Senior Internal Auditor

Summary Mortenson is seeking a Senior Internal Auditor for its Enterprise Controls Assurance (ECA) function. This role contributes to strengthening Mortenson’s overall control environment by evaluating business processes, identifying potential risks, and recommending enhancements that improve controls, operational efficiency, and overall accountability. Responsibilities * Lead the planning and execution of process and control reviews, including risk assessment, scope definition, resource allocation, testing, and identifying control gaps and process inefficiencies * Develop recommendations to improve controls and processes, communicate results to management, and follow-up to validate that the risk has been resolved * Leverage data, design audit testing, and develop data analytics solutions to analyze large datasets, identify patterns, anomalies, and risks * Assist with the design and implementation of continuous monitoring and auditing strategies, including developing automated tests and dashboards. * Document work performed in accordance with ECA methodologies and IIA standards * Support and build relationships between ECA and other core functions in Finance, HR, IT, and operations * Monitor compliance with relevant regulations and internal policies, advising departments on best practices * Stay informed about industry trends and best practices, contributing ideas to the ECA function * Assist with department initiatives, co-sourced audit activities, and other projects as assigned Qualifications * Bachelor’s degree in Accounting, Finance, Business Administration, IT, Data Analytics/Data Science, or a related field * 4+ years of experience in audit, internal controls, risk management, process improvement, finance, compliance, or a related discipline * Experience in audit data analytics and establishing automated continuous monitoring using Microsoft Tools (e.g., Power BI, Power Apps, and CoPilot) is highly desired * Relevant professional certification (e.g., CIA, CISA, CPA,) or willingness to obtain one is preferred * Understanding of audit methodologies, risk management practices, and internal controls * Demonstrated ability to influence, collaborate effectively across teams, and support a high‑performing team environment

• Strong analytical and problem‑solving skills
• Strong financial acumen and ability to analyze financial and operational data
• Innovative, process‑oriented, and strategic thinking skills
• Ability to foster relationships with external and internal partners
• Active listening skills and effective communication, including openness to

diverse input and feedback * Ability to travel occasionally A few benefits offered include: (for Non-Craft & Non-Union Craft working 25+ hours / week) * Medical and prescription drug plans that includes no additional cost vision coverage

• Dental plan
• 401k retirement plan with a generous Mortenson match
• Paid time off, holidays, and other paid leaves
• Employer paid Life, AD&D, and disability insurance
• No-Cost mental health tool and concierge with extensive work-life resources
• Tuition reimbursement
• Adoption Assistance
• Gym Membership Discount Program

The base pay range for this role is $81,200 - $121,800 (Actual range is higher for the following office locations: Denver, CO and Chicago, IL – 5%, Seattle, WA, and Portland, OR – 10%, Washington, D.C. – 12.5%). Base pay is positioned within the range based on several factors including an individual’s knowledge, skills, and experience, with consideration given to internal equity. This position is eligible for Mortenson’s incentive plan.

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Please make note:

• Visa sponsorship is not offered for this position.
• Our postings are typically open a minimum of 5 days and an average of 44

days.

ABOUT MORTENSON

As a top builder, developer, and EPC (Engineering, Procurement, and Construction), our expertise spans markets like sports, renewable energy, data centers, healthcare, and more. We are builders at heart, working to ensure the built environment has a lasting positive impact. Let’s Redefine Possible® Equal Employment Opportunity Your uniqueness brings new and creative perspectives to the team. Mortenson is committed to providing equal opportunities of employment (EOE) to all individuals, regardless of your race, religion, gender, national origin, age, veteran status, disability, marital status or any other legally protected category. Other Items to Note * Mortenson reserves the right to hire any individual without legal or financial obligation on unwanted solicitations. No agency emails, calls, or solicitations are accepted without a valid agreement. * Must be currently legally authorized to work in the U.S. without sponsorship for employment visa status (e.g., H1B status, 0-1, TN, CPT, OPT, etc.). We are unable to sponsor or take over sponsorship of an employment Visa at this time.