from detection to resolution
- Troubleshoot and resolve Layer 2 and Layer 3 issues (VLANs, routing, OSPF, BGP, MPLS)
- Analyse traffic flows and identify root causes across networks and firewalls
- Manage and escalate issues related to Palo Alto or Check Point firewalls
- Work with monitoring tools and logs to proactively detect disruptions
- Collaborate with infrastructure and automation teams on cross-domain incidents
- Document incidents and propose long-term stability improvement
- Strong hands-on experience with Layer 2 and Layer 3 network troubleshooting
- Experience managing enterprise firewalls (Palo Alto or Check Point)
- Deep understanding of routing and switching (OSPF, BGP, MPLS, VLANs, STP)
- Ability to perform packet captures and traffic analysis
- An analytical mindset and the ability to remain calm under pressure
- Fluent in Swedish and English
- Familiarity with Zabbix, Prometheus, Op5, Elasticsearch, tcpdump, iptables, traceroute, Python, Ansible, CCNA, CCNP, PCNSE, CCSA, CCSE
Benefits For You
Solid financial situation
Many experts you can learn from
Contracts with the biggest brands
Refferals program
Mentoring program
14 authentic core values
Inclusive culture based on dialogue
Regular integration events and trips
Passion Sponsorship Program
Open and accessible management team
Profit sharing
Welcome packs & occasional gifts
Key Skills
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