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Posted 17 May, 2026

Senior Information Technology Engineer

Appian Corporation
Chennai, India Full Time
Reference: 102_698333_7721231

Appian's Information Security department is currently seeking a Senior IT Engineer eager to be hands-on and involved in many different areas of responsibility. . As a Senior IT Engineer, you'll also collaborate with infrastructure technology peers and handle business solutions for the company's network infrastructure. The ideal candidate should have a track record of using a diverse set of technologies to achieve business goals.

Required Experience:

  • 6 - 9 years In-depth understanding of networking protocols, technologies, and concepts (TCP/IP, VLANs, routing, switching, subnetting, etc.)

  • Experience designing, implementing and maintaining wireless infrastructure. Troubleshooting wireless related issues, optimizing coverage, capacity and wireless performance.

  • Strong knowledge and hands-on experience with RADIUS, IDPs (e.g., SAML, OAuth, OpenID Connect), LDAP, and other AAA-related protocols and systems.

  • Understanding of security principles, including multifactor authentication (MFA), encryption, and vulnerability management.

  • You have experience with scripting and automation tools that manage network and infrastructure configuration changes (preferably using source control)l. Automating your way out of a repetitive task is second nature. Familiarity with languages such as Python and IaC or infrastructure automation systems such as Ansible and Terraform are a significant plus.

  • Experience with network monitoring and troubleshooting tools.

  • You have an ability to approach problems from unconventional angles, offering unique perspectives

  • You have a forward-thinking mindset, forecasting potential problems and following developing technological trends

  • A BS in Computer Science or related field/degree or equivalent experience

Responsibilities:

  • Plan and lead LAN, WAN, network security, and systems projects across diverse technology platforms including multi-vendor wired (enterprise switches, routers and firewalls) and wireless networks, VPNs, VOIP, etc across a hybrid global infrastructure footprint.

  • Internal certificate and certificate authority management. Configuring and managing radius server in a High Availability (HA) environment

  • Designing and implementing global wireless Infrastructure. Managing and maintaining tools to enhance wireless performance

  • Managing, implementing, and integrating RADIUS, IDPs, LDAP, and other AAA-related protocols and systems.

  • Leverage both cloud (AWS, Azure, GCP) and physical network/compute infrastructure to find creative solutions to complex problems

  • Automate cloud infrastructure deployment and management using Infrastructure as Code (e.g. Terraform, CloudFormation) and scalable automation tools such as Ansible

  • Respond to and resolve emergent problems across our diverse enterprise systems, from the physical layer to the application layer

  • Utilize best practices based on various frameworks (e.g. ITIL, ISO, SOC, PCI) and support internal and external audit activities

  • You'll use the know-how and discerning standards you've acquired over years of experience to recommend emerging technologies to keep our network modern, innovative, and secure

  • Collaborate with teams of fellow tech gurus and play an integral part of network and systems design, architecture and administration

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