Senior/ Network Security Engineer

3 weeks ago


Dublin, Dublin City, Ireland St Engineering Full time

Social network you want to login/join with:
Senior/ Network Security Engineer - PS, Dublin 8
Job Reference: e39cf
Location: Dublin 8, Ireland
Job Category: Other
EU work permit required: Yes
Posted:
Expiry Date:
Job Description:
Title: Senior/ Network Security Engineer - PS
About ST Engineering
ST Engineering is a global technology, defence, and engineering group with offices across Asia, Europe, the Middle East, and the U.S., serving customers in more than countries.
The Group uses technology and innovation to solve real-world problems and improve lives through its diverse portfolio of businesses across aerospace, smart city, defence, and public security segments.
Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.
Our history spans more than 50 years, and our strategy is underpinned by our core values – Integrity, Value Creation, Courage, Commitment and Compassion.
These values guide every aspect of our business and are embedded in our culture.
About our Line of Business – Mission Software & Services
Our Mission Software & Services provides mission-critical command, control, and communications (C3) systems with secured IT infrastructure and managed services.
We support our clients' innovation journey through design thinking, analytics, and AI-enabled decision support with cloud computing solutions.
We serve industries including defence, government, and commercial sectors.
Join us to make a significant impact
Drive excellence in mission-critical Defence projects.
Analyze and troubleshoot network security infrastructure issues to ensure seamless operations and exceed SLA expectations.
Be ready for action when duty calls, ensuring operational excellence and project success.
Responsibilities:
Design, implement, and maintain network security solutions using firewall management software/products.
Deploy and maintain intrusion detection and prevention systems (IDS/IPS).
Understand network security requirements, ensure compliance with regulations and standards, and develop solutions.
Conduct security assessments and audits to identify vulnerabilities and recommend improvements.
Monitor network traffic and security logs for suspicious activities and breaches.
Keep network devices and software updated with security patches.
Perform backups of network and firewall equipment.
Evaluate and analyze network security products.
Implement encryption protocols (e.g., VPNs, SSL/TLS).
Maintain documentation of security configurations, policies, and procedures.
Perform cybersecurity and vulnerability assessments.
Learn new skills such as Nutanix, VMware, OS Hardening, etc.
Qualities We Value:
Familiarity with network infrastructure components, including routers, switches, load balancers, Checkpoint Firewall.
Certifications like CISSP, CISM, CEH, CND, CCNP Security are highly desirable.
Basic knowledge of server virtualization (Hyper-V, VMWare, Nutanix), cloud platforms (Azure, AWS), and operating systems (Windows, Linux).
Basic scripting knowledge (Python, Bash, PowerShell, Ansible).
Experience troubleshooting complex network security issues.
Good documentation skills and knowledge base building.
Responsible, conscientious, team player, resourceful, independent, proactive.
Entry-level candidates are welcome; more experienced candidates may be considered for senior roles.
Our Commitment:
Work on cutting-edge technologies and architectures.
Valuing diverse perspectives and contributions.
Meaningful work that makes a difference.
Collaborative and passionate workplace.
Competitive remuneration and benefits.
#J-18808-Ljbffr



  • Dublin, Dublin City, Ireland Mastercard, Inc. Full time

    Senior Network Security Engineer (Checkpoint)Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and...


  • Dublin, Dublin City, Ireland Mastercard Full time

    Senior Network Security Engineer (Checkpoint)Join to apply for theSenior Network Security Engineer (Checkpoint)role atMastercardOur PurposeMastercard powers economies and empowers people in 200+ countries and territories worldwide.Together with our customers, we're helping build a sustainable economy where everyone can prosper.We support a wide range of...


  • Dublin, Dublin City, Ireland Mastercard Full time

    Senior Network Security Engineer (Checkpoint)Join to apply for the Senior Network Security Engineer (Checkpoint) role at MastercardOur PurposeMastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of...


  • Dublin, Dublin City, Ireland Mastercard Full time

    Our PurposeMastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships...


  • Dublin, Dublin City, Ireland Meta Full time

    OverviewJoin to apply for theNetwork Security Engineerrole atMetaMeta's Network Security team is seeking an experienced engineer to help secure our global Data Centers, network Backbone, Optical Infrastructure, and Edge PoPs.We do this by working extensively across the Meta family of products, including Instagram, WhatsApp, and AI where we identify and solve...


  • Dublin, Dublin City, Ireland Meta Full time

    OverviewJoin to apply for theNetwork Security Engineerrole atMetaMeta's Network Security team is seeking an experienced engineer to help secure our global Data Centers, network Backbone, Optical Infrastructure, and Edge PoPs.We do this by working extensively across the Meta family of products, including Instagram, WhatsApp, and AI where we identify and solve...


  • Dublin, Dublin City, Ireland Meta Full time

    OverviewJoin to apply for the Network Security Engineer role at MetaMeta's Network Security team is seeking an experienced engineer to help secure our global Data Centers, network Backbone, Optical Infrastructure, and Edge PoPs. We do this by working extensively across the Meta family of products, including Instagram, WhatsApp, and AI where we identify and...


  • Dublin, Dublin City, Ireland beBeeNetworkSecurity Full time €90,000 - €120,000

    Job OverviewSophisticated Network Security EngineerWe are seeking a highly skilled and experienced network security professional to join our team. As a Senior Network Security Engineer, you will be responsible for implementing, securing, and supporting large multi-site networks in complex environments.The ideal candidate will have hands-on experience with...


  • Dublin, Dublin City, Ireland beBeeNetwork Full time €90,000 - €120,000

    We are seeking a highly skilled professional to join our team in Dublin as a Senior Network Security Engineer.The ideal candidate will be responsible for implementing, securing and supporting large multi-site network environments using industry leading technologies and platforms.Key Responsibilities include:Manage and implement medium to complex networks in...


  • Dublin, Dublin City, Ireland Onnec Full time

    Join to apply for theSenior Network Engineerrole atOnnecONNEC Group are a leading independent technology partner and global integrator, with over 30 years experience, and a 800+ team of global experts, specialising in providing end-to-end connectivity solutions that propel organisations everywhere.From structured cabling to managed services, our end-to-end...