Middle Optical Network Engineer - Tieto Tech Consulting (m/f/d)

Employment: Full-time Experience level: Mid-Senior Level Job Description Tieto Tech Consulting is looking for a highly skilled and motivated  a highly skilled and motivated Optical Network Engineer, a professional who will join a project within a Telecom Team for our respectful client BICS. Join the team of our customer BICS – a global telecommunication enabler with a physical network stretching through the globe!Grow your expertise through interacting with A-level mobile carriers from all over the world. Get your hands on the vast network with on land, underwater, and space points of presence.Join our decade-long partnership with BICS to ensure confidence in your future and long-term growth!Tieto-BICS team has been growing since 2010… and we are looking forward to grow with you! Develop your telecom expertise in diverse portfolio of BICS products, including Voice, Cloud, Signaling, LTE, IoT, etc. Enjoy unmatched growth opportunities with BICS vast network and customers around the world. Become a part of the international 24/7, follow-the-sun telecom team with presence from Brazil to Singapore. Tieto - BICS team has been growing since 2010… and we are looking forward to growing with you! Job Summary We are looking for a motivated Telecommunications Engineer with solid expertise in optical transport technologies, including DWDM, OTN, and Optical Cross Connect systems. In this role, you will contribute to the design, deployment, testing, and support of high-capacity telecom solutions connecting data centers, cloud environments, on-net buildings, service providers, and telecom operators worldwide.   Key Responsibilities Contribute to the design, implementation, and validation of telecom solutions built on DWDM and OTN technologies Support optical network capacity planning and optimization across the transport infrastructure Participate in the resolution of network issues and actively support service delivery Collaborate with cross-functional teams on network upgrades and customer deployments Apply industry standards and internal engineering best practices in day to day operations Maintain accurate documentation of network designs, configurations, and operational procedures Required Qualifications Bachelor's degree in Telecommunications, Electrical Engineering, IT, or Electronics 1–3 years of hands-on experience in optical networking and telecom infrastructure Working knowledge of SDH, DWDM, OTN, Ethernet, and fiber optic transmission principles Some practical exposure to optical network equipment from leading vendors (e.g., Infinera, ) Basic familiarity with network management systems and performance monitoring tools Analytical mindset with a structured approach to problem solving Team oriented with the ability to work effectively in fast paced technical environments Preferred Skills Awareness of IP/MPLS integration with optical transport layers Interest in or early experience with automation and scripting (e.g., Python) for network operations Any certification or training in optical networking technologies (e.g., Infinera XTC, G30, G40) is a plus Personal Attributes Good interpersonal and communication skills, collaborative and eager to learn, Proactive and able to work with guidance while progressively taking ownership, Comfortable operating in a project driven environment (planning, follow-up, stakeholder communication) Fluent in English, both written and spoken Additional Information At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity. Diversity, equity and inclusion | Sustainability | Tieto Stay alert to recruitment scams: • Tieto only communicates via  @tieto.com  email addresses. • We never ask candidates to pay fees or share financial details during recruitment. • If you receive a suspicious message claiming to be from Tieto, don't respond — verify it via our official careers site. • For more information visit  Important Advisory Regarding Recruitment Fraud | Tieto Blog