Network Security Engineer Job at Randstad (Athens)

Network Security Engineer

We are looking for a Network Security Engineer to assist one of our clients in c...

Location

Singapore , Singapore

Salary:

Not provided

Sopra Steria

Expiration Date

Until further notice

Requirements

Bachelor's degree in Computer Science, Information Technology, or related field
Proven experience (>5 years) in Connectivity design, implementation, and management
In-depth experience knowledge in the following areas: Local Area Network deployment and troubleshooting
Cisco Wireless LAN Controllers and Wifi technologies deployment and troubleshooting
Cisco Catalyst Center and Cisco Software Defined Access deployment and troubleshooting
Network Security technologies such as Palo Alto firewalls, Cisco ASA/Firepower VPN gateways, Cisco ISE and Bluecoat proxy
Knowledges in Network automation, scripting or programming
High Availability and Disaster recovery
Data Center networks
Vendor management

Job Responsibility

To provide support in designing, implementing, and maintaining scalable connectivity infrastructure, including on premise LAN, WAN, Network Security, Network Wireless, Network automation and Network monitoring technologies
The accountability on connectivity systems includes a highly complex ecosystem with 3 divisions / 11 countries and more than 45 sites connected
Support all strategy and policies compliant with the group and define APAC standards and apply them in a harmonized way to all entities
To support Architects when developing technical roadmaps for Connectivity upgrades, ensuring alignment with business objectives and technological advancements
To collaborate with cross-functional teams in APAC/Central to assess and address connectivity issues, ensuring timely resolution
To support PSL to oversee the design, build and run of Connectivity based on Cisco, Bluecoat and Palo Alto technologies
To support PSL in increasing the usage of Network automation on the infrastructure in APAC
To support the APAC/Central CyberSecurity team in establishing and enforcing security protocols, policies, and procedures to safeguard system integrity and protect against cyber threats
To support PSL in evaluating emerging technologies and recommend innovative solutions to enhance Connectivity capabilities and efficiency
To support Connectivity Lead in preparing and managing budgets, resource allocation, and project timelines for cloud and hosting initiatives

What we offer

Hybrid working mode and Work-from-Abroad benefits
18 days of Annual leave
Comprehensive coverage including General Practitioner, hospitalization, dental, and optical
Annual bonus based on individual performance
Training programs, certification opportunities, and training incentives to support career growth
Regular team-building activities and social events

Fulltime

New

Network Security Engineer

Zachary Piper Solutions is seeking a Network Security Engineer to support a clas...

Location

United States , Chantilly

Salary:

150000.00 - 175000.00 USD / Year

Piper Companies

Expiration Date

Until further notice

Requirements

Active TS/SCI CI Polygraph required in order to be considered
Bachelor’s degree from an accredited college in a related discipline and 7+ years of prior relevant experience
IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification required
Minimum/general experience: 10 years of related network experience (firewalls, routers, switches and load balancers)
Experience with vendor-neutral C2C capabilities and services, open-source components, DoD integration and networks, and DoD engineering and sustainment procedures to provide real-time C2C expertise is advantageous
Assist with the implementation of cyber security tools to network infrastructure
Implement DoD standards and cyber best practices to secure the environment (NIST, STIGs)
Cisco Identity Services Engine (ISE) experience is preferred but not mandatory
Strong understanding of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x, and network security concepts is essential
Expertise in technologies for large-scale enterprise deployments and data centers

Job Responsibility

Engineer, design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to migrate, deploy, enhance, and maintain C2C services
Collaborate with the network service provider to develop and maintain network architecture diagrams
Assess and recommend changes or technology upgrades to improve performance, standardization, and align with industry best practices
Monitor and investigate C2C performance and faults, providing recommendations for improvements
Engage with team members and customers at various levels to gather, provide, or coordinate information
Strong communication and customer service skills are essential
Support Assessment and Authorization activities related to cybersecurity technologies, where applicable

What we offer

PTO
11 Paid Holidays
Cigna Medical, Dental, and Vision
401k with ADP
Certification reimbursement
Contract mobility and job stability – Contract through 2026

Fulltime

Network Security Engineer

Location

India , Chennai

Salary:

Not provided

Fourth Dimension Technologies

Expiration Date

Until further notice

Requirements

Hands-on experience with Fortinet/Palo Alto/Cisco firewalls
Strong SD-WAN troubleshooting (overlay tunnels, routing protocols, SLA policies)
Knowledge of AWS/GCP network security concepts and tools
Experience with VPN, Zscaler, WAF, and enterprise routing/security
Good understanding of security standards and audit processes
Strong documentation, analytical, and problem-solving skills
Good in Communication
3+ Years Relevant experience
Immediate Joiner

Job Responsibility

Firewall Management: Configure and troubleshoot Fortinet, Palo Alto, and Cisco firewalls including policies, NAT, segmentation, routing, UTM, upgrades, migrations, and HA
SD-WAN Operations: Deploy and optimize SD-WAN environments (overlays/underlays), troubleshoot routing (BGP/OSPF), tunnel issues, dual-WAN failover, SLA routing, and performance using QoS and link-health monitoring
Cloud Network Security: Implement and audit AWS/GCP security controls (NSGs, firewall policies, VPC routing, peering, WAF) and resolve multi-region connectivity issues
WAF Management: Perform onboarding, rule tuning, exception handling, and false-positive analysis
Proxy & Zscaler: Manage Zscaler ZIA configurations, authentication methods, routing policies, and resolve complex proxy issues
VPN & Secure Access: Configure and troubleshoot complex IPSec/SSL-VPN tunnels and analyze application flows for security rule creation
Security Architecture Support: Assist Leads during network design, segmentation planning, and ensure compliance with ISO 27001, SOC 2, and client requirements
Documentation: Prepare HLD/LLD, change documentation, and maintain Visio diagrams for firewalls, SD-WAN, and cloud networks

Fulltime

Network Security Engineer

A highly skilled Network Security Architect/Engineer to enable secure connectivi...

Location

Netherlands , Amstelveen

Salary:

Not provided

Levy Professionals

Expiration Date

Until further notice

Requirements

Proven experience in network security technology, specifically with Firewalls and Proxies
Extensive background in network infrastructure within large-scale, complex enterprise organizations
Strong expertise in cloud solutions and cloud network security, specifically hybrid environments (Microsoft Azure, VMware NSX-T)
Familiarity with industry best practices and compliance frameworks including NIST, ISO 27000 series, and CIS controls
Experience working in highly regulated environments and handling complex audit requirements

Job Responsibility

Enabling secure connectivity for the 3rd Datacenter and campus networks
Acting as the primary consultant for network security architecture with an emphasis on private cloud and on-premise deployments
Conducting thorough reviews of existing security protocols and proposing enhancements
Analyzing large data sets using Power BI to inform security decisions and strategy

Fulltime

Network Security Engineer

The Network Security Engineer role at NTT DATA involves ensuring client solution...

Location

Malaysia , Petaling Jaya

Salary:

Not provided

NTT DATA

Expiration Date

Until further notice

Requirements

Bachelor's degree or equivalent in Information Technology or Computing or a related field
Valid CCNP Collaboration certification required (Voice certification preferred)
Moderate level of experience in a technical implementation engineering technologies such as Networking, Data Centre, Security, Customer experience, Collaboration and/or End User Compute
Moderate level of experience engaging with clients and conducting presentations
Moderate level experience in technical implementation engineering, specific to Collaboration technologies
Moderate level experience with Cisco Unified Communications Manager, Cisco Unity Connection, Cisco Unified Contact Centre express, Cisco Attendant console, Cisco IMP, Cisco Customer Collaboration Platform and Expressway in enterprise deployments
Moderate level experience with voice gateways - MGCP, SIP, H.323, SCCP, digital PRI/E1, analog FXO/FXS
Moderate level experience with Border Element, media resources, SRST/SRSV
Moderate level working experience with Cisco Unified Contact Centre Express
Working experience with CME/CUE

Job Responsibility

Owns larger portions of an installation, break/fix incidents at a low to medium level of complexity during project lifecycle
Takes responsibility for problem resolution and troubleshooting during project lifecycle
Escalates complex problems to the relevant third parties
Assists with the documentation of standard operating procedures relating to installations and fixes during ops handover
Compiles and maintain project administration (Time Capture and feedback to stakeholders)
Conducts elementary presentations within the customer's organization
Expected to take leadership from senior resources on relevant technologies according to specialization and best practice
Performs any other related task as required

Fulltime

Network Security Engineer

Waymo is an autonomous driving technology company with the mission to be the wor...

Location

United States , Chicago

Salary:

175000.00 - 215000.00 USD / Year

Waymo

Expiration Date

Until further notice

Requirements

Bachelor's degree in Computer Science, Engineering, a related field, or equivalent practical experience
10 years of experience with network routing protocols, design, and troubleshooting with network equipment providers
5+ years of hands-on experience designing, implementing, and securing large-scale datacenter environments and enterprise networks (LAN, WAN, WLAN, WiFi)
Demonstrated ability to act as a subject matter expert in network capacity planning, security principles, and infrastructure management best practices
Experience installing and troubleshooting wireless and/or optical networks

Job Responsibility

Strategic Design & Implementation: Design and implement multi-quarter network security projects across large-scale WiFi environments and data centers, driving outcomes as a key contributor and subject matter expert from concept through deployment
Production Network Design & Planning: Create and review Engineering Design Plans (EDPs) for sites, collaborating closely with the greater Waymo network team to design overarching architectures that align with company security and design guidelines
Operational Excellence & Automation: Proactively monitor production network performance to triage issues, building new processes and tools to scale systems while aligning on shared objectives with the broader networking discipline
Framework Development & Procedure Oversight: Establish comprehensive security frameworks, standards, policies, and baselines across diverse network environments to bolster security posture, optimize performance, and mitigate operational risks. Create and maintain Method of Procedures (MOPs) to provide clear guidance for internal teams and external partners
Threat Modeling & Assessments: Perform proactive security evaluations and threat modeling for network infrastructure, products, and services. Work in close partnership with the broader Waymo network and cross-functional teams to coordinate resources and provide technical and non-technical stakeholders with actionable strategies for risk mitigation
Cross-Functional Leadership & Regional Site Ownership: Serve as the primary technical owner for network sites within a designated market territory, maintaining a consistent physical presence at field locations and the operations center. Responsible for establishing new sites, managing colocation data center racks, and providing hands-on support. Collaborate with Product, Operations, Facilities Management, and external partners to coordinate resources and deliver robust network security outcomes

What we offer

Health and wellness
Financial wellness
Flexibility and time off

Fulltime

Network Security Engineer

As a consulting company specialized in IT and digital sectors, Extia has priorit...

Location

Portugal , Porto; Lisbon

Salary:

Not provided

Extia

Expiration Date

Until further notice

Requirements

Hands-on experience in network security operations
Strong experience with firewalls (Fortinet / FortiGate preferred)
Good knowledge of network security concepts (VPNs, NAT, routing, etc.)
Experience in incident management and ticketing tools
Strong troubleshooting and analytical skills
Good communication and teamwork abilities
Fluent in Portuguese and English
French is a plus

Job Responsibility

Support the implementation and maintenance of network security solutions
Contribute to network security projects, ensuring tasks are completed within deadlines
Manage and follow up on incidents and service requests, ensuring proper resolution and communication with clients
Configure, monitor, and troubleshoot firewalls in enterprise environments
Work with Fortinet technologies, including FortiGate, for configuration, maintenance, and issue resolution
Assist in identifying and resolving network security issues and vulnerabilities
Ensure service quality and continuity for client environments
Contribute to process improvements to enhance operational efficiency and service delivery

Fulltime

Network Security Engineer

Join a large-scale transformation program within the energy sector, focused on b...

Location

Germany , Frankfurt am Main

Salary:

Not provided

Cyclad Sp. z o.o.

Expiration Date

Until further notice

Requirements

Senior-level experience in Security Engineering and Delivery within enterprise and large-scale data center environments
Strong expertise in designing secure network architectures (LAN/WAN, Zero Trust, network segmentation/micro-segmentation)
Proven experience leading security assessments, projects, and policy development
Hands-on experience with network security technologies: Firewalls (Palo Alto, Checkpoint, Fortinet, Cisco), IDS/IPS, NAC, proxies, VPNs, Load balancers (F5, A10, Radware), SD-WAN, DDoS protection, SASE, Network virtualization (VXLAN/EVPN, SDN, ACI, NSX)
Strong troubleshooting and network performance optimization skills
Solid knowledge of DNS architecture and experience with: Infoblox or similar platforms, Linux-based DNS (e.g., BIND), Enterprise/hybrid DNS management
Experience with automation (Ansible) and scripting (Python)
Familiarity with security and compliance standards (ISO 27001, NIST, GDPR, SOC2)
Experience working in cross-functional environments with multiple stakeholders
Fluent English (C1 or higher)

Job Responsibility

Design and implement secure infrastructure solutions in line with architectural and operational requirements
Develop and execute detailed security deployment plans, including timelines, phases, and required resources
Configure and deploy security solutions, ensuring alignment with best practices and defined security standards
Build and maintain script-based and automated security implementations to improve efficiency and reduce manual errors
Create and maintain comprehensive technical documentation, including configurations, protocols, and decision rationale
Continuously update documentation to reflect system changes and improvements
Monitor and validate implementation processes to ensure effectiveness and alignment with organizational goals
Identify gaps, inefficiencies, and risks, and propose corrective and optimization actions
Collaborate with Architects, DevOps teams, and other stakeholders to ensure a security-by-design approach
Support auditability and compliance by maintaining clear documentation and process traceability

What we offer

Private medical care with dental care (covering 70% of costs). Family package option possible
Multisport card (also for an accompanying person)
Life insurance
Work with talented engineers on large-scale, technically challenging projects

Fulltime

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