Network and Security (Cisco) Engineer Job at Fyld (Lisboa)

Network Security Engineer

Location

United States , Austin

Salary:

Not provided

ComTec Information Systems

Expiration Date

Until further notice

Requirements

Must have 2+ years of experience designing and implementing Juniper or other firewalls. Experience with Juniper is preferred.
Must have 2+ years of experience configuring and supporting Cisco network switches and routers.
Must have experience gathering security requirements and designing network security.
Must have experience defining and configuring firewall policies.
Must have experience optimizing firewall rules.
Must have experience configuring dynamic protocols RIP, OSPF, and BGP.
Must have excellent understanding of security architecture and integration.
Must be proficient in Visio diagramming and design documentation.

Job Responsibility

Gather network security requirements.
Architect and design Network and Network Security solutions.
Architect and design Juniper firewalls and IDP/IPS.
Configure/implement/upgrade Juniper firewalls and IDP/IPS.
Configure firewall policies on Juniper and optimize firewall rules.
Configure Cisco Network switches and routers.
Configure dynamic protocols, to include RIP, OSPF, and BGP.

Fulltime

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

Security Network Engineer

The successful candidate will be based in North, New Jersey and will play a cruc...

Location

United States , Newark, NJ

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

Implement and maintain security systems, focusing on Cisco Security products such as ASA firewalls, ISE, SourceFire, StealthWatch, and LANCope
Ensure understanding and application of security concepts such as S2S/RA, VPN, ACLs, NAT, VLANs, and ACS
Apply knowledge of network access control (NAC) systems, intrusion prevention systems, information security methodologies, and authentication protocols
Manage and respond to security incidents, leveraging experience with SIEM, vulnerability management, penetration testing, and log management products
Uphold network security standards and best practices, providing support to the Network team as required
Use skills in Border Gateway Protocol (BGP), Checkpoint, Cisco ASA, Cisco ASA Firewall, and Cisco Routers
Employ abilities in Authentication, Check Point, Checkpoint Firewall, Computer Hardware, and Configuration Management
Maintain the integrity of the network, ensuring the secure operation of all systems
Continually monitor the security landscape, staying up-to-date with the latest threats and security best practices
Assist in the design and implementation of network security policies and procedures

Job Responsibility

Implement and maintain security systems, focusing on Cisco Security products
Ensure understanding and application of security concepts
Apply knowledge of network access control (NAC) systems, intrusion prevention systems, information security methodologies, and authentication protocols
Manage and respond to security incidents
Uphold network security standards and best practices
Use skills in Border Gateway Protocol (BGP), Checkpoint, Cisco ASA, Cisco ASA Firewall, and Cisco Routers
Employ abilities in Authentication, Check Point, Checkpoint Firewall, Computer Hardware, and Configuration Management
Maintain the integrity of the network
Continually monitor the security landscape
Assist in the design and implementation of network security policies and procedures

What we offer

medical
vision
dental
life and disability insurance
401(k) plan

Fulltime

Expert Systems Engineer – Network Engineer

We are seeking a highly skilled Expert Network Engineer with strong Azure networ...

Location

India

Salary:

Not provided

Altera Digital Health Inc. UK

Expiration Date

Until further notice

Requirements

Proven experience as a Network Engineer with strong focus on Azure network design, implementation, and troubleshooting
Hands-on experience with: Azure networking (vNETs, ExpressRoute, VPN Gateway, Route Server, Application Gateway, NSG, Azure Firewall)
Routing protocols (BGP, OSPF) and communication protocols (TCP/IP, QoS, HSRP)
Firewalls (Cisco ASA, Palo Alto, or similar)
IPSec VPNs and hybrid connectivity setups
Strong troubleshooting and analytical skills in resolving complex network issues
Familiarity with scripting/automation tools (Python, PowerShell, or Perl) for operational efficiency
Excellent communication, documentation, and mentoring skills
Ability to work in a 24x7 rotational support model
Bachelor’s degree in Computer Science, Information Technology, or a related field

Job Responsibility

Design, configure, and maintain network devices and services (e.g., routers, switches, firewalls, load balancers, VPNs, QoS) across on-prem and Azure environments
Implement and manage Azure networking components — including Azure Virtual Networks (vNETs), VPN Gateways, ExpressRoute, Azure Firewall, Application Gateway, and Network Security Groups (NSGs)
Perform network maintenance, monitoring, and optimization to ensure high availability and performance
Configure and troubleshoot routing protocols (BGP, OSPF) across hybrid environments
Manage and troubleshoot IPSec VPN tunnels between on-prem and Azure
Implement and enforce network security policies and manage firewall configurations (Cisco ASA, Palo Alto, Azure Firewall, etc.)
Monitor and analyze Azure Network Watcher, flow logs, and diagnostics for proactive issue detection
Provide Level-2/3 support, perform failover testing, and execute root cause analysis (RCA) for incidents
Develop and maintain network automation scripts (Python, PowerShell, or Terraform) for configuration consistency and efficiency
Work within established change management and configuration standards

Network Engineer

Knight Federal Solutions is supporting The Navy Integrated Training Environment ...

Location

United States , Norfolk

Salary:

Not provided

Knight Federal Solutions

Expiration Date

Until further notice

Requirements

Experience in installing and troubleshooting WAN and LAN network equipment and circuits
Experience in monitoring, maintaining and troubleshooting ASA firewall ACLs
Ability to troubleshoot network issues at the protocol/packet level using sniffers, protocol analyzers, NetFlow, logging, etc.
Technical network troubleshooting and critical thinking skills with the ability to troubleshoot technical issues within multiple systems
Knowledge of Cisco Internetworking including IP addressing (subnets, CIDR), switching (VTP, VLANs, 802.1q, etc..) and routing (OSPF, EIGRP, BGP, PIM, multicast, etc.) and Cisco IOS
Knowledge of IP networking fundamentals, OSI model, and frame/packet structure
Experience in a network operations center environment including help desk, customer communication, trouble ticketing, and issue resolution
Experience with Department of Defense Security Technical Implementation Guidelines
Experience with network and performance monitoring tools (SolarWinds, etc.)
Experience in network security technologies including firewalls, VRFs, and port security/802.1x

Job Responsibility

Operating, maintaining, and troubleshooting network connectivity and infrastructure on the Navy Enterprise Tactical Training Network (NETTN)
Supporting the operation and maintenance of multiple networks across different classification levels and ensure continuous network connectivity is maintained to customers and sites
Supporting the Network Operations and Security Center (NOSC) which functions as the helpdesk for network operations support
Providing troubleshooting of network connectivity including WAN circuits, equipment failures, router and switch configurations, firewall access control lists, VoIP device registrations and configuration, cryptographic device configurations and keying material
Coordination with Navy, DISA, and commercial circuit providers for implementation and troubleshooting
Maintaining Information Assurance compliance including IOS upgrades, network device configuration changes, firewall ACL verification and changes
Supporting remote sites in restoring network failures

Fulltime

Sr. Network Engineer

Robert Half is seeking a Sr. Network Engineer to support a major shipyard client...

Location

United States , Portland

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

8+ years of experience as Sr. Network Engineer
expert knowledge in building and designing network topologies on an enterprise level
experienced with Cisco as the current shop is Cisco Heavy
Cisco FMCs
Cisco ISE - 802.1x configurations
core routing, Wi-Fi access points, Cisco wireless controller
strong ability to lead and mentor Jr. Technicians, make recommendations to the network and build road map on work management

Job Responsibility

Lead the engineering and build of network solutions to meet business objectives
implement network design planning/roadmap including test/security controls based on network requirements and technical specifications
lead the diagnosis, identification, and resolution of performance issues that affect high availability network solutions
proactively adjust network services to optimize performance and functionality
collaborate with IT peer groups to perform root cause analysis of issues and identify solutions
provide 24/7 network support and maintenance with on-call duties after hours
implement and enforce security policies, procedures, and best practices to safeguard data and systems
conduct regular security audits and vulnerability assessments
troubleshoot and resolve network and system security issues promptly
collaborate with the Systems Administration team to ensure only required access to critical business systems and data

What we offer

Medical insurance
vision insurance
dental insurance
disability insurance
life insurance
401(k) plan

Fulltime

Expert Systems Engineer – Network Engineer

We are seeking a highly skilled Expert Network Engineer with strong Azure networ...

Location

India

Salary:

Not provided

Altera Digital Health Inc. UK

Expiration Date

Until further notice

Requirements

Proven experience as a Network Engineer with strong focus on Azure network design, implementation, and troubleshooting
Hands-on experience with: Azure networking (vNETs, ExpressRoute, VPN Gateway, Route Server, Application Gateway, NSG, Azure Firewall)
Hands-on experience with: Routing protocols (BGP, OSPF) and communication protocols (TCP/IP, QoS, HSRP)
Hands-on experience with: Firewalls (Cisco ASA, Palo Alto, or similar)
Hands-on experience with: IPSec VPNs and hybrid connectivity setups
Strong troubleshooting and analytical skills in resolving complex network issues
Familiarity with scripting/automation tools (Python, PowerShell, or Perl) for operational efficiency
Excellent communication, documentation, and mentoring skills
Ability to work in a 24x7 rotational support model
Bachelor’s degree in Computer Science, Information Technology, or a related field

Job Responsibility

Design, configure, and maintain network devices and services (e.g., routers, switches, firewalls, load balancers, VPNs, QoS) across on-prem and Azure environments
Implement and manage Azure networking components — including Azure Virtual Networks (vNETs), VPN Gateways, ExpressRoute, Azure Firewall, Application Gateway, and Network Security Groups (NSGs)
Perform network maintenance, monitoring, and optimization to ensure high availability and performance
Configure and troubleshoot routing protocols (BGP, OSPF) across hybrid environments
Manage and troubleshoot IPSec VPN tunnels between on-prem and Azure
Implement and enforce network security policies and manage firewall configurations (Cisco ASA, Palo Alto, Azure Firewall, etc.)
Monitor and analyze Azure Network Watcher, flow logs, and diagnostics for proactive issue detection
Provide Level-2/3 support, perform failover testing, and execute root cause analysis (RCA) for incidents
Develop and maintain network automation scripts (Python, PowerShell, or Terraform) for configuration consistency and efficiency
Work within established change management and configuration standards

Network Engineer

The Network Engineer will perform network design, engineering and troubleshootin...

Location

United States , Reston

Salary:

Not provided

AnaVation

Expiration Date

Until further notice

Requirements

Top Secret security clearance poly eligible
Bachelor’s Degree in computer science, engineering, or similar technical field
Cisco Certified Network Professional (CCNP) certification
8570 compliance (IAT Level 2) such as CompTIA Security+
9 years of hands-on experience and expertise Cisco Network Administration or Network Engineering
2 years of hands-on experience supporting CentOS/RHEL Linux Systems
Experience with installation, configuration, and maintenance of Firewalls
Understand the operation of network protocols and Firewall packet and proxy filters
Experience leading classified network architecture, design, and documentation
Experience with virtual systems, Rubric, and/or VX-Rail

Job Responsibility

Perform network design, engineering and troubleshooting support for classified programs
LANs/WANs/Site-to-site, VPNs/Point-to-point/point to multipoint and maintaining network availability for servers, storage and backup systems
Troubleshoot port security issues, VLAN issues and network outages
Control network management activities, data flows and firewall rules
Build network topologies to deliver content from specific providers to users
Design, implement or maintain networks for LAN and WAN systems
Provide engineering designs, and plans for installation, integration, testing, upgrade, analysis, and maintenance/expansion of the network environment
Prepare technical documentation, standard operating procedures, and design documents in support network upgrades and new mission requirements
Part of a team that may need work schedule flexibility in support team providing on-site coverage of 5 day x 12 hours/day operations

What we offer

Generous cost sharing for medical insurance for the employee and dependents
100% company paid dental insurance for employees and dependents
100% company paid long-term and short term disability insurance
100% company paid vision insurance for employees and dependents
401k plan with generous match and 100% immediate vesting
Competitive Pay
Generous paid leave and holiday package
Tuition and training reimbursement
Life and AD&D Insurance

Fulltime

Network and Security (Cisco) Engineer

Fyld

Location:
Portugal , Lisboa ▼
Porto

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Requirements:

Nice to have:

Additional Information:

Job Posted:
March 28, 2025

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