Title of role - Network L3


Location - Köping, Sweden


Mode of Working - onsite


Employment Type - Only Contract - 6 Months


**Role Summary**
The L3 LAN-WLAN Network Engineer is responsible for supporting, maintaining, and optimizing enterprise LAN and WLAN infrastructure. The role includes advanced troubleshooting, network security enforcement, performance tuning, and supporting enterprise-wide installations while ensuring high network availability and compliance with operational standards.


**Key Responsibilities**

- Maintain, troubleshoot, and optimize Cisco LAN/WLAN environments.
- Identify, diagnose, and resolve network issues with minimal downtime.
- Perform network performance analysis and configuration management activities.
- Conduct vulnerability assessments and ensure security baselines are adhered to.
- Provide L2 support for Incident, Problem, and Change Management processes.
- Perform root cause analysis (RCA) for repeated or major incidents.
- Escalate issues appropriately and coordinate with internal/external teams.
- Install, configure, and support routers, switches, WLCs, and access points.
- Replace or upgrade faulty hardware components as required.
- Document network configurations, troubleshooting steps, and operational procedures.

Weekend and Out of office support for planned activities .


**Technical Requirements**

- Strong expertise in network troubleshooting and issue resolution.
- Good understanding of CCNA/CCNP (Routing & Switching) concepts.
- Hands-on experience with Cisco IOS, IOS-XE, IOS-XR.
- Proficiency with packet analysis tools (Wireshark or similar).
- Working knowledge of Cisco wireless technologies, including WLC & FlexConnect.
- Strong switching fundamentals: VLAN, STP, VTP, HSRP, ACLs.
- Experience with static and dynamic routing (OSPF, EIGRP, etc.).
- Good understanding of DHCP, DNS, NAT, ACL, QoS, STP, LACP, VLANs.
- Ability to troubleshoot firewall and network security issues.

**Preferred Qualifications**

- CCNP certification or equivalent knowledge.
- Experience in medium-to-large enterprise networks.
- Familiarity with ITIL processes and documentation standards.

**Mandatory - Driving License**