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Avivys Consulting Services
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Senior Developer - C++/C (IPsec/Linux/ Network Protocol)

Senior Developer - C++/C (IPsec/Linux/ Network Protocol)

Avivys Consulting Services

3 - 7 years

10 - 20 Lacs

gurugram

Posted:2 days ago| Platform:

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Skills Required

networking protocols linux ipsec vpn c++ c programming language

Work Mode

Work from Office

Job Type

Full Time

Job Description

Job Title:

Location:

Work Mode

About the Role

C/C++ Developer

Key Responsibilities

Design, develop, and optimize
C/C++ networking modules
with focus on
IPsec/IKEv1/v2
protocols.
Implement
ESP/AH, encryption/decryption, authentication methods, and PKI-based security
.
Develop and maintain
routing protocol implementations (BGP, OSPF, RIP, IS-IS)
.
Work on
Linux networking stack
, including
Netfilter, XFRM framework, and socket programming
.
Debug and troubleshoot complex networking issues using tools like
gdb, tcpdump, and Wireshark
.
Collaborate with hardware, QA, and system teams to deliver reliable and secure solutions.
Ensure compliance with relevant
RFC standards
for IPsec and routing protocols.

Required Skills & Qualifications

Strong programming expertise in
C and C++
.
Proven hands-on experience with
IPsec protocols (ESP, AH, IKEv1/v2)
.
Solid understanding of
key exchange (PSK, certificates, EAP)
and
PKI/certificates
.
Good knowledge of
routing protocols (OSPF, BGP, RIP, IS-IS)
.
Strong understanding of
TCP/IP stack, packet forwarding, and Linux networking internals
.
Experience with
multi-threaded programming, performance tuning, and memory management
.

Good to Have

Exposure to
DPDK, VPP, or hardware acceleration frameworks
.
Experience with
TLS/DTLS, MPLS, GRE, VXLAN
tunneling protocols.
Hands-on experience with
network security appliances, VPNs, or firewalls
.

Education

Bachelors/Master’s degree in
Computer Science, Electronics, Telecommunications, or related field
.
Role & responsibilities

Preferred candidate profile

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