Project Assistant Jobs
Project Assistant jobs are open across construction, healthcare, technology, and nonprofits, at every level from entry-level to senior coordinator, with specializations in administrative support, budget tracking, and scheduling. See the openings below and apply to the ones that match your experience.
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The Assistant Construction Project Manager reports to and is responsible for assisting the Project Manager and Senior Project Manager with the daily management, supervision, coordination, and successful completion of the project(s) to meet time and cost objectives with respect to contracting, scheduling, estimating, bidding, and contract administration functions.
Company Overview
Established in the 1970’s, Cash Construction Company was founded on a commitment to excellence; excellence in how we treat our clients and our employees. Incorporated in Texas, Cash Construction continues to be a leader in the Civil and Infrastructure Construction industry, completing projects involving water and wastewater utilities, drainage improvements, lift stations, pump stations, dry utilities, roadwork, and wind and solar farms. With a large fleet of equipment owned and maintained by Cash Construction, we are well-equipped and ready to self-perform nearly all our contractual obligations.
MasTec’s Clean Energy & Infrastructure (CE&I) segment generates over $4.5 billion in annual revenue, providing construction services across industrial, renewables and infrastructure sectors. In infrastructure, we specialize in general heavy civil construction, underground utilities, structures, electrical work, material production, roadways, bridges, specialty pavement overlays, environmental projects and commercial buildings. Sustainability and safety are foundational to our culture and influence everything we do.
MasTec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments. Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #17 Top 50 Domestic Heavy Contractors, #20 Transportation Contractor).
Responsibilities:
- Assist the Project Manager in all phases and aspects of the project.
- Assist in the development of cost estimates of assigned projects.
- Solicit and obtain bids from subcontractors and material suppliers.
- Issues subcontractor job kits after approved by the Project Manager and Superintendent.
- Assist with preparing the job start-up and close-out checklists.
- Prepare the detailed project construction progress schedule in coordination with Superintendent, Project Manager, subcontractors and suppliers. Update the schedule on a monthly basis or as required by the Contract.
- Distribute all short interval and overall project schedules. Ensure subcontractors have the most up to date scopes of work. Assist PM in the development of the overall project schedule.
- Prepare the Contract Schedule of Values for approval by the Project Manager.
- Assist the Project Manager with the preparation of the ACR.
- Work to obtain all necessary permits as requested by the PM.
- Complete sub evaluations/comparisons of bids, scope review, and complete buyout as requested by PM.
- Ensure contracts, insurance, and bonds are current and received before subcontractor performs any work.
- Secure properly executed subcontract and purchase order agreements, insurance certificates, bonds and other documents as required to protect the interest of the Company.
- Prepare, expedite, and monitor logs for tracking shop drawings, contract documents, submittals, request for information, change orders, material delivery logs and other logs as determined necessary for a successful project.
- With the Superintendent, monitor and expedite the delivery of materials.
- Assist the Superintendent to ensure that the project is constructed in accordance with the contract requirements and specifications and with the required quality.
- Assist the Project Manager in the development of the monthly job status report and participate in the preparation of the ACR.
- Complete quantity take-offs as requested by estimating and PM.
- Possess working knowledge of all project plans, specifications, contract with Owner, subcontracts, purchase orders, daily correspondence, shop drawings, submittals, and all other project related documents, and maintain a complete and accurate set of as-builts.
- Assist in expediting payment from the owner and expedite prompt processing of invoices and prompt payment through to subcontractor for amounts due to them.
- Assist in the preparation of change proposals, change orders review, issues change orders to subcontractors and Project Accountant.
- Prepare revisions to the master cost breakdown as a result of change orders and management revisions with direction of project manager.
- Document potential schedule delays and promptly notify supervision to submit request for extension of time and/or additional costs as per terms of Contract.
- Keep the Project Manager fully informed in a timely fashion with regard to any and all problem areas on the project.
- Maintain good relationships with the owner, architect, engineers, subcontractors, suppliers, municipal authorities and company personnel involved with the project.
- Consistently follows/enforces the Company’s safety procedures and policies.
- Actively participate and/or lead post-bid, buyout, coordination, lead team, subcontractor, staffing, scheduling and other meetings.
- Prepare meeting minutes as directed by Project Manager.
- Maintain and Track Project Closeout Activities.
- Review project designs and contribute ideas for cutting costs.
- Enter information into and manage the digital project databases.
- Assist in ensuring compliance with necessary specifications.
- Ensure project adheres to set schedule and is meeting goals of the client.
- Visit project sites to evaluate progress and to respond to customers’ concerns or questions.
- Bachelor's Degree preferred (four-year college or technical school)
- 2+ years’ experience in project management
- Proficient in Microsoft Suite and other management software
- Organized and detail-oriented
- Strong communication skills both oral and written
- Ability to multi-task effectively
- Self-starter who works well independently
- Adaptable and calm under pressure
Preferred 3-5 years of experience as a Project Engineer and or Assistant Project Manager. Ability to travel around various projects around the state of Texas.
Knowledge, Skills, & Abilities
Take reasonable care of your own and others health and safety and of those who may be affected by the day-to-day delivery of this role by taking personal responsibility for working toward Cash’s Zero Injury principles
What's in it for you:
Financial Wellbeing
- Compensation, commensurate with experience.
- Bonus eligible, dependent on personal and company performance.
- Vehicle allowance + Fuel Card + Toll Tag.
- Competitive pay with ongoing performance review and merit increase.
- 401(k) with company match & Employee Stock Purchase Plan (ESPP).
- Flexible spending account (Healthcare & Dependent care).
- Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children
- Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance
- Paid Time Off, Paid Holidays, Bereavement Leave
- Military Leave, including Differential Pay and Benefits Continuation
- Employee Assistance Program
- Short and long-term disability, life insurance, and accidental death & dismemberment
- Voluntary life insurance, accident, critical illness, hospital indemnity coverage
- Emergency Travel Assistance Program
- Group legal plan
Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact ceicareers@mastec.com. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information.
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, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military 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.
Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ask prospective employees for information about credit cards or personal passwords, and it does not require applicants to purchase equipment or software. Ensure that all recruiter email addresses end in @mastec.com or @talent.icims.com. If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at https://reportfraud.ftc.gov/.
MasTec Clean Energy & Infrastructure and our subsidiaries do not work with any third-party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team.
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Project Assistant Jobs by Experience Level
Top Cities Hiring Project Assistants
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Find Project Assistant JobsProject Assistant Job Market
Who's Hiring
- STO Building32

- The Walsh23

- Layton Construction23

- Terracon Consultants23

- Rosendin Electric21

Top Industries Hiring
- Construction & Real Estate60
- Consulting & Professional Services49
- Energy28
- Staffing & Recruiting15
- Law & Legal Services6
What Employers Look For
The qualifications that appear most often in project assistant jobs.
- Proficiency with project management software such as Asana, Smartsheet, or Microsoft Project
- Strong written and verbal communication skills for coordinating across teams
- Associate or bachelor's degree in business, communications, or a related field
- Experience maintaining project documentation, schedules, and status reports
- Ability to manage multiple tasks and deadlines in a fast-paced environment
- Familiarity with Microsoft Office Suite, especially Excel and PowerPoint
Tips for Your Project Assistant Job Search
Tailor your resume to each posting
Project assistant job descriptions vary significantly by industry. Pull the exact language from each posting, whether it emphasizes scheduling, document control, or stakeholder coordination, and mirror it in your bullet points so your resume clears automated screening tools.
Highlight tools you use daily
Employers hiring project assistants scan for software fluency fast. List every project management or productivity tool you've used, including any ATS or scheduling platforms, in a dedicated skills section so hiring managers can spot your fit without reading every line.
Apply early to roles that fit
Migrate Mate lists project assistant openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Target roles matching your industry background
A project assistant with healthcare experience will likely move faster through hiring at a hospital system than a tech firm. Filter your search by industry sector so your domain knowledge becomes a differentiator rather than something you have to explain away.
Prepare concrete examples of juggling priorities
Project assistant interviews almost always include scenario questions about managing competing deadlines or supporting multiple stakeholders at once. Write out two or three specific situations from past roles before your interview so you can answer without hesitation.
Follow up within three business days of your interview
Send a brief note that references something specific from your conversation, not a generic thank-you. Project assistants are expected to communicate clearly and follow through, so your follow-up is itself a small demonstration of the job.
Project Assistant Jobs: Frequently Asked Questions
Which companies are hiring the most project assistants?
STO Building, The Walsh, and Layton Construction are hiring the most project assistants right now, with openings concentrated in Texas, California, and Florida, based on current listings on Migrate Mate as of August 2026. Demand is strongest at organizations running large infrastructure, technology, or healthcare initiatives.
How many project assistant jobs are remote?
About 19% of project assistant openings are fully remote or hybrid as of August 2026, though the share varies widely by industry. Administrative and documentation-heavy project assistant roles at technology and professional services firms tend to offer the most remote flexibility, while construction and healthcare project assistant positions typically require an on-site presence.
How do you become a project assistant?
Start by building foundational skills in scheduling, written communication, and document organization, either through coursework or an entry-level administrative role. Learn at least one widely used project management platform. Earning a project management certification, such as CAPM, signals commitment to the field and helps your application stand out even without direct project experience.
Can you get hired as a project assistant with no experience?
Yes, many employers hire project assistants with little direct experience if you can demonstrate organizational skills, attention to detail, and comfort with project tools. Internships, volunteer coordination roles, or even managing a campus organization can substitute for formal experience. Frame those activities in your resume using the same language project teams use, such as milestones, deliverables, and stakeholders.
What does the project assistant interview process look like?
Most project assistant interviews start with a phone or video screen focused on your organizational habits and tool experience. A second round typically involves behavioral questions asking how you've handled competing priorities or a difficult stakeholder. Some employers add a practical exercise, such as drafting a meeting agenda or reviewing a sample project schedule, before extending an offer.
Where can I find and apply to project assistant jobs?
You can find and apply to project assistant jobs on Migrate Mate, which lists current openings from across the United States. Search the listings to find roles that fit your background and apply directly to each one that matches your experience and location preferences.
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