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Letterkenny, County Donegal, Ireland

Role: Splunk Engineer
Job Type: Permanent
Location: Letterkenny (Hybrid) 

Want to future proof your career with a leading global IT Consultancy company?
Do you have solid experience with Splunk Enterprise Security or integration with other SIEM platforms?
Join Tata Consultancy Services as a Splunk Engineer!

Careers at TCS: It means more
TCS is a purpose-led transformation company, built on belief. We don’t just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve - our clients include some of the biggest brands in Ireland and worldwide. For you, it means more opportunity to make an impact that matters, through challenging projects which demand ambitious innovation.
  • Grow professionally with the help of your team members.
  • Work within a fast paced, dynamic environment with access to endless learning opportunities.
  • Partner with leading lights of the industry.

The Role
As a Splunk Engineer, you will support Splunk Enterprise Security administration and management, managing enterprise SIEM infrastructure to improve data ingestions processes, including architectural work. You will provide overall engineering and design support for a distributed Splunk environment consisting of heavy forwarders, indexers, and search head servers, spanning security, performance, and operational roles.
  • Onboard new log sources into Splunk.
  • Develop notable events, visualizations, forms, reports, alerts, as well as Splunk Apps, Technology Add-ons, and normalizing data sources to the Common Information Model (CIM). 
  • Custom use-case development, fine tuning in Splunk Enterprise Security. 
  • Recognise and onboard new data sources into Splunk, analyzing the data for anomalies and trends, and building dashboards highlighting the key trends of the data.
  • Upgrade Splunk apps required by Splunk ES upgrades.
  • Configure notable event actions, action menus and Adaptive Responses.
  • Data onboarding and data ingestion normalisation recommendations.

Your Profile
Key skills/knowledge:
  • Strong knowledge of security concepts, networks, risk procedures, security patterns, authentication technologies and security attacks.
  • Capacity to develop, evaluate, and document specific metrics for management purposes.
  • Ability to perform maintenance and optimisation of existing clustered Splunk deployments.
  • Experience in creating dashboards to monitor the traffic volumes, response times, errors, and warnings across various data centres.
  • Proficiency in developing documentation with processes and procedures.
Experience required:
  • In-depth experience in using customer focused Splunk Enterprise Security SIEM engineering background.
  • Ability to create, manage, and support automation solutions for Splunk deployment and orchestration in on-site and cloud environments.
  • Experience with Splunk Enterprise Security or integration with other Security Information and Event Management (SIEM) platforms.
  • Proficiency in data on-boarding activities including routing, parsing, and normalizing events to the Splunk Common Information Model (CIM).
  • Proficiency in onboarding data using Splunk developed add-ons for Windows, Linux, and common third-party devices and applications.

Rewards & Benefits
TCS is consistently voted a Top Employer in the UK&I and globally. Our competitive salary packages feature pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network.

Diversity, Inclusion & Wellbeing
At TCS, we believe in building and sustaining a culture of equity and belonging where everyone can thrive. Our diversity motto is ‘Inclusion without Exception’.

We encourage applications from all sections of society. As an equal opportunity employer, we do not discriminate on grounds of race, religion or belief, ethnic or national origin, disability, age, sex, pregnancy and maternity, citizenship, marital, domestic or civil partnership status, sexual orientation, gender reassignment, gender identity, or any other basis as protected by applicable law.

TCS is committed to working with and providing reasonable accommodations to its employees and applicants for employment to ensure that individuals with disabilities enjoy equal access to all employment opportunities. If you are an applicant who needs an accommodation due to a disability to complete an employment application or during any phase of the hiring process, please contact us at
with the subject line: "Disability Accommodation Request".

Due to a high volume of applications, we will be unable to contact each applicant individually regarding the status of their application. If you have not received a direct response within 30 days, then the application should be deemed unsuccessful.

Join us and do more of what matters. Apply online now.




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