Network Security Support Engineer Jobs

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations: Austin, TX About the Department The Customer Support Team solves complicated problems and answers technical inquiries via phone, email, chat, and social media. Whether it is a Wordpress blogger using our services for free or a global Enterprise business with petabytes of web traffic, our team is always eager to assist. We are the eyes and ears of Cloudflare, acting as the real-time voice of the customer to help communicate their nee

Location: Remote (U.S.) Clearance: Ability to obtain and maintain a Public Trust Salary Range: 100K – 120K LTS is seeking a skilled and mission-focused Cyber Security Engineer to support a major modernization initiative within the Department of Veterans Affairs (VA) health portfolio. This role will support cybersecurity engineering, risk management, and security modernization efforts across enterprise healthcare systems and infrastructure environments supporting Veteran healthcare operations nationwide. The ideal candidate will possess strong experience securing complex federal IT systems, supporting cloud and hybrid environments, and implementing cybersecurity solutions aligned with federal compliance frameworks and Zero Trust initiatives. This individual will work closely with infrastructure, application, integration, and DevSecOps teams to ensure modernization efforts are designed and deployed with security at the forefront. What You’ll Do: • Support cybersecurity engineering for the pilot, including cloud security, RMF/ATO support, compliance documentation, and continuous monitoring. • Secure AWS-based environments through identity and access management, encryption, logging, monitoring, network security, vulnerability management, and configuration hardening. • Configure, monitor, and support AWS security services such as AWS Network Firewall, Security Hub, GuardDuty, CloudWatch, CloudTrail, Inspector, and related capabilities. • Support security planning for an AWS Commercial Cloud environment with consideration for future migration to AWS GovCloud or another VA-approved hosting environment. • Assist with ATO planning, control implementation, evidence collection, compliance reporting, and approval workflows. • Work within eMASS, ServiceNow GRC, or similar risk management systems to support ATO artifacts, information assurance tasking, POA&M tracking, and security documentation. • Develop and maintain SSPs, POA&Ms, SOPs, risk assessments, control n

Work Flexibility: Hybrid Position Summary The Network Security Engineer is responsible for designing, reviewing, implementing, and supporting enterprise network security architectures to protect the organization’s infrastructure, applications, and external connectivity from cybersecurity threats. This role combines strong network security engineering and architecture expertise with hands-on cybersecurity operations experience. The ideal candidate can independently assess network security risks, design appropriate security controls, and support security investigations in collaboration with Cybersecurity, SOC, and Incident Response teams. The role focuses on securing Internet-facing applications, DMZs, extranets, third-party connectivity, network segmentation, and enterprise security boundaries. This is a cybersecurity-focused engineering position, not primarily a network infrastructure support or firewall administration role. What will you do: Design, review, and implement secure network architectures for enterprise, cloud, hybrid, and remote environments. Evaluate and secure DMZs, extranets, Internet-facing applications, third-party connections, and external access pathways. Identify network security risks and define appropriate technical controls, including firewall policies, segmentation, access restrictions, encryption, monitoring, and compensating controls. Establish and maintain security zones, network segmentation, and trust boundaries to reduce unauthorized access and lateral movement. Engineer and manage enterprise security technologies, including Next-Generation Firewalls (NGFW), VPN, IDS/IPS, Network Access Control (NAC), and related perimeter security solutions. Investigate suspicious network activity and support cybersecurity incident response by analyzing firewall

Help strengthen network and data security across complex financial services environments, protecting critical infrastructure and sensitive information from evolving threats. The Role As a Senior Network Security Consultant, you will work with clients and delivery teams to strengthen the security, resilience, and protection of enterprise network and data environments across complex financial services organizations. You will bring together expertise across network security, infrastructure, and Data Loss Prevention (DLP), helping clients protect sensitive information while maintaining secure, reliable, and high-performing connectivity. You will support the design, implementation, configuration, monitoring, and ongoing enhancement of security controls across networks, endpoints, email, cloud, web, and other relevant technology environments. Working across cybersecurity, infrastructure, cloud, architecture, identity and access management, risk, compliance, privacy, and business teams, you will investigate security events and incidents, identify vulnerabilities and data protection risks, and translate security requirements into practical controls. As a senior consultant, you will provide technical insight, support complex security initiatives, and help clients improve network resilience and data protection while balancing security requirements with operational and business needs. What You’ll Do Assess, monitor, and analyze network and data security environments, investigating security events, DLP alerts, connectivity issues, potential data leakage, policy violations, and emerging risks. Design, configure, implement, and enhance network security and DLP controls across firewalls, VPNs, network segmentation, endpoints, email, cloud, web, and other relevant channels. Lead and support security implementations, upgrades, migrations, and control enhancements, including technical analysis, testing, documentation, deployment, and post-implementation validation. Investigate comple

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Designated Support Engineer III to join our team in a hybrid capacity based in Bangalore, reporting to the Manager, Global Focal Support within our Support department. You will function as the highest level of technical support within the TAC, responsible for resolving the most complex and critical issues escalated from Level I and Level II support engineers. What you’ll do (Role Expectations) Provide second line phone/email consultation to independently debug complex security/network problems Interface with Engineering and assist the customer with testing or troubleshooting Reproduce customer issues to verify problems and provide feedback to Engineering and Operations teams Create entries in our technical support online database to accurately document any incident resolution that is not found in our knowledge base Understand the product direction and customer use-cases and provide inp

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Designated Support Engineer III to join our team in a hybrid capacity based in Mohali, reporting to the Manager, Global Focal Support within our Support department. You will function as the highest level of technical support within the TAC, responsible for resolving the most complex and critical issues escalated from Level I and Level II support engineers. What you’ll do (Role Expectations) Provide second line phone/email consultation to independently debug complex security/network problems Interface with Engineering and assist the customer with testing or troubleshooting Reproduce customer issues to verify problems and provide feedback to Engineering and Operations teams Create entries in our technical support online database to accurately document any incident resolution that is not found in our knowledge base Understand the product direction and customer use-cases and provide input on pro

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Designated Support Engineer III to join our team in a hybrid capacity based in Mohali, reporting to the Manager, Global Focal Support within our Support department. You will function as the highest level of technical support within the TAC, responsible for resolving the most complex and critical issues escalated from Level I and Level II support engineers. What you’ll do (Role Expectations) Provide second line phone/email consultation to independently debug complex security/network problems Interface with Engineering and assist the customer with testing or troubleshooting Reproduce customer issues to verify problems and provide feedback to Engineering and Operations teams Create entries in our technical support online database to accurately document any incident resolution that is not found in our knowledge base Understand the product direction and customer use-cases and provide input on product an

Leidos is seeking an experience Cloud Engineering Lead to join our Defense Enclave Services (DES) team, who will support an extensive digital modernization program critical to Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies. The Senior Cloud Engineer will design, develop, configure, and deploy IaaS/PaaS and SaaS services within the Azure Cloud to fulfill end user requirements. The position will support multiple engineering projects modernizing the DoD Environment, including the migration of applications from on-premise to the cloud and zero-trust network initiatives. Engineering efforts will include design, deployment, test, and migration of the solutions the candidate develops. PROGRAM Link: www.leidos.com/des JOB LOCATION : Remote (Onsite at Ft. Meade as needed) CLEARANCE REQUIREMENT : Must possess an Active SECRET or above DoD clearance to be considered. (US Citizenship required) Primary Responsibilities Provide thought leadership and mentoring to team of cloud engineers, including frequent collaboration with the other technical team leads and solutions engineers Design and deploy as code system architecture for IaaS/PaaS/SaaS services in the Azure Cloud Provide inputs to the design of the enterprise’s cloud and mission architecture Evaluate and support application architectures across platforms to ensure alignment to cloud and application modernization strategies, capabilities and requirements Continually identify opportunities for improvement, including innovations aimed at improving the user experience, improving efficiencies, and lowering sustainment costs Enforce security best practices and guidelines, leveraging knowledge of security policies, network security,

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence of AI to enable everyone to accelerate the results that matter. By taking advantage of all structured and unstructured data — securing and protecting private information more effectively — Elastic’s complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI. What is The Role We're looking for a Senior Network Engineer (VPN/VDI) who will take charge of designing, deploying, and managing our multi-cloud network and VDI infrastructure. In this role, you'll collaborate with engineering, security, and operations teams to drive automation and implement Zero Trust security, ensuring our systems remain reliable and scalable as we grow. If you enjoy building robust networks and making a real impact within an organization, this position offers a chance to do just that. What You Will Be Doing Design a robust multi-cloud network architecture that supports our growing infrastructure needs. Create detailed network diagrams and documentation to guide implementation. Evaluate and select the best networking technologies, while implementing and optimizing routing protocols for efficiency. Develop plans for network scalability and maintain our Meraki networks to ensure reliable performance. Assist in deploying VPN and VDI solutions within our multi-cloud environment. Support integration efforts among network components and facilitate training for junior engineers and support staff. Collaborate with cross-functional teams to ensure smooth implementation of network services and provide on-call support to resolve any issues that arise. Monitor network performance metrics to identify areas for improvement. Analyze traffic

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Senior Product Support Engineer to join our team. This is a Remote role reporting to the Director, Product Support. As part of our global Customer Success Organization, you will be dedicated to delivering high-impact experiences and identifying innovative solutions for our customers. You will leverage data and research to provide expert, hands-on support, ensuring clients achieve their goals and utilize our technology to its fullest potential. What you’ll do (Role Expectations) Provide second line consultation to independently debug complex security and network problems Partner with Engineering to assist customers with testing, troubleshooting, and reproducing issues to verify problems Document incident resolutions in technical databases and provide direct feedback to Engineering and Operations teams Develop department training programs and mentor engineers on advanced troubleshooting and ca

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Job Description: We are looking for a Senior Focal Support Engineer to join our team in Tokyo, reporting to the Manager of Product Support within the Customer Success Organization. Our Customer Success Organization is a global, customer-focused team dedicated to delivering high-impact experiences and identifying innovative solutions. We leverage valuable data and research to provide expert, hands-on support starting from the implementation phase and beyond, ensuring customers achieve their goals and leverage our technology to its fullest potential. Responsibilities: Provide Tier III focal support over phone and email to independently diagnose and resolve complex security and network issues. Communicate with assigned customers and pods to keep them updated on progress and resolutions. Partner with the Product, Engineering, and Escalation teams to assist customers with testing or troubleshooting efforts Reproduce custom

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Senior Product Support Engineer to join our team in Tokyo, reporting to the Manager of Product Support within the Customer Success Organization. Our Customer Success Organization is a global, customer-focused team dedicated to delivering high-impact experiences and identifying innovative solutions. We leverage valuable data and research to provide expert, hands-on support starting from the implementation phase and beyond, ensuring customers achieve their goals and leverage our technology to its fullest potential. What you’ll do (Role Expectations) Provide phone and email consultation to independently debug complex security and network problems for Tier III support Partner with Engineering to assist customers with testing or troubleshooting efforts Reproduce customer issues to verify problems and provide feedback to the Engineering and Operations teams Who You Are (Success Profile) You thrive in amb

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Senior Product Support Engineer to join our team. This is a Remote role reporting to the Manager, Product Support. As part of our global Customer Success Organization, you will be dedicated to delivering high-impact experiences and identifying innovative solutions for our customers. You will leverage data and research to provide expert, hands-on support, ensuring clients achieve their goals and utilize our technology to its fullest potential. What you’ll do (Role Expectations) Provide second line consultation to independently debug complex security and network problems Partner with Engineering to assist customers with testing, troubleshooting, and reproducing issues to verify problems Document incident resolutions in technical databases and provide direct feedback to Engineering and Operations teams Develop department training programs and mentor engineers on advanced troubleshooting and cas

For more than 30 years, SonicWall has delivered a partner-first unified cybersecurity portfolio that helps SMBs, MSPs, and IT teams consolidate network security, endpoint security, security service edge (SSE), and threat response across hybrid environments. By bringing connected technology, real-time threat intelligence, automation, and expert services together, SonicWall helps organizations simplify security operations, achieve better security outcomes, and lower total cost of ownership. Backed by a global ecosystem of more than 17,000 partners, SonicWall delivers enterprise-grade protection built for SMB and mid-market realities. For more information, visit www.sonicwall.com or follow us on X, LinkedIn , Facebook , and Instagram . We are seeking a seasoned Principal Platform Engineer to lead the evolution and performance of our Kubernetes-based production environment. In this role, you will drive reliability, scalability, and observability across mission-critical systems while working hands-on with Kubernetes, GCP, Terraform, and modern infrastructure automation. You will partner closely with Engineering and Support teams to optimize system performance, influence architectural decisions, and build resilient platforms that enable business growth at scale. Responsibilities: Maintain, scale, and enhance our Kubernetes production platform Improve the performance, reliability, and availability of production systems Ensure comprehensive observability across services, infrastructure, and applications (metrics, logs, traces, alerts) Diagnose and tune database and service performance across distributed systems Partner with Development teams to assess platform impact of new features and architectural changes Identify workflow friction and contribute to scalable, resilient technical solutions Collaborate with Support teams to build and maintain operational runbooks and impro

We deliver foundational systems that shape the future of how technology is used in a top performing quantitative equity fund that manages over $78+ billion USD in financial assets. This is a fantastic opportunity in the exciting intersection of finance and technology where investment decisions are made using technology. Quantitative equity funds use programmed investment strategies and as a result, our technology team is crucial to its success. The team is headquartered and deeply rooted in West Coast Vancouver. We place high value on maintaining an entrepreneurial spirit and creating a culture where each of us has opportunities to succeed. What You Will Do The technology infrastructure team plays an essential role through innovative technologies on our hybrid (on-premise and cloud based) platform: distributed computing, petabyte-scale data storage, containerization, non-traditional high-performance databases, process orchestration, monitoring, data visualization and DevOps. You own the entire technology infrastructure life cycle: Engineer and support software and systems infrastructure. Introduce new foundational technologies that advance our software engineering capabilities to the next level. Collaborate with our software development teams on support issues and improvements to our infrastructure tools, processes, and software. Act as a conduit between our application development teams, and IT, network security, and other stakeholders to align priorities and translate business requirements into technical designs. Improve systems infrastructure reliability. Gather and analyze metrics from operating systems and applications to assist in performance tuning, fault finding and business continuity planning. Design, plan and implement solutions in an entrepreneurial spirit. What You Bring Programming Knowledge – you have an undergraduate, graduate, or post-graduate degree in a computer-related field OR exceptional programming skills gain