System One Executive and Leadership Team

June, 2026

Leadership Overview

System One has 6 executives leading key functions including strategy, finance, information technology, human resources, operations, and digital transformation.

Driven by a commitment to bridging strategy and execution, System One empowers organizations across technical and mission-critical sectors by delivering specialized outsourced services and workforce solutions, enabling clients to achieve critical objectives.

Leadership Roles at System One

  • Chief Executive Officer - Arif Bojadzic
  • Chief Financial Officer - Scott Barnett
  • President & Chief Operating Officer - Gregory Lignelli
  • President, Digital & Creative - Rachel Peters
  • Chief Information Officer - Lisa Biondi
  • Chief Human Resources Officer - Susan Tencza
  • Arif Bojadzic - Chief Executive Officer

    Arif Bojadzic, the Chief Executive Officer at System One, directs the overarching corporate strategy and vision. Bojadzic guides the organization's expansion into new technical and mission-critical industries, ensuring alignment with market demands and client needs. This leadership role involves fostering a culture of innovation and operational excellence across all divisions. By focusing on strategic partnerships and long-term growth initiatives, Arif Bojadzic drives the company's mission to deliver specialized outsourced services and workforce solutions. The Chief Executive Officer's purview encompasses the integration of consulting, staffing, and project execution capabilities, translating high-level objectives into actionable outcomes for large public and private sector clients. Bojadzic's strategic direction ensures System One effectively navigates complex environments where precision and technical proficiency are paramount, ultimately enabling clients to achieve their most critical operational goals.

    Scott Barnett - Chief Financial Officer

    Scott Barnett, the Chief Financial Officer at System One, manages all financial operations and fiscal strategy. Barnett oversees budgeting, forecasting, and financial planning, ensuring the company's economic health and sustainable growth. This critical position involves managing capital allocation, investor relations, and risk management to support System One's diversified professional services. By maintaining robust financial controls, Scott Barnett enables the organization to mobilize skilled talent and technical expertise effectively for clients. The Chief Financial Officer's responsibilities extend to optimizing financial performance across all service lines, including consulting, staffing, and project execution. Barnett's financial acumen is essential for translating high-level objectives into financially sound operational outcomes, particularly for organizations in highly technical and mission-critical sectors. Scott Barnett ensures that financial resources are strategically deployed to meet client objectives and maintain System One's competitive edge.

    Gregory Lignelli - President & Chief Operating Officer

    Gregory Lignelli, the President & Chief Operating Officer at System One, directs the day-to-day operational execution and service delivery across the organization. Lignelli oversees the integration of consulting, staffing, and project execution capabilities, ensuring seamless mobilization of technical expertise and scalable resources for clients in highly technical sectors. This leadership position is crucial for translating high-level strategic objectives into actionable outcomes, ensuring efficiency and effectiveness in project delivery. By focusing on operational excellence, Gregory Lignelli drives the company's ability to support complex initiatives and enable clients to achieve their strategic and operational goals. The President & Chief Operating Officer's responsibilities encompass optimizing workflows, managing operational risks, and ensuring the highest standards of service quality. Lignelli's operational leadership is fundamental to System One's philosophy of bridging the gap between strategy and execution, reinforcing the company's role as a comprehensive solutions provider. Gregory Lignelli ensures the precise and effective delivery of services that are critical to client success.
    Gregory Lignelli

    Rachel Peters - President, Digital & Creative

    Rachel Peters, the President, Digital & Creative at System One, leads the strategic development and execution of digital and creative services. Peters focuses on enhancing client engagement and operational outcomes through innovative digital solutions and creative strategies, particularly within technical and mission-critical industries. This role involves overseeing the integration of digital capabilities into the company's broader service offerings, including consulting and project execution. By driving digital transformation initiatives, Rachel Peters ensures System One can effectively mobilize specialized talent and technical expertise to meet evolving market demands. The President, Digital & Creative's responsibilities include developing cutting-edge digital platforms, managing creative campaigns, and ensuring that technology supports the company's core mission of bridging strategy and execution. Peters' leadership is vital for translating high-level objectives into actionable, digitally-enabled results, reinforcing System One's position as a comprehensive solutions provider. Rachel Peters champions the innovative use of digital and creative assets to achieve client objectives.

    Lisa Biondi - Chief Information Officer

    Lisa Biondi, the Chief Information Officer at System One, architects the company's technology strategy and digital infrastructure. Biondi oversees the implementation and management of IT systems that support operational efficiency and enhance service delivery across technical and mission-critical industries. This role is pivotal in integrating consulting, staffing, and project execution capabilities through advanced technological solutions. By leveraging cutting-edge technology, Lisa Biondi ensures that System One can mobilize highly skilled talent and technical expertise to meet complex client demands. The Chief Information Officer's focus includes data security, system scalability, and the adoption of digital tools that streamline operations and improve client outcomes. Biondi's leadership ensures that technology acts as a strategic enabler, bridging the gap between high-level objectives and actionable, technology-driven results for System One's partners. Lisa Biondi drives the digital transformation initiatives that underpin the company's unified service model.

    Susan Tencza - Chief Human Resources Officer

    Susan Tencza, the Chief Human Resources Officer at System One, leads all human capital strategies and talent management initiatives. Tencza is responsible for cultivating a high-performance culture that attracts, develops, and retains the specialized talent required for mission-critical industries. This role involves designing and implementing HR policies that support the mobilization of skilled professionals and technical expertise across consulting, staffing, and project execution services. By focusing on employee engagement and development, Susan Tencza ensures that System One's workforce is equipped to meet complex operational objectives. The Chief Human Resources Officer's purview includes organizational design, compensation and benefits, and ensuring compliance with labor regulations. Tencza's strategic approach to human resources directly supports System One's philosophy of bridging the gap between strategy and execution, enabling clients to achieve their goals through a highly capable and motivated team. Susan Tencza drives the talent strategies that empower System One's service delivery model.
    Susan Tencza

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    Frequently Asked Questions Regarding System One Top Executives and Leadership Team

    Who leads System One?
    System One is led by Arif Bojadzic (Chief Executive Officer), along with executives such as Scott Barnett (Chief Financial Officer) and Gregory Lignelli (President & Chief Operating Officer).
    Who is part of System One’s executive team?
    The executive team of System One includes leaders such as Arif Bojadzic (Chief Executive Officer), Scott Barnett (Chief Financial Officer), Gregory Lignelli (President & Chief Operating Officer) and other senior executives.
    How many executives does System One have?
    System One has 6 executives leading key business areas.
    What roles are included in System One’s leadership team?
    The leadership team of System One includes roles such as Chief Executive Officer, Chief Financial Officer, President & Chief Operating Officer, President, Digital & Creative, Chief Information Officer.