Senior Software Engineer - Network Security
Xage Security provides zero-trust cybersecurity products for secure access, privileged access management, segmentation, and protection of critical assets. It serves enterprises and critical-infrastructure organizations across IT, OT, cloud, data center, and AI environments.
Funding history
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About Xage Security
Xage Security delivers the Xage Fabric Platform, a resilient cybersecurity mesh that overlays existing infrastructure to enforce identity-based, least-privilege access and security policies. Its offerings include secure remote access, extended privileged access management, critical asset protection, zero-trust data exchange, and zero trust controls for AI agents and LLMs. The company focuses on enterprises and critical-infrastructure sectors including energy, manufacturing, utilities, healthcare, federal government, space, defense, and transportation.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design and implement information security products for IoT, apply blockchain-based decentralization techniques to harden systems, and deliver reliable, robust architectures. You will define, develop and maintain deployment processes and tools across IT, OT, and cloud environments, provide ongoing support to improve system health and reliability, and stay current with emerging technologies and best practices for scalable, distributed, and autonomous systems.
Requirements
- 3+ years of software development in networking using sockets, packet tracing, and client/server models
- In-depth knowledge of LAN, WAN, firewalls, routers, VPN, IPSec, and DPI
- Working experience with Zeek, OVS-DPDK, and Strongswan
- Working knowledge of multithreading, inter-process communication, and socket programming
- Experience with high-performance and low-latency programming
- Expert coding skills in C++, Go, and Java with secure coding practices
- Vulnerability assessment and threat analysis experience
- Hands-on experience with HTTP, SSH, authentication, certificates, and TLS
- Experience with cryptography and PKI
- Experience with microservice architecture and large-scale infrastructure
- Strong debugging and troubleshooting using tcpdump, Wireshark, gdb, and valgrind
- Expert system-level skills on Linux (Ubuntu, Alpine, Red Hat)
- Strong communication skills
Responsibilities
- Design and implement information security products for IoT
- Ensure reliability and robustness of system design and architecture
- Take ownership of projects and ensure high quality of deliverables
- Define, develop, and maintain deployment processes and tools across IT, OT, and cloud environments
- Provide ongoing support and improve system health and reliability
- Stay up-to-date with emerging technologies and adopt best practices for scalable distributed and autonomous systems
Benefits
- Equity
- Full health insurance
- Dental insurance
- Vision insurance
- Visa transfer and immigration support