Financial Reporting and Technical Accounting Senior Manager

Overview MasTec is a leading North American infrastructure engineering and construction company focused primarily on engineering, building, installation, maintenance and upgrade of communications, energy and utility and other infrastructure, such as: wireless, wireline/fiber; power delivery infrastructure, including transmission, distribution, grid hardening and modernization, environmental planning and compliance; power generation infrastructure, primarily from clean energy and renewable sources; pipeline infrastructure, including for natural gas, water and carbon capture sequestration pipelines and pipeline integrity services; heavy civil and industrial infrastructure, including roads, bridges and rail; and environmental remediation services. Our customers are primarily in these industries. Including our predecessor companies, we have been in business for over 95 years. The Senior Manager of Financial Reporting and Technical Accounting plays a key role in the Company’s external financial reporting and provides technical accounting leadership within a complex, publicly traded environment. This role ensures compliance with U.S. GAAP and SEC reporting requirements, supports the accounting and reporting of significant and non-routine transactions, and includes the preparation of related technical accounting memoranda. The role requires strong technical expertise, excellent communication skills, and the ability to manage multiple priorities in a fast-paced, deadline-driven environment. Responsibilities • Assist in the preparation, review and timely filing of all SEC reports, including Forms 10-K, 10-Q and 8-K’s • Supporting in the review of the consolidated financial statements, SEC filings, and other ad-hoc reporting • Research, monitor and assess FASB and SEC regulatory developments, ensuring the Company remains compliant with all applicable requirements • Research, document, and conclude on the appropriate accounting treatment for complex and judgmental transactions, including preparation of comprehensive technical accounting memoranda that analyze relevant U.S. GAAP, SEC and other interpretive guidance • Partner with internal stakeholders, including subsidiaries, to ensure appropriate accounting treatment is applied to new business initiatives and transactions • Serving as liaison for certain technical accounting matters with internal stakeholders and external advisors and auditors. • Assist with Company-wide ad hoc projects • Ensure full compliance with applicable accounting standards, including U.S. GAAP, SEC regulations, and SOX 404 requirements Qualifications • Bachelor’s degree in Accounting; CPA required • 7+ years of relevant work experience, including public accounting and industry specific experience • Strong analytical skills with the ability to interpret, summarize, and clearly communicate financial information to non-financial stakeholders • Proven ability to manage complex processes and meet tight deadlines • Working knowledge of Hyperion, Oracle and Workiva is preferred MasTec, Inc. is an equal employment opportunity employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, gender, sex, sexual orientation, gender identity, color, religion, national origin, age, disability, genetic information, veteran status or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.

• Assist in the preparation, review and timely filing of all SEC reports, including Forms 10-K, 10-Q and 8-K’s • Supporting in the review of the consolidated financial statements, SEC filings, and other ad-hoc reporting • Research, monitor and assess FASB and SEC regulatory developments, ensuring the Company remains compliant with all applicable requirements • Research, document, and conclude on the appropriate accounting treatment for complex and judgmental transactions, including preparation of comprehensive technical accounting memoranda that analyze relevant U.S. GAAP, SEC and other interpretive guidance • Partner with internal stakeholders, including subsidiaries, to ensure appropriate accounting treatment is applied to new business initiatives and transactions • Serving as liaison for certain technical accounting matters with internal stakeholders and external advisors and auditors. • Assist with Company-wide ad hoc projects • Ensure full compliance with applicable accounting standards, including U.S. GAAP, SEC regulations, and SOX 404 requirements

• Bachelor’s degree in Accounting; CPA required • 7+ years of relevant work experience, including public accounting and industry specific experience • Strong analytical skills with the ability to interpret, summarize, and clearly communicate financial information to non-financial stakeholders • Proven ability to manage complex processes and meet tight deadlines • Working knowledge of Hyperion, Oracle and Workiva is preferred MasTec, Inc. is an equal employment opportunity employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, gender, sex, sexual orientation, gender identity, color, religion, national origin, age, disability, genetic information, veteran status or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.