Plant Manager
50061 Heidelberg Materials Southwest Agg LLC · San Marcos, TX
- Level
- Manager
- Team
- Production
- Base pay
- $107k–$143k
- Degree
- Preferred
- Experience asked
- 8+ years
- Industry
- Industrial
- Posted
- 3 days ago
The role in 30 seconds
A management production role at 50061 Heidelberg Materials Southwest Agg LLC (industrial) in San Marcos, TX.
- They ask for
- 8+ years · degree preferred
- Tools it names
- Casting
- Base pay
- $107k–$143k
Read from the posting. The full description is below.
From the plant jobs report · week of October 19, 2026
Production Engineer roles in Texas: typical posted base $107k–$153k. This one lists $107k–$143k.
Median of the low and high ends of 16 live postings that list pay, out of 85 production engineer openings in Texas, read from manufacturers' own careers sites.
Texas plant jobs report →Pay by team and state →What moves pay →
How this role compares
Against 84 other live production postings in Texas.
- Base pay
- In line with similar roles
- Experience asked
- More than usual (8+ vs 5+)
Typical $106k–$153k, from 14 postings that list pay.
Similar roles usually ask 5+ years.
Skills these teams ask for most
- ✓ Team leadership 44%
- Lean 36%
- Root cause 29%
- New product launch 22%
- Six Sigma 22%
✓ = this posting asks for it too. % = share of similar postings that mention it.
Stands out: this posting asks for Casting, which few similar roles mention. If you have it, lead with it.
At a glance
Pulled from the posting text. If it's not listed here, the posting didn't say.
How to get in at this plant
Five moves over a week or two. The first one takes ten minutes.
- 1
Pick 2–3 people on the Production team at 50061 Heidelberg Materials Southwest Agg LLC
Engineers who joined in the last year or two reply the most. Use the team search on this page to find them.
- 2
Send a short, curious note
One real question about their work. No favors yet. Each person gets a different note, written for this role.
- 3
Turn a reply into a short call
Questions worth asking about this team:
- What does a normal week look like on your team?
- How did you land the job? What stood out in your interviews?
- 4
Apply with someone vouching for you
If the call went well, ask whether they’d pass your résumé to the hiring manager. Send your résumé link, apply that day, and let them know.
- 5
Bring proof to the interview
One page of before-and-after numbers from projects you led: scrap, OEE, cycle time, cost. Plant managers hire on results.
Full description from 50061 Heidelberg Materials Southwest Agg LLCAs posted on their careers site.ShowHide
Critical Experience
- ✓8+ years of progressive leadership experience in aggregates, mining, quarrying, heavy industrial manufacturing, construction materials, or a related industry.
- ✓Demonstrated success managing production, maintenance, safety, quality, and cost performance in a high-volume operation.
- ✓Experience leading and developing supervisors and frontline employees in a dynamic operational environment.
- ✓Proven record of implementing initiatives that improve safety, productivity, equipment reliability, and operational efficiency.
- ✓Experience managing budgets, capital improvement projects, operational planning, and business performance metrics.
Education
- ✓Bachelor's degree in Mining Engineering, Geological Engineering, Civil Engineering, Mechanical Engineering, Construction Management, Business Management, or a related field preferred.
- ✓Equivalent combinations of education, industry training, certifications, and relevant leadership experience will be considered.
- ✓MSHA certifications and aggregate industry training are preferred.
Show full description ↓Show less ↑
Line of Business: Aggregates
Pay Range: $107,480.00 – $143,306.66 About Us
Heidelberg Materials is one of the world's largest suppliers of building materials. Heidelberg Materials North America operates over 450 locations across the U.S. and Canada with approximately 9,000 employees.
Heidelberg Materials is seeking an experienced and results-oriented Assistant Plant Manager to support the safe, efficient, and profitable operation of a high-production aggregate quarry with an annual production target of approximately 7 million tons. This leadership role partners closely with the Plant Manager to drive operational excellence, employee development, cost management, and continuous improvement while maintaining the highest standards of safety and environmental compliance.
What You'll Be Doing
- •Lead daily quarry operations to achieve safety, production, quality, and cost-performance objectives.
- •Coach and develop supervisors and frontline employees to build a high-performing and engaged workforce.
- •Monitor key operational metrics and implement process improvements that enhance plant efficiency and productivity.
- •Ensure compliance with all safety, environmental, regulatory, and company standards while promoting a strong safety culture.
- •Collaborate with maintenance, sales, logistics, and operational teams to optimize production planning and customer service.
What Are We Looking For
- •Demonstrated ability to lead large-scale aggregate, mining, quarry, heavy industrial, or manufacturing operations with a strong focus on safety and operational excellence.
- •Proven capability to develop teams, drive accountability, and foster a culture of engagement and continuous improvement.
- •Strong business acumen with the ability to manage production performance, budgets, operational costs, and productivity initiatives.
- •Effective problem-solving, communication, and decision-making skills in a fast-paced operational environment.
Critical Skills
- •Leadership and team development within large-scale aggregate, mining, or heavy industrial operations.
- •Operational planning, resource allocation, and production optimization.
- •Financial management including budgeting, forecasting, cost control, and performance analysis.
- •Strong knowledge of quarry operations including drilling, blasting, crushing, conveying, processing, and loadout activities.
- •Effective communication, employee engagement, regulatory compliance, and continuous improvement capabilities.
Physical Demands
- •Ability to walk, stand, and navigate uneven quarry terrain for extended periods throughout the workday.
- •Ability to climb stairs, ladders, catwalks, and elevated work platforms in support of operational activities.
- •Ability to work outdoors in varying weather conditions and in environments with noise, dust, and vibration.
- •Ability to wear and utilize required personal protective equipment (PPE), including hard hat, safety glasses, hearing protection, steel-toed boots, and other protective equipment as required.
- •Ability to occasionally bend, stoop, kneel, reach, push, pull, and lift up to 50 pounds.
Work Environment
- •Primarily located in an active quarry and plant environment with exposure to moving equipment, noise, dust, vibration, and varying weather conditions.
- •Frequent interaction with production, maintenance, quality control, and business teams.
- •Regular field presence required to support operational and safety initiatives.
- •Ability