Specialist - Application Security

Linde plc; Kolkata District; On-site; INR 800,000 - 1,100,000; Full time

Job summary

Linde plc, Kolkata Global IT Delivery Center, India, is seeking a Specialist to perform Web, API and mobile application security testing (VAPT). You will plan and deliver engagements within scope, quality and timelines.

You will conduct manual and automated testing, validate findings and eliminate false positives. You will rate vulnerabilities using OWASP, CWE and CVSS, document reproducible evidence and remediation steps, retest fixes, and maintain engagement records.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Cybersecurity or related discipline.
• CEH or relevant security certification preferred.
• 2–4 years in application security or enterprise security.
• At least 6 months hands-on web, API or mobile security testing with manual testing and scanner validation.
• Knowledge of OWASP, WSTG, CWE and CVSS; web/API/mobile black-box/grey-box testing.

Responsibilities

• Plan and deliver web, API and mobile VAPT engagements within scope, quality and timelines.
• Perform manual and automated testing; validate findings and eliminate false positives.
• Rate vulnerabilities using OWASP, CWE and CVSS, considering exploitability and business impact.
• Document reproducible evidence, proof-of-concept steps and practical remediation actions.
• Retest fixes, confirm closure and record residual risk or exceptions.
• Maintain test cases, evidence, reports and engagement records in line with VAPT standards.

Skills

Application security

Web testing

API security

Mobile security

OWASP

CVSS

Burp Suite

Nmap

Kali Linux

SQL injection

Education

Bachelor's degree in CS/IT

Tools

Burp Suite

Qualys WAS

Acunetix

Kali Linux

Nmap

sqlmap

Job description

It's about Being What's next. What's in it for you?

The Specialist in this position will perform Web, API and mobile application security testing; validate risks and provide actionable remediation guidance.

Making an impact. What will you do?

• The Specialist in this position will plan and deliver web, API and mobile VAPT engagements within agreed scope, quality and timelines
• You will perform manual and automated testing; validate findings and eliminate false positives
• And rate vulnerabilities using OWASP, CWE and CVSS, considering exploitability and business impact
• Also, document reproducible evidence, proof-of-concept steps and practical remediation actions
• You will need to retest fixes, confirm closure and record residual risk or exceptions
• And maintain test cases, evidence, reports and engagement records in line with VAPT standards
• Lastly, escal…critical findings and delivery blockers promptly; support critical activitiesoutside business hours when required

Winning in your role. Do you have what it takes?

• You must have a bachelor’s degree or equivalent in Computer Science, Information Technology, Cybersecurity or a related discipline
• And a CEH or relevant web-security / scanner certification preferred
• Must have two to four (2–4) years in application security or an enterprise security team
• And also, atleast six months of hands-on web, API or mobile security testing, includingmanual testing and scanner validation
• Must is knowledge withOWASP, WSTG, MAS, CWE and CVSS,Web, API and mobile black-box/grey-box testing
• You must also knowBurp Suite, Qualys WAS/Acunetix, Kali Linux, Nmap and sqlmap,HTTP/S, REST APIs, authentication protocols, mobile controls and network fundamentals

Why you will love working for us!

Linde is a leading global industrial gases and engineering company with 2025 sales of $34 billion. We live our mission of making our world more productive every day by providing high-quality solutions, technologies and services which are making our customers more successful and helping to sustain, decarbonize and protect our planet. Linde serves a variety of end markets such as chemicals & energy, food & beverage, electronics, healthcare, manufacturing, metals and mining. Linde’s industrial gases and technologies are used in countless applications, enabling space exploration and launch technologies, delivering ultra-high-purity and specialty gases for semiconductor manufacturing, providing life-saving medical oxygen and enabling clean hydrogen production and carbon capture to reduce greenhouse gas emissions. Linde also delivers state-of-the-art gas processing solutions to support customer growth, efficiency improvements and emissions reductions.

Linde Global Support Services Pvt. Ltd. (LGSS) is a wholly owned subsidiary of Linde, based out of Kolkata, India. It is a Global IT Delivery Center that has been successfully delivering IT Enabled Services to the group companies of Linde, across the world for almost two decades, since 2006. Our goal is to provide and support IT services and solutions that are critical for the operation of the entire group. As part of Linde's core Global IT Team, we cover a wide portfolio of IT services and solutions that ensure the continuous operation of Linde's business across multiple businesses across various geographies, time zones and cultures. The technical teams use their IT skills and experience to maintain and manage the IT applications and infrastructure of the organization.

At Linde Global IT Delivery Center, Kolkata we offer exciting career opportunities to grow and work in leading technologies in a truly global work environment.

Whatever you seek to accomplish, and wherever you want those accomplishments to take you, a career at Linde provides limitless ways to achieve your potential, while making a positive impact in the world. Be Linde. Be Limitless.

For more information about the company and its products and services, please visit linde.com

Any designations used of course apply to persons of all genders. The form of speech used here is for simplicity only.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, pregnancy, sexual orientation, gender identity or expression, or any other reason prohibited by applicable law.

Linde Global Support Services Pvt. Ltd acts responsibly towards its shareholders, business partners, employees, society and the environment in every one of its business areas, regions and locations across the globe. The company is committed to technologies and products that unite the goals of customer value and sustainable development.