Jason S.-Advisor
Check rate
Experience
Regional Sales Manager
Wingain Europe
Drove key account acquisition and growth for an established European battery energy storage system (BESS) manufacturer across Bulgaria, Romania, Moldova, Ukraine and the Western Balkans, with an extended sales network encompassing Hungary, Czech Republic, Slovakia, Poland, the Baltics and other EU markets.
Managing Director
AgriVolt
Represented Tier 1 BESS manufacturers across the EU, Ukraine and neighboring markets, driving growth through key accounts, market expansion and strategic partnerships.
Supported the localization and nearshoring of lithium- and sodium-ion technologies and facilitated large-scale, multi-country grid-connected BESS projects focused on decarbonization, grid modernization and electrification.
Head of KSA
Confidential
Advised institutional investors, government stakeholders, telcos and engineering, procurement and construction (EPC) project developers/owners in the implementation of large-scale digital, network and grid infrastructure buildouts.
Identified, negotiated and closed strategic partners; mapped and executed business development strategy.
Revitalized and set up a fully operational and local KSA entity with a platinum level of Nitaqat (Saudization).
Acted as the single point of contact for all matters related to key account management, regulatory and government affairs, recruitment, finance and operations.
Served as a champion to identify and shape the next generation of Saudi leaders across the organization, both female and male.
Senior Manager
Detecon International GmbH
Executed international and external projects as part of Deutsche Telekom Group with an emphasis on government/state-owned incumbent operators and those requiring modernization
Spent 12 months in an APAC country on a large scale national telco transformation, establishing and operationalizing the financial function of the NewCo; advised in areas of financial management, governance & steering, digital finance and digital efficiency
Advised clients in areas of corporate strategy and performance transformation with a strong focus on cost optimization and efficiency, including on the Group HQ and OpCo level for major mobile & telco operators (across B2B, B2C and Digital) and B2G clients
Experienced in growth, go-to-market and marketing strategies, transformation execution, cost optimization, performance management, KPI development and design, business casing, commercial and financial modelling, network economics and CAPEX-OPEX optimization, M&A, due diligence and post-merger integration (PMI), stakeholder management
Specialized experience with mobile operator transformation in frontier and emerging markets – MENA, Afghanistan, Iraq, Pakistan, Yemen and Central Asia
Group Strategy (Senior Manager)
VEON (formerly VimpelCom)
Designed and led corporate and board level strategy at Group HQ representing OpCos in Russia, Italy, Algeria, Pakistan, Bangladesh, Ukraine, Kazakhstan and Eurasia
Derived cost savings and revenue growth through corporate-wide transformation initiatives
Completed new strategic vision for government partners in Algeria and Uzbekistan
Managing Director
Terra Magna
Advised defense tech, unmanned aircraft system (UAS) and counter-unmanned aircraft system (C-UAS) initiatives on strategy, capability development, systems engineering and commercialization, supporting the development and deployment of advanced defense solutions.
Led the acquisition, development and management of real estate, agricultural land and Ottoman era heritage assets.
Senior Manager Strategy
Roshan
Performed and implemented corporate strategy for the largest mobile operator in Afghanistan
Tracked and improved the company’s selection process of launching new 3G sites to optimize coverage in urban and indoor locations for high-value customers; worked extensively with engineering, radio planning and PMO departments
Executed go-to-market strategy and network rollout for oil & gas and mining; completed feasibility and tower rollout for CNPC site in Sar-e Pol province and Mes Aynak site in Logar province
Implemented cost-saving initiatives leading to seven-figure savings in fuel, power, supply chain and sites
Provided thought leadership for the New Revenue Streams strategy initiative for enterprise and managed services; engaged with third-party vendors and solution providers
Calculated 4G/LTE business case and CAPEX requirements for planned rollout in a challenging market environment with security, power and infrastructure limitations
Assigned new system of tracking and analyzing site profitability for underperforming sites; provided knowledge transfer and training for local Afghan staff; red-flagged technical outages for the military
Co-developed balanced scorecard approach; re-tooled the three-year business planning cycle and forecasting methodology to improve company reporting and performance
Manager
IQ Group (IQ Fund Management | IQ BioEnergy)
Structured and provided analysis for the establishment of a 1.8 MW biogas station
Managed special projects in the field of renewable energy (biogas, co-generation, solar and wind); completed investment memorandum and collaborated with local banks for debt financing
Engaged with investment targets and local farmers to acquire land shareholdings, increasing the scope of the existing agricultural land fund owned by the holding company
Senior Specialist Strategy
Telefonica O2
Performed corporate strategy during and after the post-merger integration of Cesky Telecom (incumbent) and Eurotel (mobile) to create the largest telecom operator in the country
Advised in cost savings, headcount reduction and consolidation of existing subsidiaries; recommended shutting down overlapping functions and cost centers
Conducted mid- to long-term corporate strategy development: business cases, five-year business planning cycle, recommendations and workshops for CXOs across fixed line/PTSN, ADSL, wireless broadband, fiber/FTTX, retail distribution, MVNO and mobile advertising
Served as chief strategy liaison for global Telefonica subsidiaries in Spain, Germany, United Kingdom and LATAM
Director | Associate Director | Senior Consultant
J’son & Partners
Restructured the firm into the leading management consultancy for the telecom, media and technology sector by brand and market share in Russia/CIS
Executed M&A mandates (sell-side) for a CRM integrator and Ethernet home-fiber provider in Russia and a wireless broadband provider in Kazakhstan; buy-side for a South African internet holding to acquire a 25% share in a major Russian internet portal
Provided M&A advisory for mining assets across Russia, Kazakhstan, Kyrgyzstan and Mongolia
Advised on divestment of a broadband/satellite/WiMAX operator owned by Kazakhtelecom
Advised a large Korean investor during the bid process for a Kazakh GSM mobile operator, including conversion options to WiMAX
Raised debt financing for a digital LED outdoor screen operator in Russia
Performed due diligence for an investment fund to acquire internet assets in Russia
Completed business plans and feasibilities for cloud services startup, nanotechnology state holding, identification of high-value customers in Moscow (fiber rollout), satellite launch for Gazprom and wind turbine local production in Kazakhstan
Provided advisory to regulators and government ministries including the Ministry of Communications and State Duma
Developed and trained staff, many of whom have led accomplished careers in Moscow and abroad
Research Analyst, Associate Analyst (Boston) | Junior Analyst (Prague)
International Data Corporation (IDC)
Conducted thought leadership for Fortune 500, Silicon Valley and Wall Street clients
Managed programs: Enterprise Networks, IP VPNs, Network Q-View and Wireless LAN
Delivered a large-scale information security survey and study for a government agency
Awarded by the IDC CEO for excellence in advising venture capitalists
Intern
Georgia State University - Andrew Young School of Policy Studies
Conducted research on Russian tax reform to improve the fiscal standing of regions post-financial crisis under Prof. Jeffrey D. Sachs
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Telecommunication, Agriculture, Aerospace and Defense, Real Estate, Information Technology, and Media and Entertainment.
Business area experience
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Experienced in Strategy, Product Development, Business Intelligence, Investments and M&A, Finance, and Marketing.
Summary
Strategic advisor and execution leader trusted by government stakeholders, institutional investors and senior executives to drive sustainable growth across telecommunications, renewables, energy storage, infrastructure and defense tech.
Skills
Government Affairs, Telecommunications, Renewables, Energy Storage, Infrastructure, Defense Tech
Languages
Education
Suffolk University
Graduate Coursework, International Economics & Finance · International Economics & Finance · Boston, United States
Syracuse University
B.A. Magna cum laude, International Relations & Political Science · International Relations & Political Science · Syracuse, United States · GPA 3.65/4.00
Certifications & licenses
EASA Certified Drone Pilot (Open Category A1/A3)
Direction de l'Aviation Civile Luxembourg
EASA Remote Pilot (Open Category A2), Coursework Completed
Direction de l'Aviation Civile Luxembourg
Statistics
Experience
Global experience
Expertise
Qualifications
Frequently asked questions
Have questions? Find more information here.
Jason is based in Plovdiv, Bulgaria and can operate in on-site, hybrid, and remote work models.
Jason speaks the following languages: English (Native), Russian (Advanced), Bulgarian (Intermediate), Czech (Intermediate), German (Elementary).
Jason has at least 26 years of experience. During this time, Jason has worked in at least 11 different roles and for 12 different companies. The average length of individual experience is 2 years and 2 months. Note that Jason may not have shared all experience and actually has more experience.
Based on recent experience, Jason would be well-suited for roles such as: Regional Sales Manager, Managing Director, Head of KSA.
Jason's most recent position is Regional Sales Manager at Wingain Europe.
In recent years, Jason has worked for Wingain Europe, AgriVolt, Confidential, Detecon International GmbH, and Terra Magna.
Jason is most experienced in industries like Telecommunication, Agriculture, and Aerospace and Defense. Jason also has some experience in Real Estate, Information Technology, and Media and Entertainment.
Jason is most experienced in business areas like Strategy, Product Development, and Business Intelligence. Jason also has some experience in Investments and M&A, Finance, and Marketing.
Jason has recently worked in industries like Aerospace and Defense, Agriculture, and Real Estate.
Jason has recently worked in business areas like Strategy, Product Development, and Finance.
Jason holds a Bachelor in International Relations & Political Science from Syracuse University.
Jason has 2 certificates. These include: EASA Certified Drone Pilot (Open Category A1/A3), EASA Remote Pilot (Open Category A2) and Coursework Completed.
Jason is immediately available part-time for suitable projects.
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Calculated based on our freelancers’ daily rates as of 26 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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