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core network engineer

network design planning engineer

Nokia

<div>
 
 Job Description
 
 
 
 As a Network Design &amp; Planning Engineer at Nokia, you will play a crucial role in shaping the future of our 4G and 5G networks. Collaborating with a dynamic team of experts, you'll conduct in-depth network design and planning, driving innovative strategies to enhance performance and coverage. Your responsibilities will include capacity analysis, link budgeting, and feature design, ensuring our solutions meet customer requirements and exceed expectations. Embrace a fast-paced, collaborative work environment where you can lead projects, make impactful decisions, and communicate your findings to stakeholders. You will utilize state-of-the-art planning tools such as iBwave, NDE, and Netact, fostering a culture of knowledge sharing while contributing to significant advancements in network technology. Join us in revolutionizing connectivity and creating seamless experiences for users worldwide.
 
 
 
 How You Will Contribute And What You Will Learn
 
 
 
 <ul>
 <li>
 Lead network design and planning activities for 4G and 5G networks, including new software releases and feature enhancements.
 </li>
 <li>
 Conduct detailed coverage predictions and link budget analyses for indoor and outdoor RF design to meet customer requirements.
 </li>
 <li>
 Prepare and manage parameter workbooks, ensuring accurate mapping of features and KPIs from various vendors to Nokia standards.
 </li>
 <li>
 Perform capacity analysis and create high-level (HLD) and low-level designs (LLD) to optimize network efficiency.
 </li>
 <li>
 Utilize planning tools such as Netact, MantRay, NDE, and 9955 for effective network design implementation.
 </li>
 <li>
 Evaluate impacts of software changes on key performance indicators (KPIs) and provide recommendations for improvement.
 </li>
 <li>
 Present technical data and project updates to customers with strong communication and presentation skills.
 </li>
 <li>
 Provide informal guidance and support to team members, fostering collaboration and knowledge sharing within the team.
 
 
 </li>
 </ul>
 
 Key Skills And Experience
 
 
 
 
 You have:
 
 
 
 <ul>
 <li>
 Hands-on experience in Radio network technologies (2G, 3G, LTE, 5G SA and NSA)
 </li>
 <li>
 Proficiency in network design and coverage analysis for indoor and outdoor deployments
 </li>
 <li>
 Experience with planning tools: Netact, MantRay, NDE, 9955, and Mapinfo
 </li>
 <li>
 Ability to conduct capacity analysis and prepare high-level and low-level designs (HLD/LLD)
 
 
 </li>
 </ul>
 
 It would be nice if you also had:
 
 
 
 <ul>
 <li>
 Experience in delta analysis and mapping KPIs from different vendors
 </li>
 <li>
 Strong presentation and customer-facing skills
 </li>
 <li>
 Expertise in parameter workbooks and feature design
 </li>
 <li>
 A background in project leadership and independent decision-making
 
 
 </li>
 </ul>
 
 About Us
 
 
 
 
 Come create the technology that helps the world act together
 
 
 
 Nokia is committed to innovation and technology leadership across mobile, fixed and cloud networks. Your career here will have a positive impact on people&rsquo;s lives and will help us build the capabilities needed for a more productive, sustainable, and inclusive world.
 
 
 We challenge ourselves to create an inclusive way of working where we are open to new ideas, empowered to take risks and fearless to bring our authentic selves to work
 
 
 
 What we offer
 
 
 
 Nokia offers continuous learning opportunities, well-being programs to support you mentally and physically, opportunities to join and get supported by employee resource groups, mentoring programs and highly diverse teams with an inclusive culture where people thrive and are empowered.
 
 
 
 Nokia is committed to inclusion and is an equal opportunity employer
 
 
 
 Nokia has received the following recognitions for its commitment to inclusion &amp; equality:
 
 
 <ul>
 <li>
 One of the World&rsquo;s Most Ethical Companies by Ethisphere
 </li>
 <li>
 Gender-Equality Index by Bloomberg
 </li>
 <li>
 Workplace Pride Global Benchmark
 
 
 </li>
 </ul>
 At Nokia, we act inclusively and respect the uniqueness of people. Nokia&rsquo;s employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law.
 
 
 We are committed to a culture of inclusion built upon our core value of respect.
 
 
 Join us and be part of a company where you will feel included and empowered to succeed.
 
 
 
 About The Team
 
 
 
 In Mobile Networks , our ambition is to become the trusted partner of choice for Communications Service Providers (CSPs), as well as for non-CSP entities in sectors like utilities, transportation, public services, and defense. We strive to deliver unbeatable customer experiences in wireless connectivity.
</div>

Network Design & Planning Engineer

ARX Group

<div>Road / Highway Design Engineer - &#304;stanbul (Merter), Ankara
We are looking for a passionate and detail-oriented Road / Highway Design Engineer to join our Ankara or Istanbul office. 
You will take part in the design and coordination of national and international transportation projects, working within a multidisciplinary team of engineers, architects, and BIM specialists.
This is your opportunity to lead design excellence, contribute to strategic infrastructure development, and help build the roads that connect tomorrow's communities. 
As a Road / Highway Design Engineer at ARX, you will:<ul><li>
Develop and review road and highway geometric designs (horizontal &amp; vertical alignments, cross-sections, typical details).</li><li>
Prepare and check drawings, design reports, and BOQs in accordance with international and local standards.</li><li>
Collaborate with structural, drainage, traffic, and BIM teams to ensure fully coordinated project delivery.</li><li>
Participate in design review, quality control, and technical meetings with clients and partners.</li><li>
Support tender documentation and contribute to project planning and implementation.</li></ul>
We're looking for:<ul><li>
A Bachelor's degree in Civil Engineering (Master's degree is a plus).</li><li>
At least 5 years of professional experience in road/highway design or transportation infrastructure.</li><li>
Strong knowledge of AutoCAD Civil 3D, InfraWorks, or similar design tools.</li><li>
Knowledge of Revit for coordination purposes will be considered an asset.</li><li>
Familiarity with AASHTO, DMR, or local geometric design standards.</li><li>
A collaborative, solution-oriented mindset and excellent communication skills.</li><li>
Fluency in English (both written and spoken).</li></ul>
Why ARX?<ul><li>
Be part of a global network of smart minds shaping the future of engineering.</li><li>
Work on high-profile international projects with cross-disciplinary collaboration.</li><li>
Enjoy a hybrid working model, private health insurance, and meal benefits (Multinet).</li><li>
Experience a culture that values innovation, quality, and professional growth.</li></ul>
If this sounds like the right opportunity for you, we'd love to hear from you! Apply now and be part of our team of smart minds building strong structures! 

 
Sector:
Role:
Will manage other people: No
Job type: Contratto a tempo indeterminato</div>

Road / Highway Design Engineer

Nets-international Communication

Overview We are seeking a skilled Splunk Engineer with strong administration and operational experience to design, implement, and maintain Splunk infrastructure and analytics solutions. The ideal candidate will have hands-on expertise in Splunk Enterprise / Enterprise Security (ES), data onboarding, dashboard creation, alert tuning, and system administration. This role bridges engineering, operations, and security analytics, ensuring Splunk runs optimally while delivering actionable insights.Key Responsibilities<ul><li>Design, deploy, and maintain Splunk environments (indexers, search heads, forwarders, deployment servers, cluster masters).</li><li>Create and optimize SPL queries, dashboards, reports, and alerts for operational visibility and threat detection.</li><li>Develop and automate data onboarding pipelines from diverse sources (syslog, cloud, API, EDR tools).</li><li>Integrate Splunk with SIEM/SOAR platforms, cloud services (AWS, Azure, GCP), and endpoint security tools.</li><li>Support use case development for security monitoring and compliance (SOC, IT Ops, or DevOps).</li><li>Perform installation, configuration, and upgrade of Splunk components.</li><li>Manage user roles, authentication, and access control (RBAC).</li><li>Monitor system health, indexing performance, and data retention policies.</li><li>Handle license management, data optimization, and troubleshooting.</li><li>Conduct backup, recovery, and disaster recovery planning for Splunk infrastructure.</li></ul>Security &amp; Operations<ul><li>Collaborate with SOC Analysts to build and tune correlation searches.</li><li>Ensure data integrity, confidentiality, and compliance with security standards (SOC 2, ISO 27001, NIST).</li><li>Participate in incident response and threat analysis leveraging Splunk dashboards.</li><li>Automate repetitive tasks using scripts (Python, Bash, PowerShell) and APIs.</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Information Security, or related field.</li><li>3+ years of experience in Splunk engineering or administration.</li><li>Proficiency in Splunk Enterprise / ES, SPL scripting, and data onboarding.</li><li>Experience managing Splunk clusters, indexing, and search head configurations.</li><li>Strong understanding of log parsing, data normalization, and regex extractions.</li><li>Familiarity with Linux/Windows administration and network security concepts.</li><li>Experience with security frameworks (NIST, MITRE ATT&amp;CK, SOC2, PCI-DSS).</li><li>Scripting skills in Python, Shell, or PowerShell.</li><li>Excellent problem-solving and analytical skills.</li></ul>Preferred Qualifications<ul><li>Splunk Certifications:</li><li>Splunk Core Certified Power User</li><li>Splunk Enterprise Certified Admin</li><li>Splunk Enterprise Security Certified Admin</li><li>Knowledge of cloud-based Splunk (Splunk Cloud, AWS, Azure integrations).</li><li>Experience working in a Security Operations Center (SOC) environment.</li></ul>Job Type: Full-timeAbility to commute/relocate:<ul><li>&#305;stanbul: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>what is your monthly current salary?</li><li>what is your monthly expected salary?</li><li>what is your notice period?</li></ul>Education:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Splunk Engineer: 4 years (Required)</li></ul>

Splunk Engineer

Randstad Türkiye

<div>
 
 We are seeking an experienced and skilled
 
 Core Network Engineer
 
 to join our team at
 
 Huawei
 
 . In this role, you will take on key responsibilities in delivering, maintaining, and optimizing NFV and mobile core network solutions, ensuring high reliability and performance across 2G/3G/4G/5G services. You will act as a technical expert in core network projects, addressing complex system issues, supporting network operations, and enhancing service quality through advanced troubleshooting and optimization methods. This position provides an excellent opportunity to apply your expertise in core network technologies while contributing to global knowledge transfer and technical excellence in the telecom industry.
 
 
 
 
 
 
 Responsibilities:
 
 
 
 
 
 
 1. Support the delivery of NFV/mobile core network (EPC/5GC) projects as a technical expert, technical lead, or delivery engineer, and resolve various technical issues in the projects.
 
 
 2. Maintain and analyze faults for NFV, mobile core network, and fixed core network products, and support the routine maintenance, fault location, fault handling, and network optimization of NFV and mobile core networks to improve network performance.
 
 
 3. Transfer technical knowledge of NFV and mobile core network products to global core network technical support engineers through training and on-site support.
 
 
 
 
 
 
 
 
 
 Requirements:
 
 
 
 
 
 
 1. Bachelor's degree or above in communications, computer science, or related fields.
 
 
 2. At least 2 years of relevant work experience in the core network or IT industry, with a deep understanding of the core network or IT domain.
 
 
 3. Strong ability to handle system issues.
 
 
 4. Excellent communication and presentation skills, and a strong service-oriented mindset.
 
 
 5. Good knowledge of IP technologies; candidates with CCNP or higher certification will be preferred.
 
 
 6. Candidates with the following core network knowledge will be preferred:
 
 
 (1) Networking knowledge: Proficiency in 2G/3G/4G/5G horizontal service non-standard networking solutions, IPv6 networking solutions, and common NFVI networking solutions.
 
 
 (2) Service knowledge: Proficiency in 2G/3G/4G/5G service implementation solutions (such as chain backup, pool migration, precise paging, fast-moving user assurance, Smartphone signaling storm suppression, DECOR, charging fraud, SA signature database update, and emergency calls), familiarity with 5G QoS principles and configurations, and end-to-end service quality control and differentiated management methods based on QoS. Ability to complete content-based charging and PCC script development according to user service requirements.
 
 
 (3) Network design knowledge: Proficiency in 2G/3G/4G/5G horizontal service networking solutions, IPv6 networking solutions, and other service solutions LLD/HLD.
 
 
 (4) Integration and interconnection knowledge: Proficiency in the commissioning methods for 2G/3G/4G/5G horizontal service non-standard networking solutions, IPv6 networking solutions, and other service solutions, as well as IoT commissioning, cutover, verification, and automated monitoring methods.
 
 
 (5) Routine operation and maintenance knowledge: Proficiency in basic KPI optimization methods for 2G/3G/4G/5G horizontal services, and familiarity with TCP packet analysis methods.
 
 
 
</div>

CORE NETWORK ENGINEER

Job Summary The Azure Solution Architect is responsible for designing, implementing, and overseeing scalable, secure, and cost-effective cloud solutions on Microsoft Azure. This role involves working closely with stakeholders, development teams, and operations to translate business requirements into robust cloud architectures that align with organizational goals and industry best practices.Key Responsibilities<ul><li>Design, build, and manage end-to-end Azure cloud solutions for enterprise environments.</li><li>Develop cloud architecture blueprints, reference models, and migration strategies.</li><li>Collaborate with application, infrastructure, and security teams to ensure architecture consistency and compliance.</li><li>Define and implement Azure governance, including policies, cost management, and monitoring strategies.</li><li>Design solutions using Azure services such as Virtual Machines, App Services, AKS (Kubernetes), Azure Functions, Logic Apps, API Management, and Azure Storage.</li><li>Architect network topologies (VNETs, NSGs, VPN, ExpressRoute, Load Balancer, Application Gateway).</li><li>Implement identity and access management using Azure AD, RBAC, and Conditional Access policies.</li><li>Work on migration projects from on-premises or other clouds to Azure (using tools like Azure Migrate).</li><li>Design high availability (HA) and disaster recovery (DR) strategies leveraging Azure-native tools.</li><li>Support DevOps and automation practices using ARM Templates, Terraform, Bicep, or Azure DevOps pipelines.</li><li>Conduct architecture reviews, risk assessments, and performance optimization.</li><li>Stay updated with Azure service enhancements, pricing models, and best practices.</li></ul>Required Skills<ul><li>Proven experience in Microsoft Azure architecture and administration.</li><li>Strong understanding of IaaS, PaaS, and SaaS Azure components.</li><li>Experience designing microservices and container-based architectures (AKS, Docker).</li><li>Expertise in Azure networking, storage, and security configurations.</li><li>Hands-on experience with Infrastructure as Code (IaC) tools:</li><li>Terraform, ARM Templates, or Bicep.</li><li>Familiarity with DevOps pipelines and CI/CD tools (Azure DevOps, GitHub Actions).</li><li>Knowledge of cloud cost optimization and governance frameworks.</li><li>Experience integrating Azure with on-premises Active Directory and hybrid environments.</li><li>Scripting experience with PowerShell or Python.</li><li>Knowledge of monitoring tools (Azure Monitor, Log Analytics, Application Insights).</li></ul>Education &amp; Certifications<ul><li>Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, Information Technology, or a related field.</li><li>Microsoft Certifications (Highly Preferred):</li><li>Azure Solutions Architect Expert (AZ-305)</li><li>Azure Administrator Associate (AZ-104)</li><li>Azure DevOps Engineer Expert (AZ-400)</li><li>Azure Security Engineer Associate (AZ-500)</li></ul>Preferred Experience<ul><li>5+ years of experience in IT infrastructure or software development.</li><li>3+ years of hands-on experience architecting solutions in Azure.</li><li>Experience with multi-cloud or hybrid cloud environments (AWS, GCP).</li><li>Prior experience in enterprise cloud migration or modernization projects.</li></ul>Job Type: Full-timeAbility to commute/relocate:<ul><li>&#305;stanbul: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>what is your monthly current salary?</li><li>what is your monthly expected salary?</li><li>what is your notice period?</li></ul>Education:<ul><li>Bachelor's (Preferred)</li></ul>Experience:<ul><li>Azure Solution Architect: 10 years (Required)</li></ul>

Azure Solution Architect

Job Overview The Cybersecurity Engineer (PAM / IAM / Cloud Security) is responsible for implementing, managing, and securing identity and access systems across on-premises and cloud environments. This role ensures that privileged accounts, user access, and cloud resources are properly secured, monitored, and compliant with organizational policies and regulatory standards.Key Responsibilities1. PAM (Privileged Access Management)<ul><li>Implement, configure, and manage PAM solutions (e.g., CyberArk, BeyondTrust, Thycotic, Delinea, Azure PIM).</li><li>Define and enforce least privilege principles and privileged session management.</li><li>Monitor and audit privileged account activity to detect and prevent misuse.</li><li>Automate password rotation, vaulting, and credential management processes.</li><li>Conduct periodic privileged access reviews and compliance audits.</li></ul>2. IAM (Identity and Access Management)<ul><li>Design and maintain IAM frameworks aligned with Zero Trust principles.</li><li>Manage user provisioning, de-provisioning, and access lifecycle using tools like Okta, Azure AD, Ping Identity, SailPoint, or One Identity.</li><li>Integrate IAM systems with cloud and enterprise applications (SSO, MFA, RBAC, SCIM).</li><li>Develop and enforce access control policies, authentication mechanisms, and identity governance.</li><li>Work with HR and IT to ensure access alignment during employee onboarding/offboarding.</li></ul>3. Cloud Security<ul><li>Secure cloud environments (AWS, Azure, GCP) by enforcing Identity &amp; Access controls (IAM roles, policies).</li><li>Implement cloud-native security tools (e.g., Azure Defender, AWS IAM, GuardDuty, Security Hub).</li><li>Perform configuration reviews, vulnerability assessments, and threat monitoring for cloud resources.</li><li>Support incident response, risk mitigation, and compliance within the cloud infrastructure.</li><li>Collaborate with DevOps teams to integrate security into CI/CD pipelines (DevSecOps).</li></ul>4. Security Operations &amp; Compliance<ul><li>Assist in incident investigation and response related to identity breaches or cloud threats.</li><li>Develop and maintain security documentation, policies, and runbooks.</li><li>Ensure compliance with frameworks such as ISO 27001, SOC 2, NIST, GDPR, or HIPAA.</li><li>Provide technical guidance and training to internal teams on PAM, IAM, and Cloud Security best practices.</li></ul>Required Skills and Experience Technical Skills<ul><li>Strong knowledge of Identity Governance, PAM, and MFA technologies.</li><li>Hands-on experience with tools such as CyberArk, BeyondTrust, Thycotic, Delinea, SailPoint, Okta, Azure AD.</li><li>Familiarity with Azure / AWS security models and Zero Trust architecture.</li><li>Understanding of Active Directory, LDAP, SSO, OAuth, SAML, SCIM, and OpenID Connect.</li><li>Experience with PowerShell, Python, or Bash scripting for automation.</li><li>Good grasp of network security, firewalls, and endpoint protection concepts</li></ul>Education &amp; Certifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Information Security, or related field.</li><li>Preferred Certifications:</li><li>CompTIA Security+, CySA+, or CASP+</li><li>Microsoft Certified: Azure Security Engineer Associate</li><li>AWS Certified Security &ndash; Specialty</li><li>Certified Identity and Access Manager (CIAM)</li><li>Certified Information Systems Security Professional (CISSP)</li><li>CyberArk / SailPoint / Okta certification (preferred)</li></ul>Job Type: Full-timeAbility to commute/relocate:<ul><li>&#305;stanbul: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>what is your monthly current salary?</li><li>what is your monthly expected salary?</li><li>what is your notice period?</li></ul>Education:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Cyber Security Engineer PAM/IAM / Cloud Security: 3 years (Required)</li></ul>

Cyber Security Engineer PAM/IAM / Cloud Security

Overview The Cybersecurity Engineer will be responsible for identifying, analyzing, and mitigating security vulnerabilities across systems, applications, and networks. This role includes conducting Vulnerability Assessments, Penetration Testing (VAPT), Digital Forensics &amp; Incident Response (DFIR), Red Team exercises, and Security Posture Assessments. The ideal candidate will have a deep understanding of frameworks such as MITRE ATT&amp;CK and OWASP, and will work to strengthen the organization&rsquo;s security defenses against evolving threats.Key ResponsibilitiesVulnerability Assessment &amp; Penetration Testing (VAPT)<ul><li>Conduct web, network, mobile, and API penetration tests using tools and manual testing methods.</li><li>Identify and exploit vulnerabilities, simulate attacks, and provide detailed remediation reports.</li><li>Perform security configuration reviews for systems, firewalls, and cloud infrastructure.</li><li>Develop automated scanning scripts and processes for continuous assessment.</li></ul>Red Teaming &amp; Threat Simulation<ul><li>Execute Red Team / Adversary Simulation exercises to evaluate real-world attack scenarios.</li><li>Map attack chains and techniques using the MITRE ATT&amp;CK framework.</li><li>Collaborate with Blue Teams to test detection, response, and containment capabilities.</li><li>Document findings and improve overall organizational cyber resilience.</li></ul>Digital Forensics &amp; Incident Response (DFIR)<ul><li>Investigate and respond to security incidents, breaches, and malware attacks.</li><li>Collect, preserve, and analyze digital evidence in line with forensic best practices.</li><li>Prepare detailed incident reports with timelines, root cause analysis, and corrective actions.</li><li>Support SOC and threat-hunting teams in real-time investigations.</li></ul>Security Posture &amp; Risk Assessment<ul><li>Conduct security posture reviews for IT assets, networks, and cloud environments.</li><li>Evaluate security controls and recommend strategies to reduce attack surface.</li><li>Perform gap analysis against industry standards (ISO 27001, NIST, CIS).</li><li>Support compliance and audit readiness initiatives.</li></ul>Security Research &amp; Development<ul><li>Stay current with emerging threats, exploits, and vulnerability disclosures.</li><li>Develop custom tools or scripts for exploit testing or automation.</li><li>Participate in bug bounty programs, CTFs, or security community contributions.</li></ul>Technical Skills &amp; ToolsVAPT Tools: Burp Suite, Metasploit, Nessus, Nmap, OWASP ZAP, Nikto, SQLMap Forensics Tools: Autopsy, FTK, EnCase, Volatility, Wireshark Red Team Tools: Cobalt Strike, Empire, BloodHound, Mimikatz, Metasploit Frameworks &amp; Methodologies: MITRE ATT&amp;CK, OWASP Top 10, NIST 800-53, CIS Controls Scripting: Python, Bash, PowerShell Cloud Security: Azure, AWS, GCP (optional but preferred) Other: SIEM (Splunk, ELK, QRadar), EDR tools, Threat Intel platformsQualifications &amp; Experience<ul><li>Bachelor&rsquo;s or Master&rsquo;s in Computer Science, Cybersecurity, or a related field.</li><li>3&ndash;6 years of hands-on experience in penetration testing, incident response, or red teaming.</li><li>Strong knowledge of network protocols, system internals, and web technologies.</li><li>Familiarity with MITRE ATT&amp;CK, OWASP, and Kill Chain models.</li></ul>Job Type: Full-timeAbility to commute/relocate:<ul><li>&#305;stanbul: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>what is your monthly current salary?</li><li>what is your monthly expected salary?</li><li>what is your notice period?</li></ul>Education:<ul><li>Bachelor's (Preferred)</li></ul>Experience:<ul><li>Cybersecurity Engineer / Analyst (VAPT | DFIR | Red Team: 4 years (Required)</li></ul>

Cybersecurity Engineer / Analyst (VAPT | DFIR | Red Team | Posture Assessment)

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