Full-Time
Senior Account Executive
Cybersecurity
Posted on 10/9/2025
Sia Partners
1,001-5,000 employees
Global management consulting powered by data
No salary listed
New York, NY, USA
In Person
Located in the New York City metropolitan area and able to work on site.
 IT & Security (1) |
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 Sales & Account Management (1) |
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- Located in the New York City metropolitan area and able to work on site.
- 10+ years of experience in enterprise sales, with a proven track record of selling complex technology engagement and solutions to large organizations.
- Demonstrated success in selling cybersecurity, data, or cloud infrastructure services, ideally within a consultancy or high-growth technology environment.
- Strong local and national networks and experience driving and leading business development, client proposals, and RFPs.
- Deep understanding of enterprise sales cycles, stakeholder management, and solution-based selling.
- Exceptional communication, negotiation, and relationship-building skills, with the ability to influence at all levels.
- Entrepreneurial mindset with experience in early-stage or rapidly scaling organizations; comfortable building processes and driving change.
- Passion for cybersecurity and its potential to drive positive business and societal outcomes, with a commitment to secure and ethical practices.
- Own the full sales cycle – from prospecting and solution design through negotiation and close – with a focus on enterprise Cybersecurity, Data Privacy, IT Risk, and AI Trust services.
- Drive new business development by identifying and engaging prospective clients through research, collaboration, and strategic outreach initiatives.
- Develop and execute strategic account plans that align Sia’s capabilities with client objectives, ensuring measurable and sustainable business outcomes.
- Build and sustain long-term relationships with senior stakeholders, acting as a trusted advisor and champion for responsible cybersecurity adoption.
- Collaborate cross-functionally with Sia’s technical, delivery, and product teams to ensure seamless solution execution and client satisfaction.
- Consistently achieve and exceed sales targets, directly contributing to Sia’s growth and market leadership.
- Represent Sia externally at industry events, conferences, and executive client engagements, positioning the firm as a leader in secure and ethical cybersecurity practices.
- Contribute to continuous improvement by refining sales processes, enablement tools, and go-to-market strategies.
Sia Partners is a global management consulting group that blends digital capabilities, data analytics, creative thinking, and a sense of responsibility to help clients solve problems and seize opportunities in a changing business landscape. Their work combines strategic advisory with implementation support, using data-driven insights and digital tools to diagnose issues, design solutions, and drive transformation across functions and industries. Sia differentiates itself through its data-forward, technology-enabled approach paired with creative problem-solving and a commitment to responsible practices, aiming to deliver practical, sustainable outcomes for organizations worldwide. The company's goal is to help clients navigate disruption, transform operations and strategy, and achieve measurable, responsible growth.
Company Size
1,001-5,000
Company Stage
Growth Equity (Non-Venture Capital)
Total Funding
$12.7M
Headquarters
Paris, France
Founded
1999
Simplify's Take
What believers are saying
- Blackstone's €250m investment accelerates US expansion to 2,000 consultants.
- Kaiser Associates adds 65 consultants boosting North American private equity advisory.
- Precedence acquisition doubles Dutch headcount in data and AI leadership.
What critics are saying
- Key partners Ali Cumber and Paul Mumma depart post-Kaiser integration.
- Blackstone pressures trigger cost overruns hitting 2027 US targets.
- LEK Consulting poaches 20-30% of Sia's PE advisory revenue.
What makes Sia Partners unique
- Sia integrates AI agents into strategy consulting via 800+ Agent Store offerings.
- Acquired Kaiser Associates launches global PE and M&A business line.
- Acquisitions like The Upside enhance UK brand and innovation capabilities.
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Benefits
Professional Development Budget
Company News
Sia, a global management consulting group, has acquired Kaiser Associates, a US-based strategy consulting firm, to launch a dedicated Corporate Strategy, Private Equity and M&A business line spanning the US, UK, France, Middle East and Australia. Founded in 1981, Kaiser Associates brings 65 consultants and operates from Washington, D.C., New York and London. The firm specialises in go-to-market strategy, growth assessments and market landscaping for Fortune 500 executives and private equity funds. Kaiser Associates' leadership team, including Ali Cumber, Paul Mumma and Jon Meyerholz, will join Sia as partners, with Meyerholz heading the new business line as managing partner. The acquisition expands Sia's North American presence and strengthens its position in private equity advisory.
Sia continues its strategic expansion with the acquisition of Precedence, a consulting player.
Sia has acquired The Upside, enhancing its brand, innovation, and cultural strategy capabilities in the UK. The Upside, founded in 2013, generated £6.2 million in 2024 revenues. This acquisition follows Sia's €250 million minority investment from Blackstone, supporting its European expansion. Niku Banaie, CEO of The Upside, will lead Sia's UK brand, innovation, and culture team. The Upside will adopt Sia's branding as part of the transition.
Dublin-based management and AI consulting firm Sia Partners has received investment of up to €250m from Blackstone, one of the world's largest alternative
Sia Partners has opened its capital to Blackstone, the world's largest alternative asset manager, through a €250 million minority investment. Despite this, founder and CEO Matthieu Courtecuisse retains a majority stake. This marks the first time Sia Partners has sought a financial partner since its founding in 1999. The firm, with nearly €500 million in revenue, aims to accelerate growth, especially in the U.S. and other countries where it operates.