This is a remote position.
About InstaSafe
InstaSafe is a fast-growing B2B cybersecurity SaaS company focused on securing the future of work through Zero Trust security architectures. Our platform helps enterprises securely access applications, users, and data across hybrid, cloud, and on-prem environments using technologies such as Zero Trust Network Access (ZTNA), Identity & Access Management (IAM), Single Sign-On (SSO), Multi-Factor Authentication (MFA), endpoint controls, and network security enforcement.
We work with enterprises, system integrators, and service providers across regulated industries, enabling secure digital transformation at scale.
The Senior Networking & Security Field Technical Engineer is a senior individual-contributor role responsible for deep technical troubleshooting, customer environment analysis, and resolution of complex networking, identity, and security issues in production environments.
This role sits at the intersection of customer deployments, field engineering, and advanced technical support, and works closely with Product Engineering, Customer Success, and Solution Architecture teams. The engineer will handle escalated issues, replicate customer problems in lab environments, and contribute to continuous product reliability and operational excellence.
Troubleshoot complex networking, security, and identity issues in customer production environments.
Perform deep diagnostics across application access, network paths, authentication flows, and security controls.
Replicate customer issues in lab environments and validate fixes with engineering teams.
Support field deployments, upgrades, and critical customer incidents.
Troubleshoot Linux networking issues using hands-on tools (tcpdump, packet analysers, netstat, logs).
Handle escalated cases end-to-end, including customer communication and closure.
Document root causes, fixes, and troubleshooting runbooks for internal use.
Education & Experience
Bachelor’s degree in Computer Science, IT, or related field.
6+ years of hands-on experience in networking, security engineering, or TAC / advanced support roles.
Strong understanding of TCP/IP, DNS, SSL/TLS, routing concepts, and traffic flows.
Hands-on experience with enterprise networking and security architectures.
Practical troubleshooting experience with Linux-based systems and networking.
Experience with identity systems: Azure AD, ADFS, Active Directory, LDAP, SAML.
Working knowledge of NGFWs, proxies, and secure access controls.
Exposure to DC/DR architectures and multi-cloud environments.
Prior experience in field engineering or TAC environments.
Exposure to Zero Trust or application access platforms.
Scripting or automation for diagnostics (bash, Python).
Career Value Proposition
At InstaSafe, your work as a Senior Networking & Security Field Technical Engineer will have direct and visible impact on how enterprises securely operate in a Zero Trust world. You will work on real-world, complex customer environments—solving problems that sit at the intersection of networking, identity, cloud, and security.
You’ll gain deep exposure to modern cybersecurity architectures, collaborate closely with experienced product and engineering leaders, and play a critical role in shaping product reliability and customer trust as InstaSafe scales globally.
We offer a high-ownership, learning-driven culture with competitive compensation, comprehensive health insurance for yourself and parents (including OPD coverage for routine medical needs), and an environment designed for professionals who value technical depth, accountability, and meaningful impact while building mission-critical security products.
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