About this opportunity:
Ericsson is looking for a diligent and competent Domain Support Specialist (Security System). This role centers on ensuring that our services and resources are efficiently activated, configured, and tested. If you are eager to work in an interactive environment and dedicated to guaranteeing the availability and performance of services for our customers, this might be the ideal role for you.
What you will do: • Incident Management• Coordinate and conduct event collection, log management, event management, and compliance automation• Respond to day-to-day security change requests related to security operations• Conduct security research and intelligence gathering on emerging threats and exploits• Create new rules based on identified scenarios• Perform postmortem analysis on logs, traffic flows, and other activities to identify malicious activity• Security analysis (networking devices and operating systems, endpoint analysis, network attacks)• Work with the various Technical Authority teams to respond to and resolve security incidents effectively and quickly• Provide Root Cause Analysis for security incidents, and outages / impairments related to security tools• Administer authentication and access controls, including provisioning, changes, and deprovisioning of user and system accounts, security/access roles, and access permissions to information assets• Tools Integration• Integration of nodes to security tools (SIEM, VA, IAM, etc.)• Deploy content (policies, signatures, parsers or rules) for the security infrastructure• Vendor Communications• Work with SIEM, IPS/IDS, IAM vendors for application related issues• Process Improvement• Mentor level 1 analysts to improve detection capability within the SOC• Prepare Use Cases & MOPs on identified scenarios, Create, maintain and improve technical operational work instructions• Drive continuous process improvements by providing inputs on the current processes and possible improvement opportunities• Governance and Reporting, Business intelligence reporting based on SOC and customer needs, Identify and report risks related to security• Perform periodic reporting and when applicable, present to management and/or the customer's security team• Strong knowledge of information security• Working knowledge of SIEM tools (such as McAfee ESM, QRadar, ArcSight, Splunk, etc.), scanning tools (Nessus, Qualys, IBM AppScan, etc.) and PAM tools (BeyondTrust, CyberArk, etc.)• Understanding of enterprise computing environments, distributed applications, and a strong understanding of TCP/IP networks, along with available security controls (technical & process controls) for respective layers• Understanding of the system hardening processes, tools, guidelines and benchmarks• Fundamental understanding of encryption technologies• The ability to work constructively under pressure• The ability to provide support after normal business hours• Participate in the out-of-hours on call rotation, providing technical support to the business for major and critical incidents
The skills you bring:• Graduate in Computer Science or similar, Strong understanding of enterprise, network, system and application level security issues, SIEM, SPUNK or arc sight experience are preffered.• 4 to 7 years experience with at least 2 years of experience in IT and 2 years in security, • Knowledge of both Linux-based and MS Windows-based system platforms with a strong technical understanding and aptitude for analytical problem-solving
• ITIL certification, CCSP, OSCP, Security +, CCNA Security or similar will be an advantage• Basic knowledge of telecommunications networks will be an added advantage
Skills Required
- Graduate in Computer Science or similar
- 4 to 7 years experience with at least 2 years in IT and 2 years in security
- Strong knowledge of information security and enterprise/network/system/application security issues
- Working knowledge of SIEM tools (McAfee ESM, QRadar, ArcSight, Splunk, etc.)
- Working knowledge of scanning tools (Nessus, Qualys, IBM AppScan, etc.)
- Working knowledge of PAM tools (BeyondTrust, CyberArk, etc.)
- Knowledge of Linux and Microsoft Windows system platforms
- Understanding of TCP/IP networks and available security controls
- Understanding of system hardening processes, tools, guidelines and benchmarks
- Fundamental understanding of encryption technologies
- Ability to provide support after normal business hours and participate in on-call rotation
- Experience performing security incident investigations, root cause analysis, and rule/signature creation
- SIEM, Splunk or ArcSight experience (explicitly noted as preferred)
- ITIL certification, CCSP, OSCP, Security+, CCNA Security or similar certifications (advantage)
- Basic knowledge of telecommunications networks (added advantage)
What the Team is Saying
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What We Do
Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.
Why Work With Us
Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.
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