Network Engineer

Senior Network Security Engineer

Location: Södertälje, Sweden – onsite with travel to Gothenburg as required

Contract Rate: Up to $450 per day

Contract: Initial 6-month contract

We are looking for an experienced Senior Network Security Engineer to support a major enterprise network security and wireless transformation programme in Sweden.

The position will be split approximately 70% Network Security / 30% Enterprise Wireless, making this an excellent opportunity for an engineer with strong network security expertise combined with hands-on Cisco wireless experience.

The successful candidate will work closely with technical teams and business stakeholders, so excellent communication skills and the ability to explain complex technical concepts to non-technical audiences are essential.

Key Responsibilities

• Design, implement and support secure enterprise network architectures.
• Support network security initiatives across a large-scale enterprise environment.
• Configure, manage and troubleshoot enterprise firewall technologies, including Cisco and Palo Alto.
• Work with Zscaler Private Access (ZPA) and Zscaler Internet Access (ZIA).
• Support intrusion detection/prevention, SIEM and security incident response activities.
• Work with Identity & Access Management (IAM) and Network Access Control (NAC) solutions.
• Follow enterprise governance, ITSM and CMDB processes.
• Support enterprise wireless network design, implementation and troubleshooting.
• Conduct and interpret wireless site surveys and heat maps.
• Design and support multipath routing and failover solutions.
• Collaborate with technical and non-technical stakeholders across the organisation.
• Travel to operational sites when required.

Essential Experience

• Strong professional background in Network Security and secure network design.
• Hands-on experience with Zscaler ZPA and ZIA.
• Strong firewall experience, ideally Cisco and/or Palo Alto.
• Experience with IDS/IPS, SIEM and security incident response.
• Strong Cisco enterprise wireless networking experience.
• Knowledge of 802.11k, 802.11v and 802.11w.
• Experience with Wi-Fi 6 or newer wireless technologies.
• Strong understanding of wireless site survey methodologies.
• Experience analysing wireless heat maps and network behaviour.
• Experience designing and supporting multipath routing with failover.
• Excellent analytical and troubleshooting skills.
• Excellent written and verbal communication skills, particularly the ability to communicate technical concepts to non-technical business stakeholders.
• Willing and able to work onsite in Södertälje and travel to Gothenburg when required.

Desirable Certifications

Relevant certifications may include:

• Cisco CCNP / CCIE Security
• Zscaler Digital Transformation Administrator
• Zscaler Zero Trust Certified Associate
• Cisco CyberOps Associate / Professional
• Palo Alto PCNSA / PCNSE
• Check Point CCSA / CCSE
• CISSP or CompTIA Security+

Candidate Profile

We are particularly interested in engineers who combine enterprise network security expertise with strong Cisco wireless knowledge. Candidates should be comfortable operating within a complex enterprise environment, engaging with multiple stakeholders and providing hands-on technical expertise across both security and wireless networking.