Mechanical Engineer/Technologist

Lesedi Nuclear Services Pty. Ltd.; Wes-Kaap; On-site; ZAR 850,000 - 1,200,000; Full time

Job summary

Lesedi Nuclear Services Pty. Ltd. seeks a skilled Mechanical Engineer/Technologist to deliver compliant, cost-effective designs across tender to handover.

You will ensure outputs meet client requirements and standards, and provide technical support across projects, proposals, procurement, commissioning and handover. Role requires 5+ years in nuclear mechanical design, with strong knowledge of ASME/SABS/IAEA codes, and experience in safety case development.

Qualifications

• Sc./ BEng /BTech in Mechanical Engineering.
• Registration as a Professional Engineer/Technologist with ECSA (Engineering Council of South Africa).
• Recognised or authorised Safety Evaluator status (e.g., 10 CFR 50.59 or equivalent) preferred.

Responsibilities

• Develop engineering calculations, drawings, datasheets, and specifications.
• Ensure compliance with codes, standards, and client requirements.
• Address and close internal and external design review comments.
• Identify and manage technical risks within assigned scope.
• Interface with Project Engineering, Procurement, Cost Control and SHEQ teams on design requirements.
• Review material specifications and procurement documents for nuclear applications.
• Provide technical support to site teams and resolve site queries.
• Support commissioning activities, including procedure compilation and testing.

Skills

MS Office

CAD software

Communication skills

Analytical thinking

Project management

Reading drawings

Negotiation

Technical writing

Education

BEng / BTech in Mechanical Engineering

Professional Engineer/Technologist (ECSA)

Safety Evaluator status (preferred)

Job description

PURPOSE OF ROLE

We are seeking a skilled and driven Mechanical Engineer/Technologist to provide technical expertise in the delivery of compliant, cost-effective, and constructible engineering designs across the full project lifecycle — from tender through to handover. The successful candidate will ensure professional engineering outputs are delivered on time, within budget, and aligned with client requirements, applicable codes and standards, and internal engineering management systems. The role also provides technical support across projects, contributing to proposal development, procurement, commissioning, and handover activities.

KEY PERFORMANCE AREAS

Engineering Design & Technical Delivery

• Develop engineering calculations, drawings, datasheets, and specifications
• Ensure compliance with applicable codes, standards, and client requirements
• Address and close internal and external design review comments
• Identify and manage technical risks within assigned scope

Tendering, Proposals and Technical Input

• Generate mechanical designs for nuclear facilities ensuring compliance with nuclear codes
• Manage configuration control for design modifications during review and installation phases
• Interface with Project Engineering, Procurement, Cost Control and SHEQ teams on design requirements
• Review material specifications and procurement documents for nuclear applications

Tender & Proposal Preparation

• Conduct technical feasibility studies to support bid/no-bid decisions
• Develop mechanical procurement specifications for equipment, materials, and services pricing
• Participate in scope clarification meetings with clients and proposal teams

Project Execution & Technical Support

• Provide technical support to site teams and resolve site queries
• Support commissioning activities, including procedure compilation and testing
• Ensure as-built documentation and punch list items are resolved

Design Integration & Interdisciplinary Coordination

• Interface with other engineering disciplines to ensure coordinated design
• Participate in integrated design and constructability reviews
• Identify interface risks and implement mitigation strategies
• Evaluate engineering software requirements and tools
• Apply value engineering principles to optimise cost and performance

Governance, Compliance & Technical Leadership

• Ensure compliance with the Engineering Management Plan (EMP) and project procedures
• Provide technical guidance and mentorship to EITs and junior engineers/technologists
• Monitor engineering hours against budget and report variances
• Participate in change control and cost control processes
• Promote SHEQ compliance and report near-miss incidents

Contract Negotiation & Client Engagement

• Participate in client technical negotiations to clarify scope and requirements
• Review contract terms to ensure all mechanical technical elements are accurately captured
• Clarify technical inclusions, exclusions, and assumptions with clients and the commercial team
• Address client technical queries during contract finalisation
• Ensure contractual technical obligations are achievable within proposed resources

Quality Assurance & Testing Oversight

• Compile test procedures for mechanical systems and equipment
• Participate in Factory Acceptance Tests (FATs) to verify equipment compliance with specifications
• Conduct or oversee receipt inspection activities for mechanical nuclear equipment
• Support site commissioning activities and testing as required by project teams
• Raise and track non-conformance reports, ensuring timely resolution and closeout

QUALIFICATION

• Sc./ BEng /BTech in Mechanical Engineering
• Registration as a Professional Engineer/Technologist with ECSA (Engineering Council of South Africa)
• Recognised or authorised Safety Evaluator status (e.g., 10 CFR 50.59 or equivalent) preferred

EXPERIENCE

• Minimum 5 years' relevant mechanical design experience in the nuclear sector
• Proven experience working within nuclear design teams
• Demonstrated experience in nuclear safety screenings, evaluations, and safety case development

COMPETENCIES

Knowledge

• Comprehensive understanding of mechanical engineering codes and standards (ASME, SABS, ISO)
• In-depth knowledge of nuclear-specific standards and regulatory requirements (NNR, IAEA, KTA)
• Thorough understanding of the Occupational Health and Safety Act and associated regulations
• Familiarity with quality management systems (ISO 9001, ASME NQA-1, IAEA GS-R-3)
• Understanding of nuclear safety classification and safety case principles
• Knowledge of design configuration management processes

Behaviours

• High professional and ethical standards
• Strong work ethic and commitment to quality excellence
• Effective team player with a collaborative approach
• Proven leadership and mentoring capabilities
• Resilient in managing difficult client relationships
• Strong attention to detail with a focus on nuclear safety culture
• Adaptable and solution-oriented approach to challenges
• Strong organisational and time management abilities

Skills

• Advanced computer literacy (MS Office Suite: Outlook, Excel, Word, Project)
• Proficiency in CAD software and mechanical design tools
• Excellent written and verbal communication skills
• Strong technical analysis and problem-solving abilities
• Project management and resource allocation capabilities
• Ability to read and interpret engineering drawings and specifications
• Contract negotiation and client relationship management skills
• Technical report writing and documentation preparation