Firewall Architect Job at Whitehall Resources Ltd (Cheshire)

Solution Architect

As a Solution Architect Specialist, you are at the heart of delivering digital t...

Location

United Kingdom , Bristol; Manchester

Salary:

Not provided

Plusnet

Expiration Date

Until further notice

Requirements

Technology Deployment
Solution Architecture
Decision Making
Stakeholder Management
Expertise and knowledge in WAN/ LAN (Cisco and HPE)
Expertise and knowledge in Authentication and NAC (ISE / Clearpass)
Expertise and knowledge in Application Delivery (F5 and NetScaler)
Expertise and knowledge in Proxy Technology (Palo, Bluecoat, Ivanti, Cisco Any Connect)
Expertise and knowledge in Firewalls (Cisco, Palo, Juniper and Checkpoint)
Expertise and knowledge in Software defined networks (SDWAN, SDLAN, Segmentation)

Job Responsibility

Collaborate with colleagues, stakeholders, and customers to design and deliver robust digital solutions, ensuring seamless teamwork across office and remote environments
Engage directly with customers and internal teams to understand needs, build trust, and deliver solutions that align with customer priorities
Communicate clearly, simplify complex challenges, and drive continuous improvement in processes and outcomes
Take responsibility for the end-to-end solution architecture, from requirements gathering to delivery, ensuring compliance and high standards throughout

What we offer

10% on target annual bonus
BT Pension scheme, minimum 5% employee contribution, BT contribution 10%
X4 Salary Life Assurance
Huge range of flexible benefits including Cycle to Work, Healthcare, Season Ticket Loan, Electric Vehicle Salary Sacrifice
25 days annual leave (not including bank holidays), increasing with service
Equal family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It’s for all parents, no matter how your family is made up
Enhanced women’s health support: including help with menopause symptoms, cancer screenings, period care and more
24/7 private virtual GP appointments for UK colleagues
2 weeks paid carer’s leave
World-class training and development opportunities

Fulltime

Cybersecurity Solutions Architect

We are seeking a talented individual for the Pre-Sales Cybersecurity Solutions A...

Location

United States

Salary:

150000.00 - 200000.00 USD / Year

Right! Systems

Expiration Date

Until further notice

Requirements

Deep expertise in the cybersecurity landscape, including frameworks, market trends, major vendors, and solution architectures that align technology capabilities with business risk and compliance objectives
3-5 years of network architecture required
Experience designing Cisco, Juniper, and/or Aruba networks
Professional or Expert-level certifications from one or more of the following manufacturers are preferred: Cisco (CCNP/CCDP or CCIE Wireless preferred), HPE Aruba (ACP/ACX or preferred), Juniper (JNCIS-Mist preferred)
Deployment or administrative experience with Cisco ISE or Aruba ClearPass preferred
Wireless LAN design experience desired
Palo Alto Networks Prisma and/or Cortex experience (PSE preferred)
Microsoft Security product experience preferred (Defender, Sentinel, Azure MFA)
Deployment or administrative experience with patch management solutions desirable (Automox or similar)
Hands-on experience deploying and or managing networks from one or more of the manufacturers listed above is highly desirable

Job Responsibility

Work with customers to design and scope new projects
Develop bills of materials and solutions for customers
Consult with customers on options and features required to meet business needs
Present solutions and scopes of work to customers
Develop and sustain a thorough technical understanding of network and cybersecurity technologies, including security frameworks, firewalls, SASE, endpoint protection, cloud security, identity and access management systems, etc.
Design and planning on complex projects, integrating multiple technologies across multiple disciplines as part of a team of engineers
Attend or participate in various product training sessions to broaden your skillset while maintaining RSI’s vendor relationships
Meet with customers to consult and outline new technologies that improve and enhance their current environments
Work with a cross section of the RSI team, including sales, engineering, and management, to complete tasks as required
Attain and retain industry certifications as required

What we offer

Group medical, dental, and vision insurance
401(k)
life insurance/LTD
PTO (Paid Time Off) for vacation, sick, and personal leave

Fulltime

Network Engineer II

JOB DUTIES: Duties to include: set-up, develop and maintain computer networks; e...

Location

United States , Irving

Salary:

Not provided

Cloud Resources (TX)

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Engineering (any), or a related field
5 years of experience in the job offered or as a Network Engineer, Network Architect, or a related occupation

Job Responsibility

set-up, develop and maintain computer networks
evaluate company’s network and system performance
install network hardware and software based on needs
upgrade and repair networks to ensure they run smoothly
support and train users
add/update user profiles
secure networks
set up firewalls
protect against malware and viruses
diagnose, troubleshoot and resolve issues

Director of IT Infrastructure

The Director – IT Infrastructure, Network & Cyber Security is responsible for en...

Location

India , Pune City

Salary:

Not provided

Gsource Technologies LLC

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in Computer Science, Information Technology, Cyber Security, or related field
15+ years of progressive experience in IT Infrastructure, Network Engineering, and Cyber Security
8+ years in a senior leadership or director-level role
Proven experience managing enterprise-scale infrastructure and security environments
Enterprise infrastructure architecture
Network & firewall security design
Cyber security governance & incident response
Cloud & hybrid environments
Zero Trust & defense-in-depth
Risk management & compliance

Job Responsibility

IT Infrastructure Leadership Define and drive the enterprise infrastructure strategy covering data centers, cloud platforms (AWS/Azure/GCP), virtualization, storage, backup, and disaster recovery
Network Architecture & Operations Own enterprise LAN, WAN, Wi-Fi, VPN, SD-WAN, and internet connectivity architecture across all locations
Peripheral & Endpoint Ecosystem Management Oversee management of endpoints and peripherals including desktops, laptops, mobile devices, printers, scanners, IoT devices, and access systems
Firewall & Security Infrastructure Ownership Architect and govern firewall frameworks (NGFW, WAF, internal segmentation firewalls)
Cyber Security Strategy & Governance Define and execute the organization’s cyber security strategy and roadmap
Risk, Compliance & Business Continuity Act as the primary owner of IT risk management and cyber risk posture
Leadership, Governance & Stakeholder Management Build, mentor, and lead high-performing infrastructure, network, and security teams

What we offer

Sodexo meal passes provided for daily nutritional needs
Performance based Variable Pay - Annually or Bi-anually

Fulltime

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

Senior Network Engineer

GEICO is seeking an experienced Engineer with a passion for building high-perfor...

Location

United States , Palo Alto; Chevy Chase; Seattle

Salary:

100000.00 - 215000.00 USD / Year

Geico

Expiration Date

Until further notice

Requirements

Hands-on experience managing and troubleshooting DNS, DHCP, IPAM, and NTP in a large enterprise environment with DDI platforms like Infoblox, BlueCat, MS DNS, or similar
Experience in supporting firewalls such as Palo Alto Networks
Experience supporting Web Security Gateways (Zscaler, CISCO WSA), Network Access Control systems (ISE), Web Application Firewall (WAF)
Understanding the current regulatory environment and related implications to security and audit compliance (SOX, PCI, etc.)
Knowledge of scripting languages like Python, Bash, or PowerShell
Ability to create network topologies maps
document processes and standards
Excellent problem solving, analytical, organizational, and project management skills
Excellent verbal and written communication skills, including communicating technical issues to non-technical audiences
Operate in a highly dynamic and high-pressure environment while ensuring a high level of operational effectiveness

Job Responsibility

Provide daily support and perform maintenance tasks for security infrastructure components including, but not limited to, Web Security Gateways (Zscaler, CISCO WSA), Network Access Control systems (ISE), Intrusion Detection and Prevention Systems (IDS/IPS), Web Application Firewall (WAF), Firewall policy and rules implementation, etc
Architect, design, and maintain DNS, DHCP, NTP and IP Address Management frameworks and standards for operational efficiency
Publish Network related documentation sets for runbooks, as-built, and design reference
Conduct risk and impact assessments
skills for troubleshooting and change management
Support, operate, and maintain large scale, critical Network environment, platforms, and services
Triage, analyze, and perform root cause analysis for network-related issues
Create new and re-engineer existing processes, workflows, scripts, and automation to improve quality and efficiency
Provide 24x7 after hours on-call support and support for off-hour implementations
Leverage enterprise network management platforms and practices to run large-scale deployments efficiently and effectively

What we offer

Comprehensive Total Rewards program that offers personalized coverage tailor-made for you and your family’s overall well-being
Financial benefits including market-competitive compensation
a 401K savings plan vested from day one that offers a 6% match
performance and recognition-based incentives
and tuition assistance
Access to additional benefits like mental healthcare as well as fertility and adoption assistance
Supports flexibility- We provide workplace flexibility as well as our GEICO Flex program, which offers the ability to work from anywhere in the US for up to four weeks per year

Fulltime

Virtualization Security Engineer

The Virtualization Security Engineer will report to the Virtualization Security ...

Location

Hungary , Budapest

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

6+ years of relevant cybersecurity and/or IT experience
Proven strong knowledge of Cyber Security solutions and products focusing on Cloud and proxies and Virtualization and Networking technologies
Thorough understanding of industry and corporate technology standards for Cyber Security services
Demonstrated ability to take ownership and work with cross functional teams to manage multiple projects simultaneously under pressure
Advanced analytical and problem-solving skills
Experience in BlueCoat proxies, in Squid proxies
Experience with VMware NSX-T Distributed Firewall

Job Responsibility

Work with Transformation Program Directors, Senior Architects, Steering Committees, CISO and CTI partners in delivering the transformational Programs
Evaluate security gaps in current architecture and processes, maintaining market and vendor awareness of both trends and advancing capabilities in alignment to the transformational program goals
Support Citi’s adoption of cloud continuum and holistic digital transformation
Proactively participate in enterprise security work groups and teams to come up with innovative ideas and drive them to execution
Collaborate with Citi’s virtualization operations, proxy engineering and operations teams to identify security gaps in the enablement process or granularity of internet access for servers
Own the security controls from identification through design, testing, implementation, and maintenance
Ensure compatibility of controls with Blue Coat and Squid proxies
Analyze how new controls will impact existing policies and collaborate with development team and virtualization operations to update security policy posture and rollout to entire estate
Test designed controls with proxy operations and private cloud customers/business to ensure controls will not disrupt business activities
Oversee implementation to the entire internal cloud estate

What we offer

Cafeteria Program
Home Office Allowance (for colleagues working in hybrid work models)
Paid Parental Leave Program (maternity and paternity leave)
Private Medical Care Program and onsite medical rooms at our offices
Pension Plan Contribution to voluntary pension fund
Group Life Insurance
Employee Assistance Program
Access to a wide variety of learning and development programs, online course libraries and upskilling platforms, such as Udemy and Degreed
Flexible work arrangements to support you in managing work - life balance
Career progression opportunities across geographies and business lines

Fulltime

Senior Software Engineer - Go (Next-Gen Firewall)

We are seeking a Senior Backend Engineer (Go) to join our core engineering team ...

Location

Vietnam , Ho Chi Minh City

Salary:

Not provided

Qualgo

Expiration Date

Until further notice

Requirements

Bachelor's or Master’s degree in Computer Science, Cybersecurity, Network Engineering, or related field
Deep understanding of goroutines, channels, memory management, and profiling (pprof)
Strong grasp of the OSI model, TCP/IP, DNS, TLS/SSL, VPNs (WireGuard/IPsec), and Routing
Experience with Docker, Kubernetes, and deploying network appliances on AWS/GCP/Azure
Production experience with Kafka, RabbitMQ, or NATS
Good English skills (speaking and listening) to communicate with the global teams
Hands-on experience with Suricata, Snort, Zeek, or Squid Proxy
Familiarity with OPNsense or pfSense architecture is a huge plus

Job Responsibility

Design and implement high-performance Go services that interact with network subsystems (netfilter/nftables) and open-source security engines (Suricata, Squid, Zeek)
Design and implement routing functionalities on low resource gateway system
Develop custom plugins or sidecars to ingest, parse, and normalize IDS/IPS alerts (Suricata EVE logs) and Proxy logs for the AI engine
Build the "Action Engine" that translates AI threat verdicts into real-time blocking rules (firewall policies, BGP blackholing, or DNS sinkholing)
Deeply integrate with OPNsense APIs/plugins to orchestrate policy updates across distributed firewall nodes
Architect scalable gRPC and REST APIs to serve as the control plane for thousands of firewall agents
Write highly optimized, concurrent Go code to handle high-throughput log ingestion with minimal latency/GC overhead
Design distributed locking and consistency mechanisms to ensure firewall policies are synchronized globally across multi-tenant environments
Build low-latency pipelines using Kafka or NATS JetStream to stream network telemetry to our AI/ML inference engine
Implement WebSocket or HTTP/2 streaming for real-time threat visualization and alerting dashboards

What we offer

Meaningful work & impact
Competitive rewards
Growth & well-being
People & workspace
Young & dynamic environment

Firewall Architect

Whitehall Resources Ltd

Location:
United Kingdom , Cheshire

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
March 12, 2026

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