L1 Specification Engineer
MN Mobile Networks
Wroclaw, Pol
4 d. temu

Looking for L1 Specification Engineer for L1 components feature specification and design for features on 5G base station working in system, digital hardware and software topics.

Will be responsible for specifying, designing, reviewing in L1(Physical Layer) technical area. Is an expert for techno aspects in own responsibility area.

Leads and executes technical activities and projects in own responsibility area. Writes requirements, specifications and other guiding documentation for R&D from a technical point of view.

May work also outside of own process area on technical issues. Solves complex engineering problems. Coaches other team members in solving complex engineering problems.

Undertakes and provides technical training responsibilities when needed.

Will be responsible for consolidating input from different areas (SW development, HW development, System architecture, Integration and verification) to provide best in class technical solutions in given domain.

Will be participate in technical studies, solve complex engineering problems in different technology areas.

In details it may mean :

  • Preparing EFS for defined specification areas :
  • Analyzing features and adapting requirements for future customer s needs,
  • Co-operating with L1 Architecture team members during whole Feature Lifecycle,
  • Close co-operation with development teams involved in changes for owned specification areas,
  • Leads and executes technical activities and projects in own responsibility area
  • Coaches other team members in solving complex engineering problems
  • Undertakes technical training responsibilities.
  • Analyzing performance and capacity aspects
  • Identifying key technical risk and improvements related to System and SW domain
  • Perform technical studies for complex problems and decomposing issues into manageable parts
  • Creating technical concepts and evaluating them
  • Job Description

  • Work with L1 features for 4G / 5G in base station domain.
  • Work with the product development teams
  • Analyze customer / system requirements and break them down to system / entity technical requirements
  • Analyze performance aspects related to different functional requirements especially dependencies between HW and platform performance and the SW architecture
  • Elaborate system and product test strategies (translate customer requirements into testable features)
  • Performing impact analysis and high-level effort estimates for different requirements and exploring / deciding on design options based on this
  • Creating L1 feature specifications including collecting requirements, use cases, defining interfaces, analyzing options for hardware / software split
  • Document product and / or system design in the form of flow-charts, UML models, and detailed functional requirements
  • Analyzing and specifying HW preconditions for any kind of feature support.
  • Analyzing and specifying dependencies between new and existing eNB features, aiming at maximum compatibility.
  • Analyzing and specifying impacts of new features to eNB supported configurations.
  • Documenting and maintaining the functional requirements and cumulative design modules.
  • Ensuring traceability of functional requirements, design and acceptance criteria from test plans and entity tests.
  • Sharing technical knowledge to software and integration teams.
  • Further specification as needed during maintenance work.
  • Requirements

  • Degree in Telecommunication, Computer Science or equivalent education
  • Have 5+ years of background from wireless / telecom systems.
  • Good communication in English (both written and spoken)
  • Understanding of LTE cellular technology on system and subsystem levels
  • Experience or knowledge in (can learn) :
  • o Requirement analysis (IREB),

    o Functional specification,

    o Object Oriented Data modeling and design,

    o Modelling techniques UML MBSE Software testing

    o eNB product development process

    o Software architecture for embedded and distributed systems principles,

  • Understanding as well as experience in Customer and System level requirements decomposition process
  • Exposure to digital wireless communication software, 4G / 5G, and embedded systems development
  • customer focused and task-oriented attitude
  • Interpersonal, communication and negotiation skills
  • responsive and able to keep commitments
  • open minded and able to well manage time effectively
  • good analytical and structured approach to complex problem solving
  • pro-activity and independent problem solving through own experience and network
  • Our expectations :

  • Master’s or Bachelor’s degree in Engineering, Telecommunications, Computer Science or Software Technology or equivalent education
  • excellent C / C++ coding skills
  • expertise in algorithm optimization, code profiling and in analysis of memory usage violations
  • analytical skills
  • good communication in English (both written and spoken)
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