CrawlJobs Logo

Senior Network Security Engineer

1x.tech Logo

1X Technologies

Location Icon

Location:
United States , Palo Alto

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

180000.00 - 235000.00 USD / Year

Job Description:

Senior Network Security Engineer, IT / Cybersecurity Team. We’re seeking a Senior Network Security Engineer to lead the design, implementation, and security of 1X’s network infrastructure across corporate, cloud, and co-located environments. You’ll ensure scalable, high-performance connectivity while upholding best practices in network security and collaborating across teams.

Job Responsibility:

  • Architect, design, and implement secure and optimized network solutions for corporate offices, cloud infrastructure, and data centers
  • Manage and execute site builds, including secure office network deployments
  • Configure, secure, and manage wireless networks following security best practices
  • Troubleshoot wired, wireless, and service provider connectivity issues to maximize performance and uptime
  • Continuously optimize network performance, scalability, reliability, and security
  • Collaborate with IT, business, and operations teams to gather requirements and deliver resilient networking solutions
  • Develop and maintain detailed documentation including network diagrams, configurations, and policies
  • Travel occasionally, both locally and domestically, to support site deployments or audits

Requirements:

  • 5–10 years of experience in network engineering or a related field
  • Strong understanding of TCP/IP fundamentals and the OSI model
  • Experience designing, deploying, and troubleshooting leaf-and-spine architectures using HPE Aruba CX switches
  • Expertise in EVPN/VXLAN, VSX, MLAG, BGP, OSPF, and fabric-level routing
  • Proficiency in diagnosing complex L2/L3 issues, including routing anomalies and segmentation
  • Experience deploying and managing Aruba APs, controllers, and Aruba Central/AirWave
  • Deep understanding of Wi-Fi design, including RF planning and optimization techniques
  • Implementation of certificate-based onboarding for Wi-Fi using ClearPass and EAP-TLS
  • Operation and troubleshooting of Aruba ClearPass (RADIUS, TACACS+, profiling, posture, PKI integration)
  • Management and debugging of Palo Alto firewalls (Panorama, NAT, VPNs, QoS, App-ID/User-ID)
  • Expertise in DNS and DHCP design, configuration, and troubleshooting
  • Familiarity with PKI, certificate lifecycle, and automated device enrollment
  • Experience with monitoring and observability tools (Grafana, NetFlow, SNMP, Syslog, telemetry)
  • Knowledge of network automation tools and practices
  • Familiarity with modern security stack components such as cloud security (Wiz), endpoint security (MDM, EDR, CrowdStrike), asset management/CMDB, and vulnerability management
What we offer:
  • Health, dental, and vision insurance
  • 401(k) with company match
  • Paid time off and holidays

Additional Information:

Job Posted:
January 03, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Senior Network Security Engineer

Senior Security Engineer

The Senior Security Engineer will provide hands-on technical leadership within t...
Location
Location
United Kingdom , Leeds; Thame
Salary
Salary:
65000.00 - 75000.00 GBP / Year
pexa.co.uk Logo
PEXA UK
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proactive, can-do attitude to get things done quickly and efficiently
  • Strong collaboration and communication skills
  • Willingness to contribute ideas to the security programme
  • Demonstratable first-hand experience in achieving organisational adherence to security best practices
  • Experience in the practical protection of a remote working laptop estate and SaaS cloud solutions
  • Experience in identity and access management solutions
  • Experience in device business automation and updates
  • Experience in the security aspects of cloud web application hosting and defence measures like WAF
Job Responsibility
Job Responsibility
  • Maintenance and Operational Security: Ensure all security solutions remain operationally effective
  • Ensure technical teams timely patch applications, systems, software, and hardware
  • Maintain and audit secure configurations for devices, applications, and cloud environments
  • Access Control and Identity Management: Conduct regular user and privileged account reviews
  • Manage and monitor Privileged Identity Management (PIM) profiles and elevated access accounts
  • Coordinate with IT and HR for onboarding/offboarding
  • Tool, Infrastructure, and Encryption Management: Maintain and optimise security infrastructure and tools
  • Oversee encryption key and certificate management
  • Work with vendors and internal teams to ensure tools remain current
  • VPN, Network & Firewall Security: Design, configure, and maintain secure VPN and Zero-Trust network solutions
What we offer
What we offer
  • Your growth: We encourage you to hit your personal and professional learning and development goals with our tailored programs and tools
  • Your wellness: We care about your holistic wellbeing
  • Your work/life blend: We want to help you create your ideal work/life blend
  • Fulltime
Read More
Arrow Right

Senior Network Engineer

Applicant will need assistance with deploying Cisco FIP compliant firewalls in v...
Location
Location
United States , Santa Clara
Salary
Salary:
Not provided
nexlogica.com Logo
Nexlogica
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 6 to 8 years of knowledge, skills and experience in the following areas: Routing and switching
  • Building VPN tunnels using Cisco FIPS compliant firewalls (Firepower)
  • Traffic engineering
  • Data encryption
  • Wireless networking technology
  • Installing, configuring, testing, and documenting the equipment/network systems
  • Specifically versed in deploying: Cisco equipment including routers, switches, and firewalls
  • Aruba wireless access points and controllers
  • Certification in CCNP Enterprise
  • Security certification(s) is highly desirable
Job Responsibility
Job Responsibility
  • Assist with firewall deployment and configuration at PSJ site(s)
  • Assess design criteria to ensure knowledge of desired outcome
  • Implement firewalls as agreed to with county network engineers
  • Participate in testing and validation of encryption method
  • Support and help maintain deployed configurations that have successfully passed testing criteria
  • Share any new insights with county network team for future use in deploying this technology
Read More
Arrow Right

Senior Security Engineer

Kensho is S&P Global’s hub for AI innovation and transformation. With expertise ...
Location
Location
United States , New York; Cambridge
Salary
Salary:
160000.00 - 190000.00 USD / Year
kensho.com Logo
Kensho Technologies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Five or more years of experience as a security engineer
  • Experience securing modern web applications and distributed data infrastructure in a cross-team setting
  • Prior experience working with enterprise security technologies such as WAF, CSPM, OAuth2, and SIEM
  • Strong understanding of cryptography and current best practices
  • Experience with penetration testing tools, techniques and methodologies and understanding of common vulnerabilities and remediation strategies
  • Three or more years experience writing code in Python, Javascript, Java, or Go
  • Experience conducting or facilitating IT security audits
  • Familiarity with security models for cloud providers such as AWS, Azure and GCP
  • Familiarity with core networking concepts and standard protocols such as TCP, UDP, and HTTP
Job Responsibility
Job Responsibility
  • Implement security frameworks to ensure Kensho maintains a security envelope aligned with S&P Global standards
  • Developing and updating security plans: Planning and managing security projects and initiatives
  • Emergency response: Demonstrating excellent surveillance and emergency response skills
  • Identifying and mitigating security vulnerabilities: Perform static and dynamic vulnerability assessments and incorporate tools in the SDLC using commercial and open source tools
  • Implementing de-escalation techniques: Prioritizing training in de-escalation techniques to effectively deal with conflicts
  • Maintain a GenAI security posture: Help establish and enable a GenAI security posture at an enterprise scale and have complete oversight of the AI Accelerator Security program
  • Risk assessment and management: Spotting risky behaviors and configurations in critical infrastructure components to stop network intrusions and preempt cyberattacks
  • Auditing policies and controls continuously: Driving the cybersecurity process forward by regularly auditing the policies and controls in place
  • Building a vulnerability management program: Ensuring that people in the organization continuously check for known vulnerabilities and take appropriate steps to remediate them
  • Design and implement security controls and processes across Kensho and provide monitoring to ensure compliance
What we offer
What we offer
  • Medical, Dental, and Vision insurance
  • 100% company paid premiums
  • Unlimited Paid Time Off
  • 26 weeks of 100% paid Parental Leave (paternity and maternity)
  • 401(k) plan with 6% employer matching
  • Generous company matching on donations to non-profit charities
  • Up to $20,000 tuition assistance toward degree programs, plus up to $4,000/year for ongoing professional education such as industry conferences
  • Plentiful snacks, drinks, and regularly catered lunches
  • Dog-friendly office (CAM office)
  • Bike sharing program memberships
  • Fulltime
Read More
Arrow Right

Senior Network Engineer

CCIE certification and exposure to technologies like Meraki, CheckPoint, CradleP...
Location
Location
India , Vadodara
Salary
Salary:
Not provided
enormousenterprise.com Logo
Enormous Enterprise
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in computer science, engineering or related field, or equivalent work experience
  • At least 5 years of experience in network engineering, preferably in a consulting or service provider environment
  • CCIE certification or equivalent level of knowledge and skills
  • Hands-on experience with technologies like Meraki, CheckPoint, CradlePoint, SDWan, F5 and Nexus Switches
  • Strong knowledge of network protocols, standards and architectures, such as TCP/IP, OSPF, BGP, MPLS, VPN, QoS, VLAN, STP, VRF and VPC
  • Excellent communication, collaboration and problem-solving skills
  • Ability to work independently and under pressure, and manage multiple projects and deadlines
  • Willingness to work on-call as needed
Job Responsibility
Job Responsibility
  • Design, configure and deploy network solutions for clients, including LAN, WAN, wireless, firewall, load balancing, VPN and cloud services
  • Monitor and manage the network performance, availability and security, using tools like SolarWinds, PRTG, Wireshark and Splunk
  • Troubleshoot and resolve network issues, including routing, switching, firewall, VPN and wireless problems
  • Provide technical support and guidance to clients and internal teams, as well as document network configurations, changes and best practices
  • Research and evaluate new network technologies and solutions, and recommend improvements and upgrades
  • Collaborate with other network engineers, project managers and vendors, and ensure compliance with network standards and policies
Read More
Arrow Right

Senior DevOps Engineer (Cloud Networking)

At Easygo, our DevSecOps team is highly involved, impactful and delivers solutio...
Location
Location
Australia , Melbourne
Salary
Salary:
Not provided
easygo.io Logo
Easygo Gaming
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's/Master's degree in Computer Science or equivalent practical experience
  • 7+ years of hands-on experience in software engineering, with a primary focus on cloud and network security engineering
  • Strong understanding of network topologies, protocols, architecture and design principles
  • Excellent problem-solving skills and the ability to thrive in a fast-paced, dynamic environment
  • Strong communication skills for effective collaboration with teams and stakeholders
  • Analytical mindset to address complex technical challenges and devise innovative solutions
  • Positive attitude and eagerness to learn new technologies to grow as a security engineer
Job Responsibility
Job Responsibility
  • Driving the security strategy for the entire engineering organisation towards Zero Trust principles
  • Take ownership of the cloud network security roadmap. This involves discovery, tracking, prioritising, and remediation of risks ensuring continuous improvement of network security posture
  • Perform threat modelling and provide secure coding guidance to development teams, and embedding security requirements early in the design phase
  • Govern and configure WAF and network security solutions to protect from real-time attacks
  • Proactively build operational capability to detect and drive remediation of security incidents before they happen
  • Write efficient, scalable, and maintainable Terraform and Python code ensuring code quality, scalability, and maintainability
  • Continuously stay on top of an evolving network security landscape, promoting best practices and fostering a proactive security mindset throughout the organisation
  • Collaborate with stakeholders including IT security, product managers, and engineering teams to effectively communicate security concerns and mitigate risks
  • Lead and independently complete cloud network security initiatives from start to finish
  • Analyse complex problems and provide effective solutions, contributing to team goals and initiatives
What we offer
What we offer
  • Access to over 9,000 courses across our Learning and Development Platform
  • EAP access for you and your family
  • Be rewarded with lucrative annual bonuses
  • Give back with a paid volunteer day
  • Fuel your day with daily breakfast and open pantries brimming with unlimited snacks and refreshments, all on the house
  • Break up the week with on site remedial massage Wednesdays
  • In house full-time barista’s providing you your daily coffee needs
  • Weekly team lunches and happy hour in the office from 4pm on Fridays
  • Enjoy a bustling office with the option for up to 2 days work from home per week
  • Fun office environment with pool tables, table tennis and all your favourite gaming consoles
  • Fulltime
Read More
Arrow Right

Senior Network and Systems Engineer

Senior Consultant opportunity for a Senior Network and Systems Engineer based ou...
Location
Location
United States , San Francisco
Salary
Salary:
90000.00 - 140000.00 USD / Year
cobaltix.com Logo
Cobaltix
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Windows
  • Macs
  • Windows Servers
  • VMWare
  • networking
  • cloud services
  • networking equipment (Cisco, Meraki, Palo Alto, Juniper)
  • security focus (vulnerability assessments, ethical hacking, repelling attacks, IDS/IPS)
  • data and storage (Nimble, SANs, blade servers, AD, Splunk, AWS, Azure)
  • design and architecture (DR, replication, distributed networks)
Job Responsibility
Job Responsibility
  • Covering Bay Area clients
  • developing specialties
  • being well-rounded with great general skills
What we offer
What we offer
  • Health insurance (employees fully covered, partial family coverage)
  • dental and vision (no deductibles or copay)
  • LASIK and orthodontia
  • paid time off
  • bonus program
  • Fulltime
Read More
Arrow Right

Senior Network Engineer

Experienced leader in networking technology across multiple hardware vendors. Th...
Location
Location
United States , Oakbrook Terrace
Salary
Salary:
Not provided
aislabs.com Logo
AIS (Illinois)
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 7+ years of Wired and Wireless Networking support experience
  • Ability to design and implement VLAN structure into an existing layer-2 only network
  • Solid understanding of network concepts and troubleshooting related to switching, routing, firewalls, and wireless
  • Good documentation skills
  • Proficiency in ticketing systems
  • Reliable transportation
  • Ability to multi-task, prioritize and work efficiently
  • Ability to work within a fast-paced environment
  • Ability to have some flexibility with work schedule
  • Excellent technical and analytical skills
Job Responsibility
Job Responsibility
  • Administering and implementing various Wired and Wireless Networking solutions for small and medium-sized client environments
  • Advanced understanding of Network Security Policies, Monitoring Tools and Network troubleshooting
  • Ability to migrate and upgrade client environments
  • Basic Windows Server and Network maintenance
  • Installation and troubleshooting of various IT solutions
  • Troubleshoot advanced issues escalated from Tier 1 and Tier 2 support
What we offer
What we offer
  • Paid Training
  • PTO
  • Paid Holidays
  • Paid Vacation
  • Medical & Dental
  • Simple IRA
  • Fulltime
Read More
Arrow Right

Senior Network Engineer

We are looking for a highly skilled HPE Aruba Senior Network Engineer – Premium ...
Location
Location
India
Salary
Salary:
Not provided
https://www.hpe.com/ Logo
Hewlett Packard Enterprise
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of hands-on experience supporting and troubleshooting HPE Aruba WLAN solutions in large-scale enterprise environments
  • Expert knowledge of 802.11 standards, RF design, and enterprise Wi-Fi troubleshooting
  • Hands-on experience with HPE Aruba Mobility Controllers (AOS 8 & AOS 10), HPE Aruba APs, and HPE Aruba Central
  • Strong understanding of VLANs, QoS, AAA (RADIUS/TACACS), firewall rules, and network security best practices
  • Experience working in a high-pressure premium support environment with enterprise customers
  • Excellent problem-solving, analytical, and communication skills
Job Responsibility
Job Responsibility
  • Deliver premium support services to enterprise customers using HPE Aruba WLAN AOS8/AOS10 and HPE Aruba Central
  • Troubleshoot and resolve complex wireless performance, authentication, and roaming issues
  • Provide advanced technical guidance, best practices, and proactive recommendations for HPE Aruba WLAN environments
  • Work closely with customers to diagnose issues in HPE Aruba Mobility Controllers, APs, ClearPass (NAC), and cloud-managed networks in HPE Aruba Central
  • Perform Wi-Fi site analysis, RF tuning, and optimization for high-density environments
  • Analyze logs, packet captures, and HPE Aruba telemetry data to identify root causes of network issues
  • Collaborate with Engineering teams and product management team for escalations and fixes
  • Monitor and maintain customer networks using HPE Aruba Central, AirWave, and AI-driven analytics
  • Assist with firmware upgrades, security patching, and HPE ArubaOS version migrations
  • Document troubleshooting steps, resolutions, and best practices for internal teams and customers
What we offer
What we offer
  • Health & Wellbeing
  • Personal & Professional Development
  • Unconditional Inclusion
  • Fulltime
Read More
Arrow Right