Network Security Professional Job at Plusnet (Sheffield)

Network and Security (Fortinet) Engineer

Fyld is a Portuguese consulting company specializing in IT services. We bring hi...

Location

Portugal , Lisboa; Porto

Salary:

Not provided

Fyld

Expiration Date

Until further notice

Requirements

Bachelor's degree in Computer Science/Networking/Information Systems
Minimum 3 years of professional experience in networking and security field
Experience in installation and administration of network and security environments
Knowledge of Datacenter network technologies: Cisco routers and switches
Firewall (Fortinet and Checkpoint)
Load Balancers (F5 or A10)
Familiarity with Data Center technologies such as Cisco ACI, BGP, OSPF, HSRP
Experience or at least familiarity with MPLS, QoS, and DWDM concepts and technologies, and troubleshooting network routing protocols and L2 problem resolution, VLANs, VRRP, RSTP, BGP, OSPF, IS-IS
Certifications in networking and security technologies: Cisco, Fortinet, Aruba/HP
Proficiency in English is valued

Fulltime

Network & Security Engineer

Sopra Steria offers tailored technology and software solutions for digital trans...

Location

Belgium , Flanders/Brussels

Salary:

Not provided

Sopra Steria

Expiration Date

Until further notice

Requirements

Bachelor’s degree in computer science or a relevant equivalent
At least 2 years of experience as a Network Engineer
CCNA certification is a requirement, CCNP is a plus
Working knowledge of network security measures such as Firewall, network access control
Good knowledge of TCP/IP, DNS, DHCP, Proxy, IPSec, SSL and SNMP certificates
General basic knowledge of infrastructure such as server virtualization (VMware and Hyper-V), but also Linux (administration), IaaS environments, backup and disaster recovery
Fluent in English and Dutch/French

Job Responsibility

Automating and maintaining systems
Optimizing infrastructure and aligning cloud systems to serve business goals
Monitoring network traffic and conducting regular security audits
Managing firewalls, intrusion detection systems, and encryption technologies
Designing, implementing, and supporting scalable cloud environments
Streamlining deployment processes
Staying updated on the latest security and compliance regulations
Collaborating with other IT professionals and responding promptly to incidents

What we offer

Mobility options including a company car
Insurance coverage
Meal vouchers
Eco-cheques
Continuous learning opportunities through the Sopra Steria Academy
Access to more than 250 trainings
Opportunities to work among high-level professionals and on impactful projects
Team events

Fulltime

Performance Test Engineer, Network Security Cloud

We are seeking an experienced performance test engineer to validate the performa...

Location

United States of America , North America

Salary:

125000.00 - 153000.00 USD / Year

Corelight

Expiration Date

Until further notice

Requirements

3+ years as a quality engineering professional
2+ years performance/scalability/reliability (PSR) testing of network or distributed systems
2+ years professional coding (Python or Go preferred)
1+ year Ixia or Spirent or T-rex traffic generators experience
1+ years of network security
Effective communication skills, team spirit, problem-solving, positive attitude
Self-Starter – Continue to look for areas of possible improvement to assist business partners in achieving their goals

Job Responsibility

Validate the performance, reliability and scalability of the Corelight network sensor with a focus on testing in virtual and cloud environments at scale
Isolate the origin of issues from Linux network processing to traffic mix through to detection packages and exporting
Provide dashboards and self-service tooling for collaborators to confirm results in a fully automated fashion
Analyze and debug complex system performance issues, identify bottlenecks and optimize product/service performance to improve user experience
Collaborate with developers, engineering leaders and product managers on regular basis to review performance metrics
Support extended teams in troubleshooting problems

What we offer

Equity and additional benefits

Fulltime

Network and Security (Cisco) Engineer

Fyld is a Portuguese consulting company specializing in IT services. We bring hi...

Location

Portugal , Lisboa; Porto

Salary:

Not provided

Fyld

Expiration Date

Until further notice

Requirements

Bachelor's degree in Computer Science/Networking/Information Systems
Minimum 3 years of professional experience in networking and security field
Experience in implementation, administration, monitoring, management, and troubleshooting of CISCO network infrastructure devices, including wireless access points and controllers, routers, switches (LAN and Core), and security devices
Experience in supporting LAN, WAN, WLAN, and security products and infrastructures
Experience in designing/implementing WAN/LAN/WIFI networks, MPLS, SDN, and DataCenter
Cisco Training/Certification: CCNA, CCNP, CCIE

Fulltime

Staff Professional Services Security Engineer - Focused Services

You will work firsthand with our valued customers to address their complex post-...

Location

Israel , Tel Aviv

Salary:

Not provided

Palo Alto Networks Italia

Expiration Date

Until further notice

Requirements

5+ years of hands-on technical knowledge in support, troubleshooting, and customer-facing environments
Experience as a Professional Services engineer, handling deployment, implementation, and integration projects for customers
Solid understanding of cloud infrastructure, security processes, and core concepts across AWS, Azure, and GCP
Strong knowledge of operating systems, virtual machines, and containers
Solid understanding of networking fundamentals: TCP/IP, DNS, IP routing, and security protocols/procedures (HTTP/HTTPS, IPSec, NAT)
Experience with containers and orchestrators (Openshift, Kubernetes, Docker), CI/CD pipelines, Terraform, Ansible, container registries, serverless environments
Basic to intermediate Linux skills, including filesystem navigation, user and permission management, log analysis, networking commands (curl, wget, tcpdump), system monitoring, and basic shell scripting
Familiarity with scripting and configuration formats: Python, JSON, YAML, and Bash
Strong consulting, project management, time management, and organizational skills
Proven ability to act as a trusted advisor, delivering business value and interacting effectively with technical and non-technical stakeholders

Job Responsibility

Provide customers on-site support, deployment and implementation, knowledge transfer, configurations, troubleshooting, and standard methodologies to customers via phone, e-mail, and web
Use fault isolation and root cause analysis skills to diagnose and tackle complicated technical issues
Provide post sales technical support, while handling support cases to ensure issues are recorded, tracked, resolved, and follow-ups finished in a timely manner
Work to reproduce customer issues and qualify critical issues
Publish Technical Support Bulletins and other user documentation in the Knowledge Base
Build a positive customer experience by working closely with Development, Sales, Quality Assurance, and Marketing
Responsible for reviewing user documentation for training materials, technical marketing collateral, manuals, problem solving guides, etc
Provide on-call support 24x7 on an as-needed basis, including travel to customer sites for critical situations to expedite resolution
Work shoulder to shoulder with the Sales and Sales Engineering Teams

What we offer

FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees
mental and financial health resources
personalized learning opportunities

Fulltime

Security Architect

As a Security Architect, you will play a crucial role in designing robust securi...

Location

Belgium

Salary:

Not provided

Inetum

Expiration Date

Until further notice

Requirements

Broad knowledge of network security, infrastructure security and cloud security
Experience in conducting risk assessments and security audits
Strong communication and interpersonal skills, with the ability to communicate security concepts effectively to technical and non-technical stakeholders
Problem-solving and analytical skills, with the ability to identify and address complex security challenges
Understanding of security frameworks, standards, and regulations (e.g., ISO 27001, NIST, GDPR, NIS2)
Holding a professional certification such as CISSP, CISM or CCSP is a plus
Comfortable speaking and writing in Dutch and English

Job Responsibility

Be in control of the framework around security assessments/roadmaps that will help our clients to determine their current security maturity and define the needed projects to increase that maturity
Working out security architectures in which different security technologies can work together
Provide expert advice and guidance to clients on security best practices, compliance requirements and risk management
Support the (pre)sales teams with crafting security-focused proposals
Collaborate with clients to understand their specific security needs and develop, together with the Solution Manager, customized (managed) security solutions
Security governance, be involved in architecture boards or change advisory boards

What we offer

Make a Difference with a Meaningful Career
Grow and Evolve Professionally
Unlock Relevant Career Opportunities
Achieve Work-Life Balance
Enjoy Generous Annual Leave (32 days)
Travel in Comfort (company car and a national fuel/charging card or mobility allowance)
Comprehensive Insurance Coverage (group insurance and hospitalization insurance)
Attractive Compensation Package

Fulltime

Network Engineer

Network & Security Engineer is responsible for designing, implementing, maintain...

Location

India , Thane

Salary:

Not provided

Galaxy Office Automation Pvt. Ltd.

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent work experience)
Proven experience as a Network & Security Engineer or similar role, with expertise in network design, implementation, and security
Strong knowledge of networking concepts and protocols (TCP/IP, VLANs, routing, switching, wireless networks, etc.)
Experience with network security technologies and tools, such as firewalls, IDS/IPS, VPNs, and endpoint security solutions
Familiarity with security frameworks and best practices (ISO 27001, NIST, etc.)
Experience with network monitoring and analysis tools (Wireshark, SNMP, etc.)
Strong understanding of network security principles, including authentication, authorization, and encryption
Excellent problem-solving skills and the ability to analyze complex network and security issues
Strong communication and interpersonal skills for effective collaboration with team members and stakeholders
Certifications such as Cisco Certified Network Professional (CCNP), Certified Information Systems Security Professional (CISSP), or equivalent are a plus

Job Responsibility

Network Design and Implementation: Designing, configuring, and deploying network infrastructure, including LANs, WANs, routers, switches, and wireless networks, based on business requirements and industry best practices
Network Security Implementation: Implementing and managing network security measures, including firewalls, intrusion detection systems (IDS), virtual private networks (VPN), and access control lists (ACLs)
Security Policy Development: Developing and implementing security policies, procedures, and guidelines to ensure the confidentiality, integrity, and availability of network resources
Network Monitoring and Analysis: Monitoring network traffic, identifying security threats, and conducting regular vulnerability assessments and penetration tests to identify and mitigate risks
Incident Response and Troubleshooting: Responding to network security incidents, investigating breaches, and conducting forensic analysis to determine the root cause and implement remedial actions
Network Performance Optimization: Monitoring network performance, identifying bottlenecks, and implementing optimizations to ensure efficient and reliable network operation
Network Documentation and Reporting: Creating and maintaining network documentation, diagrams, and reports, including network diagrams, configuration details, and security incident reports
Vendor Management: Collaborating with vendors to evaluate and select network and security solutions, managing vendor relationships, and overseeing service-level agreements (SLAs)
Network Infrastructure Support: Providing technical support for network-related issues, troubleshooting network connectivity problems, and assisting end-users with network-related inquiries
Emerging Technologies: Staying updated with the latest advancements in networking and security technologies, evaluating their potential impact, and recommending appropriate solutions to enhance network performance and security

Fulltime

Network Architect and Manager

We're looking for an accomplished Network Architect and Manager to lead the desi...

Location

Bulgaria , Sofia

Salary:

Not provided

Brandwatch

Expiration Date

Until further notice

Requirements

8+ years of experience in network engineering and architecture roles, including leadership or managerial responsibilities
Expert knowledge of networking fundamentals and protocols (TCP/IP, DNS, BGP, OSPF, etc.) with hands-on experience designing large-scale enterprise networks
Proven experience with cloud networking (AWS, Azure, or GCP), including virtual networks, VPC peering, security groups, and hybrid connectivity
Strong understanding of network security best practices and technologies (firewalls, VPNs, ACLs, IDS/IPS)
Proficiency with network monitoring and troubleshooting tools (such as Wireshark, SNMP systems, or flow analysis) and the ability to perform deep network analysis
Experience with network automation and Infrastructure as Code (e.g. using Python scripts or Terraform/CloudFormation for network provisioning)
Excellent problem-solving and communication skills, with the ability to collaborate across teams and explain network concepts to non-specialists
Design, implement, and manage robust edge-security solutions—including firewalls, VPNs, and network flow controls—to protect our perimeter and distributed systems

Job Responsibility

Oversee the architecture, reliability, and security of our enterprise networks (cloud and on-premises), from initial design through deployment
Design and implement scalable network solutions, including LAN/WAN topologies and cloud VPCs, to ensure high availability and optimal performance
Collaborate with security teams to apply robust network security measures (firewalls, VPNs, intrusion detection) protecting critical assets and data
Mentor and guide a team of network engineers, establishing best practices and fostering professional growth
Proactively monitor network performance and lead troubleshooting efforts to resolve issues quickly, minimizing downtime
Evaluate and integrate new networking technologies and tools to continuously improve network efficiency and capabilities

Network Security Professional

Plusnet

Location:
United Kingdom , Sheffield

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
March 19, 2026

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