Network Engineer

Romania, Bucharest

IT & Digital Technology

We are SLB

Our story begins with what truly means to be a technology innovator. It stems from a common sense of purpose that unites the people of SLB who, representing more than 160 nationalities, provide leading digital solutions and deploy ground-breaking technologies to enable performance and sustainability that are crucial for the global energy industry. With expertise in more than 120 countries, we partner with customers in close collaboration to create industry-changing technologies that unlock cleaner and safer access to energy for every community—including those we live and work in.

We are SLB, and we are leading the energy industry forward—together.

 

SLB people

We are industry leaders because of our exceptional and talented people. They are the core that drives our purpose and integrity, which fuels our belief that everyone should have the opportunity to reach their greatest potential. Ever evolving and constantly innovating, we transcend every cultural and technological boundary set before us. Indeed, it is our diversity that makes us stronger. Together, we achieve more.

 

Job Summary

The Network Engineer is responsible for the design, implementation, support, monitoring, and optimization of enterprise WAN, LAN, and Wireless network services across global locations. The role ensures secure, reliable, and high - performance connectivity for business operations while supporting network transformation initiatives, SD - WAN deployments, wireless modernization, network automation, and operational excellence.

Key Responsibilities

  • WAN Services
    • Manage and support enterprise WAN infrastructure, including SD - WAN, MPLS, Internet, and ISP connectivity.
    • Monitor WAN performance and ensure service availability against defined SLAs.
    • Troubleshoot network incidents and perform root cause analysis for connectivity issues.
    • Collaborate with Geounit IT team to coordinate telecommunications providers and vendors for circuit provisioning, upgrades, and fault resolution.
    • Support network migration, optimization, and transformation projects.
    • Evaluate and implement new WAN technologies and connectivity solutions.
    • Lead the planning, design, and deployment of office WAN solutions to ensure scalable capacity, high availability, and cost efficiency.
  • LAN Services
    • Administer and support campus and data center switching infrastructure.
    • Configure and maintain VLANs, routing protocols, QoS policies, and network segmentation.
    • Perform LAN capacity planning and hardware lifecycle management.
    • Support network refresh, expansion, and standardization initiatives.
    • Ensure adherence to network architecture and security standards.
    • Maintain accurate network documentation and diagrams.
  • Wireless Services
    • Manage enterprise wireless infrastructure, including controllers, access points, and management platforms.
    • Perform wireless site surveys and capacity assessments.
    • Design and optimize wireless coverage, performance, and roaming capabilities.
    • Support Guest, BYOD, IoT, and corporate wireless services.
    • Troubleshoot wireless connectivity issues and implement corrective actions.
    • Ensure wireless security standards are maintained and enforced.
  • Operations & Support
    • Provide "Follow the Sun" Level 3 technical support for network services.
    • Participate in incidents, problems, and change management processes.
    • Support planned maintenance, upgrades, and emergency network changes.
    • Develop and maintain operational procedures and technical documentation.
    • Participate in on - call support and major incident resolution as required.
  • Security & Compliance
    • Implement network security best practices.
    • Support firewall, NAC, and segmentation.
    • Ensure compliance with corporate standards and regulatory requirements.
    • Participate in security assessments and Vulnerability remediation activities.
  • Automation & Continuous Improvement
    • Support network automation initiatives using APIs, scripting, and orchestration tools.
    • Identify opportunities for operational efficiency and service improvement.
    • Participate in technology evaluations and proof-of-concept activities.

Required Qualifications

  • Bachelor's degree in Computer Science, Information Technology, Telecommunications, or related discipline.
  • 5+ years of experience supporting enterprise WAN, LAN, and Wireless environments.
  • Strong knowledge of:
    • SD - WAN technologies (Versa, Cisco SD - WAN, or equivalent)
    • Routing and switching (BGP, OSPF, EIGRP, STP, HSRP)
    • Wireless networking (Cisco Wireless, Catalyst Center, WLAN design)
    • TCP/IP, DNS, DHCP, QoS, IPv4/IPv6
    • Network monitoring and troubleshooting tools
  • Experience working with global service providers and vendors.

Preferred Qualifications

  • Cisco certifications ( CCNA and CCNP Enterprise required; CCIE will be an added advantage ).
  • Experience with:
    • Cisco Catalyst Center
    • Network automation (Python, Ansible, APIs)
    • Cloud networking (Azure, AWS)
    • Network security technologies
    • Data center networking
  • Familiarity with ITIL processes and service management.

Key Competencies

  • Strong analytical and problem -solving skills.
  • Effective communication and stakeholder management.
  • Ability to work in a global, multi - functional environment.
  • Customer - focused mindset.
  • Project management and change management experience.
  • Ability to manage multiple priorities in a fast - paced operational environment.

 

What we can offer:

  • Work from home allowance;
  • Bookster - for book lovers;
  • We work hybrid, 2 days at the office and 3 days at home;
  • Meal tickets;
  • Private medical subscription - GOLD package;
  • Life insurance;
  • Company events, great office location;
  • A culture that fosters inclusion, diversity, and innovation;
  • Market-specific training and ongoing personal development;
  • Career growth opportunities both national and international;
  • Experienced leaders to support your professional development;
  • International work environment;

 

SLB is an equal opportunity employer. Qualified applicants are considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, status as a protected veteran or other characteristics protected by law.

SLB is an equal employment opportunity employer. Qualified applicants are considered without regard to race, color, religion, sex, national origin, age, disability, or other characteristics protected by law.

A place to grow and thrive

We believe your best work comes from feeling supported, empowered, and connected – wherever you are in your journey. We’re committed to providing you with the resources and culture to help you belong, advance, and succeed.

About Us

We are a global technology company, driving energy innovation for a balanced planet. Together, we create amazing technology that unlocks access to energy for the benefit of all.​

Global in outlook, local in practice – and with a united, shared passion for discovering solutions, we hire talented, driven people and support them to succeed, personally and professionally.


SLB is an equal employment opportunity employer. Qualified applicants are considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or other characteristics protected by law.

We will endeavor to make a reasonable accommodation / modification to the known physical or mental limitations of a qualified applicant with a disability to assist in the hiring process, unless the accommodation would impose an undue hardship on the operation of our business, in accordance with applicable federal, state, and local law. If you believe you require such assistance to complete this form or to participate in the interview process, please contact accommodationhotline@slb.com to request assistance. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to.

SLB is a VEVRAA Federal Contractor- priority referral Protected Veterans requested.