Sami Enis ARIOĞLU

• Conducted railway and construction equipment workshops in different locations and projects at the same time.
• Coordination and management of the entire railway machinery maintenance process as per railway regulations.
• Developing maintenance procedures and strategies, ensuring compliance with regulations and standards, and monitoring and controlling maintenance activities across the entire rail system.
• Management of the rail vehicle fleet, including the planning and coordination of inspections, maintenance and repairs of rail vehicles to ensure that they meet requirements and can be operated safely.
• Consistently achieved compliance with industry regulations by staying abreast of the latest changes in rules and guidelines pertaining to equipment usage and safety.
• Implemented a centralized tracking system that allowed real-time monitoring of all company-owned assets, reducing instances of lost or misplaced items significantly.
• Conducted regular audits of equipment inventory to maintain accurate records and identify areas for improvement.
• Developed innovative solutions to address complex logistical challenges surrounding the transport of large-scale industrial equipment across multiple sites.
• Reduced equipment downtime by conducting regular preventative maintenance checks and addressing issues promptly.
• Planning and execution of railway and construction machinery supply among projects

• Lead the maintenance and repair function on all operational equipment and machinery
• Manage the team on technical best practices and develop standard policies and procedures and ensure implementation
• Manage the team to ensure machine availability, reactively managing dysfunctional machinery with the site management
• Optimize equipment according to standard procedure, enhancing performance and quality
• Ensure routine calibration, maintenance and repair requirements of the vehicles, equipment, and machinery
• Manage the process of the introduction of new machinery and equipment from drawing up the specification to managing suppliers through to complete installation in collaboration with all relevant parties
• Schedule and oversee all maintenance, repair installation related work by managing a team of maintenance technicians and supervisors
• Plan and oversee all repair, maintenance, and installation activities
• Monitor expenses and control the budget for maintenance and repair
• Manage relationships with contractors and service providers
• Keep maintenance and repair logs and report on daily activities
• Perform daily and weekly inspections of the facility to ensure smooth operations
• Train maintenance employees to carry out specialized duties
• Delegate maintenance issues to appropriate personnel for effective resolution
• Inspect equipment to identify operational inefficiency and facilitate optimization
• Manage the process of disposal of worn-out/damaged machinery as well as the installation of new equipment
• Conduct risk assessments to identify possible hazards around facilities, premises, or construction sites
• Monitor equipment inventory and place orders when necessary to ensure availability of required resources
• Maintain an accurate record of maintenance operations and present to upper management reports of daily activities
• Track the documents, license inspection, warranties, and services agreement for the organization equipment and tools
• Manage subordinate staff in the day-to-day performance of their job
• Reviewed technical documentation such as manuals, blueprints, and schematics to ensure accurate knowledge transfer among team members regarding equipment specifics.

Prequalification Stage

• Leading the preparation and submission for national and international PQs
• Understanding the qualification criteria and do necessary technical and commercial documentation (Preparation of preliminary budget and time schedule)
• Preparation of Executive Summary and presentations for Board Members
• Accomplished multiple tasks within established timeframes.

Bidding Stage

• Leading the preparation and submission for national and international bids
• Leading the preparation and submission for national and international bids
• Detailed BOQ preparation
• Detailed documentation preparation and pricing
• Detailed time program preparation
• Negotiated favorable terms with suppliers, cutting operational costs while maintaining quality of service.

Initial Stage - 6 Months for all 6 TBMs,

• TBM Specification Preparation (Lead),
• Tunnel Related Equipment' Specification Preparation (Lead),
• Tunnel Operation and Method Statements Preparation (Lead),
• Design and Build Shaft Surface Utilities (Lead),
• Procurement of TBM and Tunnel related Equipment (Lead),
• Budget Studies - Comparison Tables with Tender Stage (Supporting),

Operation Stage - 8 to 10 Months for all 6 TBMs,

• TBMs Assembly and Commissioning (Lead),
• Surface Equipment Assembly and run (Lead),
• Managing All TBM Spares (Lead) and Consumables (Supporting), Design and Procurement of TBM Station Transfers (Supporting),
• Design and Procurement of Cross Passage Custom Steel Works & Equipment (Supporting),
• Writing Numerous of Method Statement for Several Tunnel Activities (Lead),

Final Stage - 2 to 3 Months for all 6 TBMs,

• Design and Method Statement Preparation of TBM Dismantling Inside a Confined Space Under Roof Slab For TBM-1-2-3-4 (Lead),
• Design and Method Statement Preparation of TBM Dismantling In a Limited Area with in Station TBM-5-6 (Lead),
• Dismantling TBMs

Assisting PQ preparation works;

• Pck. 5 Major Stations (prequalified)
• Pck. 3 Gold Line Underground Metro Project (Awarded)
• Red Line North Elevated (prequalified)

Leading detailed TBM cost estimations and planning;
National Projects (within Turkey)

• Uskudar – Umraniye Metro Project (490 M. Euro / Lost) – Leaded
• Mahmutbey – Mecidiyekoy Metro Project (700 M. Euro / Lost) – Leaded
• Ankara – Gerede Water Supply Tunnel Project (250 M. Euro / Lost)

LeadedInternational (WorldWide)

• Pck. 5 Major Stations Metro Project – Supporting (Awarded)
• Pck. 3 Gold Line Underground Metro Project (4 Billion Euro) – Supporting Tunnel Side (Awarded)

One of the most challenging Tender work in my tendering carrier. After two (2) years (2012 to 2014) and many negotiations ALYSJ JV was awarded for the longest and most valued Project with all other Doha Metro Packages. Tunnels have been completed less than 2 years period after award !!

TBM cost estimation works – Initial Stage;

• Leading detailed TBM budget studies,
• Leading equipment procurement and tendering for TBM related items,
• Assisting TBM specification preparations,
• Conducted detailed research and analysis to identify potential improvements in engineering methods, resulting in more economical practices.

Logistic & Mechanical Operations – Construction Stage;

• Procurement of TBM, and TBM related spare parts, consumables, and equipment,
• Technical and commercial negotiations with third party suppliers,
• Assisting and supervising local steel workshops for TBM related metal works such as Tailskin brushes, steel sleepers, guiding rods for backup system, TBM cradle and supporting frame, etc
• TBM assembly and running TBM.

The Eurasia Tunnel Project (Istanbul Strait Road Tube Crossing Project), received the Major Tunneling Project of the Year at the ITA Tunneling Awards, held for the first time by the International Tunneling and Underground Space Association (ITA)

TBM jobsite enabling and TBM related equipment procurement works;

• TBM cooling system selection, and installation,
• Coordinated with other departments such as procurement, logistics, and quality control to streamline interdepartmental communication and collaboration efforts effectively.
• TBM ventilation system selection, and installation,
• TBM jobsite office water treatment system selection, and installation,

TBM operations;

• TBM assembly,
• TBM shifting (station crossings),
• TBM disassembly (Supervisor for YM side),

Logistic Operations;

• Procurement of TBM spare parts, consumables, and equipment,
• Technical and commercial negotiations with third party suppliers,
• Assisting and supervising local steel workshops for TBM related metal works such as Tailskin brushes, steel sleepers, guiding rods for backup system, TBM cradle and supporting frame, etc.

• Firefighting system, test and commissioning
• Heating-cooling system, test and commissioning
• Ventilation system, test and commissioning
• Read blueprints, wiring diagrams, piping schemes and engineering specifications to diagnose and repair units.
• Troubleshot complex HVAC problems, identifying root causes and implementing effective solutions.
• Oversaw installation and commissioning of machinery, ensuring compliance with both safety and operational standards.
• Minimized disruptions during construction by developing effective phasing plans for installation of MEP systems within occupied buildings.