Senior Networking & Security Field Technical Engineer

Job not on LinkedIn

🕒 December 19, 2025

🇺🇸 United States – Remote

⏰ Full Time

🟠 Senior

🔧 Field Service Engineer

👻 Ghost score 53%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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InstaSafe

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2012

🔒 Cybersecurity

🔌 API

☁️ SaaS

Cybersecurity • API • SaaS

InstaSafe is a security technology company specializing in Zero Trust solutions for secure remote access. It provides comprehensive tools and services that ensure secure and seamless access to enterprise applications, leveraging advanced features like Multi-Factor Authentication (MFA), Single Sign-On (SSO), and Identity and Access Management. InstaSafe aims to enhance organizational security by eliminating implicit trust and employing robust access controls for users and devices across various environments.

📋 Description

• 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

🎯 Requirements

• 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 (preferred) • Exposure to Zero Trust or application access platforms (preferred) • Scripting or automation for diagnostics (bash, Python) (preferred)

🏖️ Benefits

• Competitive compensation • Comprehensive health insurance for yourself and parents (including OPD coverage for routine medical needs) • High-ownership, learning-driven culture