RES Aggregation Specialist Job at Metlen Group (Athens)

Portfolio Operations Specialist

We are seeking a dynamic and committed RES & Storage Portfolio Operations Specia...

Location

Salary:

Not provided

Metlen Group

Expiration Date

Until further notice

Requirements

Bachelor's degree in Electrical/Mechanical Engineering, Economics, or a related field
Minimum 2 years of experience in the power markets industry
Previous experience in an aggregation business is considered a plus
Solid understanding of the regulatory framework governing regional electricity markets
Proficiency in at least one of the following: VBA, Power BI, Python or SQL
Demonstrated ability to manage and analyze large datasets effectively
Strong communication, problem-solving, and collaboration skills

Job Responsibility

Maintain and update the technical database of RES and Storage assets participating in our aggregation portfolio
Execute settlement processes for the aggregation and PPA portfolio in close coordination with central functions
Liaise with key authorities (Terna, Arera, GME, GSE and relevant entities abroad if necessary) to ensure the seamless operation of our portfolio
Prepare and deliver performance reports using Power BI to monitor and assess technical and portfolio performance
Support the development and maintenance of monthly budgeting forecasts
Contribute to the enhancement of internal forecasting and optimization tools to improve production prediction accuracy and overall economic performance
Monitor regulatory developments and implement necessary changes to safeguard business continuity

What we offer

Competitive remuneration package
Group Health Insurance Plan
Meal allowance

Senior Business Relationship Specialist

The Senior Business Relationship Specialist will be a key commercial interface b...

Location

Italy , Milan

Salary:

Not provided

Metlen Group

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Βusiness, Finance, Economics, Engineering, or a related field. A master’s degree is a plus
Minimum 3 years of professional experience in Italian Electricity Market, trading, origination, or contract management, preferably with exposure to PPAs and RES/BESS aggregation
Relevant certifications in energy markets, commercial negotiation
Fluency in English is required. Additional language skills are a plus
Solid understanding of energy market fundamentals
In-depth understanding of the Italian electricity market

Job Responsibility

Cultivate and manage long-term relationships with key clients, partners, and stakeholders across the Italian electricity market to support commercial growth and strategic positioning
Lead the origination & negotiation of RES aggregation agreements
Lead the origination & negotiation of BESS aggregation agreements
Lead the origination and negotiation of Power Purchase Agreements (PPAs)
Monitor regulatory developments, market trends, and competitor activity to identify new business & investment opportunities, particularly in the areas of flexible assets
Drive portfolio growth through closure of PPAs, RES, and BESS aggregation contracts
Identify Growth & Investment Opportunities

What we offer

Attractive remuneration package
Friendly and professional working environment
Continuous training
Cooperation, creativity and innovation: we adopt flexible cooperation models to achieve fast results and increased productivity

Asset Integration & Development Specialist

At METLEN Energy & Metals, we aim to lead the energy transition and green metall...

Location

Greece , Athens

Salary:

Not provided

Metlen Group

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Electrical/Mechanical Engineering, Energy Systems, or a related field
4+ years of experience in the renewables sector, ideally with exposure to asset monitoring, technical due diligence, or market integration
Solid understanding of the regulatory and technical framework for RES, Storage, and flexibility assets
Proficiency in data analysis tools such as Python, Power BI, VBA, or equivalent
Strong project management and stakeholder coordination skills
Excellent communication, problem-solving, and collaboration abilities

Job Responsibility

Coordinating the end-to-end integration of new RES, Storage, and flexible assets into the aggregation portfolio
Maintaining and enriching the technical asset database with specifications, operational data, and contractual parameters
Collaborating with internal teams (commercial, operations, IT, regulatory) to align integration processes with business and market requirements
Acting as the primary contact for external stakeholders (asset owners, EPCs, TSOs, DSOs, and regulators) during onboarding
Supporting technical due diligence and feasibility assessments for new projects and business opportunities
Contributing to the development and enhancement of internal tools for asset monitoring, forecasting, and optimization
Preparing technical and commercial reports for internal and external stakeholders
Monitoring regulatory changes and proposing process adjustments to ensure compliance and continuity

What we offer

Competitive remuneration package
Ticket Restaurant Card
Group Health Insurance Plan
Preferential household electricity plan
Pension Plan

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MTT Trainer

Astrion is seeking a MTT Trainer to support our customer in Huntsville, AL. Coun...

Location

United States , Huntsville

Salary:

Not provided

Astrion

Expiration Date

Until further notice

Requirements

Must possess an active and transferable DoD security clearance with current investigation at the required level to start work and must be able to obtain TS clearance. Must be able to maintain the required clearance
Bachelor's Degree and 3 years-10 years' work experience or 9 years' experience with no degree
Must demonstrate prior experience and expertise in program integration, scheduling, acquisition strategies
Must be able to deploy in support of overseas contingency operations. OCONUS deployments will have applicable medical requirements
May require the ability and willingness to travel up to 35%
Previous experience developing Integrated Master Schedules desired

What we offer

Competitive salaries
Continuing education assistance
Professional development
Multiple healthcare benefits package options
401K with employer matching
Competitive time off policy along with a federally recognized holiday schedule

Fulltime

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Front Desk Coordinator

We are looking for an experienced and service-oriented Front Desk Coordinator to...

Location

United States , Columbia

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

At least 1 year of experience in a front desk, receptionist, concierge, or customer-facing administrative role
Ability to manage a blended position that combines reception responsibilities with sales support activities
Strong verbal and interpersonal communication skills with a detail-oriented and welcoming approach
Experience handling inbound calls and routing communication through a multi-line or switchboard phone system
Excellent organizational skills with the ability to manage multiple tasks and maintain attention to detail
Comfortable working independently, taking initiative, and adapting to changing daily priorities.

Job Responsibility

Welcome visitors, clients, and vendors with a welcoming presence and guide them to the appropriate person or meeting area
Manage front desk activities by overseeing sign-in procedures, visitor documentation, and basic security protocols
Maintain shared spaces such as the reception area, lobby, kitchen, and meeting rooms so they remain tidy, presentable, and well supplied
Lead prospective clients through available office suites, conference rooms, and virtual workspace options while answering questions about the environment and services
Support leasing efforts by coordinating inquiries, assisting with scheduling, and helping move prospects toward office or meeting room rental agreements
Handle incoming calls through a multi-line phone system, direct messages accurately, and provide helpful information to callers
Assist with administrative assignments and special projects that help the executive office and broader team operate efficiently.

What we offer

Medical, vision, dental, and life and disability insurance
401(k) plan
Free online training

Fulltime

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Guest Environment Expert

Our jobs aren’t just about giving guests a clean room and a freshly made bed. In...

Location

Mexico , Tijuana

Salary:

Not provided

Marriott Bonvoy

Expiration Date

Until further notice

Requirements

ensuring a safe work place
following company policies and procedures
maintaining confidentiality
upholding quality standards
ensuring your uniform, personal appearance, and communications are professional
stand, sit, or walk for an extended time
move, lift, carry, push, pull, and place objects weighing less than or equal to 50 pounds without assistance

Job Responsibility

giving guests a clean room and a freshly made bed
building an experience that is memorable and unique
maintaining the appearance and cleanliness of the whole hotel
delivering guest requests
stocking carts
cleaning rooms and public spaces

What we offer

Salario Semanal
Prestaciones De Ley
2 Dias De Descanso
Fondo De Ahorro
Vales De Despensa
Uniformes

Fulltime

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Senior Systems Administrator

Astrion has an exciting opportunity for a Senior Information Systems Administrat...

Location

United States , Montgomery

Salary:

Not provided

Astrion

Expiration Date

Until further notice

Requirements

Master’s or Doctorate in a related field with 10 years of experience, including 5 years in DoD
OR Bachelor’s degree in a related field with 12 years of experience, including 5 years in DoD
OR 15 years of directly related experience with required certifications, including 8 years in DoD
Professional Certification: DoD 8140 451-Intermediate Certification required (Security+)
Advanced system administration expertise across Network, Web, and communication systems, including LAN/WAN environments and network security
Experience preparing technical implementation plans outlining integrated solutions, milestones, timelines, and critical paths
Hands-on experience with configuration and daily operations of business systems (mainframe, client/server, cloud-based, or hybrid)
Strong background in optimizing system operations, resource utilization, and performance
Proficiency in system capacity analysis, forecasting, and planning
Ability to provide expert-level user assistance for accessing and navigating business systems

Job Responsibility

Provide advanced system administration for Network, Web, and communication systems, ensuring secure and effective operations across LAN/WAN environments
Support the Agile Support Office in establishing, documenting, and optimizing technical baselines for BES programs
Partner with functional sponsors, CDTs, and infrastructure providers to assess and deliver hosting environment options aligned with DCOI and Air Force Common Computing Environment standards
Foster reuse, interoperability, and efficiency across application technical infrastructures and shared services
Support lifecycle management by delivering and maintaining tools, environments, and services required by program offices and development teams
Prepare and execute detailed implementation plans, including integrated technical solutions, schedules, and risk considerations
Conduct system performance optimization and capacity planning to meet evolving mission needs
Assist users in accessing and effectively using business systems and technical environments
Contribute to AFLCMC/GBQ process improvement initiatives by supporting standard, repeatable practices and participating in CPI activities
Ensure all system administration and infrastructure activities comply with DoD, Air Force, and AFLCMC policies and technical standards

What we offer

Competitive salaries
Continuing education assistance
Professional development
Multiple healthcare benefits package options
401K with employer matching
Competitive time off policy along with a federally recognized holiday schedule

Fulltime

New

Food & Beverage Lana'i Assistant Manager Program (L.A.M.P)

This 12–18‑month rotational program offers Lanaʻi residents a structured pathway...

Location

United States of America , Lana'i city

Salary:

28.19 USD / Hour

Four Seasons

Expiration Date

Until further notice

Requirements

Legal work authorization in United States
Hospitality business functions seven (7) days a week, twenty-four (24) hours a day and scheduled days and times may vary based on need, holidays and weekends availability is required
Required by the Hawaii State Department of Health to obtain a Tuberculous (TB) clearance card
Hawaii Food Handler's Card and Hawaii Maui County liquor card is required for this role
Ability to stand for extended periods, lift up to 50 lbs, and push/pull as needed during shifts

Job Responsibility

Support leadership with daily Food & Beverage operations while maintaining a strong, visible presence on the floor
Deliver exceptional guest experiences by upholding service standards and addressing guest feedback, concerns, and special requests
Build and maintain relationships with both repeat and new guests to drive satisfaction and loyalty
Monitor facility and equipment conditions
recommend enhancements as needed
Partner with Culinary and Front-of-House leadership on menu updates and special offerings
Ensure compliance with company policies and all health, safety, and regulatory requirements
Attend, participate in, and occasionally lead meetings, training sessions, and daily pre-shift briefings
Support onboarding by ensuring new hires are properly trained and entered into payroll systems per training guidelines
Provide ongoing coaching, feedback, and performance updates to service staff and management

What we offer

Hourly Rate: $28.19
100% Employer contributed Medical, Dental, and Vision benefits
Competitive wages and other benefits (Retirement Plan, Wellness Credit, etc) as well as Paid Time Off & Holiday Pay
Inclusive and diverse employee engagement & recognition events all year-round
Complimentary stays and exclusive discounts at Four Seasons Worldwide
Complimentary Employee Meals & Dry Cleaning for Employee Uniforms
Owner subsidized on-island housing, inter-island airfare to Oahu and other resources
Comprehensive learning and development programs to help you master your craft
Energizing Employee Culture where you are encouraged to be your true self!

Fulltime

RES Aggregation Specialist

Metlen Group

Location:
Greece , Athens

Category:
Energy

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
February 03, 2026

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RES Aggregation Specialist

Metlen Group

Location:Greece , Athens

Category:Energy

Contract Type:Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:February 03, 2026

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