Job Description

Who We Are

At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward - always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities.

The Role

Are you passionate about protecting companies from cyber threats? Do you want to be part of a team that safeguards the digital assets of cutting-edge organizations? Look no further - Kyndryl is seeking a Cybersecurity Specialist to join our team of talented Technical Specialists.




As a Cybersecurity Specialist, you will be at the forefront of protecting Kyndryl's customers' computer systems and networks from unauthorized access, use, disclosure, disruption, modification, or destruction. You will use a variety of tools and techniques to defend against a wide range of cyber threats, such as malware, ransomware, phishing attacks, and data breaches.




But that's not all - at Kyndryl, you will also have the opportunity to implement new cybersecurity systems and policies to ensure the protection of our customers' data and assets. You will monitor and review potential threats from various cybersecurity systems and conduct proof-of-concepts (POCs) with new cyber security software to evaluate its effectiveness and potential integration into the organization's systems.




Not only will you be responsible for ensuring the security of Kyndryl's customers' network and systems, but you will also enrich the organization's knowledge towards potential cyber threats and best practices. You will provide automation scripts for threat hunting in customer environments using lessons learned from Cyber-attacks.




You will also have the opportunity to conduct penetration testing and threat and vulnerability assessments of applications, operating systems, and networks, responding to cybersecurity breaches and identifying intrusions. You will research and evaluate cybersecurity threats and perform root cause analysis, all while assisting in the creation and implementation of security solutions.




Additionally, you will have the opportunity to work in the area of security innovation, creating and experimenting with "outside the box" ideas that could change the trajectory of cyber security.




This is a unique opportunity to work with cutting-edge technology, be part of a dynamic team, and make a significant impact in the world of cybersecurity. If you're up for the challenge, apply now to join Kyndryl's cybersecurity team!




Your Future at Kyndryl


Every position at Kyndryl offers a way forward to grow your career. We have opportunities that you won't find anywhere else, including hands-on experience, learning opportunities, and the chance to certify in all four major platforms. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here.

Who You Are

You're good at what you do and possess the required experience to prove it. However, equally as important - you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused - someone who prioritizes customer success in their work. And finally, you're open and borderless - naturally inclusive in how you work with others.

Required Skills and Experience:

###

Key Responsibilities

1. SBC Administration & Configuration

7+ Years of experience in Serve as the

subject matter expert for Oracle (Acme Packet)

and

AudioCodes SBC platforms

, overseeing design, deployment, and ongoing management. Configure and maintain

SIP trunks, routing tables, session agents, and transformation rules

within Oracle / AudioCodes SBC. Perform

SBC clustering, redundancy, and failover configuration

for high availability and business continuity. Manage

TLS/SRTP encryption, certificates, and security policies

to ensure secure SIP communications. Integrate SBCs with

Avaya Aura Core

,

Cisco CUCM

,

Microsoft Teams

, or

SIP-based third-party systems

.

2. Voice Core & Avaya Integration

Provide

L3-level expertise in Avaya Aura ecosystem

, including:


+

Communication Manager (CM)

- Versions 6.3 and 8.1.2
+

Application Enablement Services (AES)

+

Session Manager (SM)

+

System Manager (SMGR)

+

Avaya Experience Portal (AEP)

+

Call Management System (CMS R19)

Perform

end-to-end SIP call trace and SM log analysis

to isolate signaling and interoperability issues. Collaborate with Avaya and network teams to ensure smooth call routing, media flow, and integration between core voice components and SBCs. Support

VoIP interoperability

between Avaya, Cisco, and external SIP providers.

3. SIP Signaling & Troubleshooting

Analyze and interpret

SIP signaling traces, SM logs, and SBC debug outputs

for detailed fault isolation. Use diagnostic tools such as

Wireshark

,

traceSM

,

SBC trace sessions

, and

PCAP analysis

for protocol-level troubleshooting. Investigate

call setup failures, one-way audio, registration errors, codec mismatches, and SIP header manipulation issues

. Develop and document

RCA reports

with detailed call flow diagrams and corrective actions. Collaborate with carriers, OEM vendors, and internal network teams for problem resolution.

4. Cross-Functional Integration & Network Skills

Configure and maintain

network routers, VLANs, QoS, and routing protocols (BGP/OSPF)

for voice traffic optimization. Support

CUCM voice gateways

configuration, dial peers, SIP trunks, and codec negotiation. Manage and troubleshoot

AudioCodes voice gateways

(Mediant series) and ensure seamless interworking with SBCs and PBX systems. Work closely with

network security teams

to manage

firewall traversal, NAT configurations, and SIP ALG

issues. Ensure end-to-end voice quality and service availability through

QoS monitoring and bandwidth management

.

5. Operations, Incident & Change Management

Act as

L3 escalation point

for critical incidents (P1/P2), providing timely resolution and RCA within SLA. Review and validate

change requests (RFCs)

related to SBC, SIP routing, and core telephony configuration. Conduct

pre- and post-implementation testing

for planned changes or maintenance windows. Generate and present

monthly operational and capacity reports

, highlighting system performance and optimization opportunities. Ensure compliance with

ITIL processes

and maintain accurate configuration and topology documentation.

6. System Optimization & Continuous Improvement

Evaluate and implement

SBC firmware upgrades, security patches, and performance enhancements

. Optimize

SIP routing and media path design

to improve call quality and reduce latency. Recommend and implement

automation scripts

for monitoring, reporting, and routine maintenance tasks. Stay updated on latest

VoIP, SIP, and SBC technologies

, contributing to modernization initiatives and architecture improvements.

Being You

Diversity is a whole lot more than what we look like or where we come from, it's how we think and who we are. We welcome people of all cultures, backgrounds, and experiences. But we're not doing it single-handily: Our Kyndryl Inclusion Networks are only one of many ways we create a workplace where all Kyndryls can find and provide support and advice. This dedication to welcoming everyone into our company means that Kyndryl gives you - and everyone next to you - the ability to bring your whole self to work, individually and collectively, and support the activation of our equitable culture. That's the Kyndryl Way.

What You Can Expect

With state-of-the-art resources and Fortune 100 clients, every day is an opportunity to innovate, build new capabilities, new relationships, new processes, and new value. Kyndryl cares about your well-being and prides itself on offering benefits that give you choice, reflect the diversity of our employees and support you and your family through the moments that matter - wherever you are in your life journey. Our employee learning programs give you access to the best learning in the industry to receive certifications, including Microsoft, Google, Amazon, Skillsoft, and many more. Through our company-wide volunteering and giving platform, you can donate, start fundraisers, volunteer, and search over 2 million non-profit organizations. At Kyndryl, we invest heavily in you, we want you to succeed so that together, we will all succeed.

Get Referred!

If you know someone that works at Kyndryl, when asked 'How Did You Hear About Us' during the application process, select 'Employee Referral' and enter your contact's Kyndryl email address.