Senior Process Engineer

Job Title:

Senior Process Engineer Overview The Senior Process Engineer leads the design, specification, and commissioning of complex chemical processes and pilot plants handling hazardous materials. This role combines hands‑on plant support with advanced process modeling, automation integration, and close collaboration within a small, cross‑functional engineering team supporting mission‑critical programs. Key Responsibilities

• Develop and maintain P&IDs and process documentation
• Define process equipment specifications and data sheets for reactors, vessels, pumps, and heat exchangers
• Specify process instrumentation and support control strategy development
• Lead pilot plant design, commissioning, and test production runs
• Analyze pilot and production data to improve safety, yield, and reliability
• Use Aspen Plus or similar tools to model and optimize batch and continuous processes
• Support hazardous material process design, safety reviews, and operations
• Collaborate closely with automation, mechanical, and plant engineering teams
• Prepare technical reports and deliver presentations to internal and external stakeholders
• Mentor junior engineers and contribute to engineering standards and continuous improvement Required Qualifications
• Proven process engineering experience in chemical manufacturing or related industries
• Hands‑on experience designing and commissioning plant or pilot systems
• Strong background working with hazardous or high‑hazard materials, or analogous regulated environments
• Proficiency with P&IDs, process equipment specifications, and instrumentation
• Experience with batch and continuous flow processes
• Familiarity with modular or skid‑mounted process systems
• Proficiency with Aspen Plus or similar process simulation software
• Strong technical writing and presentation skills Preferred Experience
• Chemical Engineering degree or related discipline
• Experience with energetics, explosives, pharmaceuticals, or petroleum processes
• Pilot plant scale‑up and transition to production
• Mentoring junior engineers
• Working with advanced process monitoring and automation systems Work Environment and Benefits
• Fully onsite role with a small, collaborative engineering team
• Hands‑on work in pilot plant and production environments
• Mission‑focused projects tied to national defense and energy initiatives
• Flexible schedule options (9/80 or 4/10) with extended flex time
• Full health insurance for employees, partial dependent coverage
• 401(k) with company match and paid annual training Job Type & Location This is a Permanent position based out of Littleton, CO.

Pay and Benefits The pay range for this position is $95000.00 - $150000.00/yr. 401k Match 100% health insurance paid + premium for dependents Extended Flex Time Potential Hybrid flexibility 9/80 or 4/10 schedule Workplace Type This is a fully onsite position in Littleton,CO. Application Deadline This position is anticipated to close on Apr 27, 2026. Diversity, Equity & Inclusion At Actalent, diversity and inclusion are a bridge towards the equity and success of our people. DE&I is embedded into our culture through: Hiring diverse talent Maintaining an inclusive environment through persistent self-reflection Building a culture of care, engagement, and recognition with clear outcomes Ensuring growth opportunities for our people Actalent is an equal opportunity employer. About Actalent Actalent is a global leader in engineering and sciences services. For more than 40 years, we've helped visionary companies advance their goals. Headquartered in the United States, our teams span 150 offices across North America, EMEA, and APAC—with four delivery centers in India led by 1,000+ extraordinary employees who connect their passion with purpose every day. Our Bangalore, Hyderabad, Pune, and Chennai delivery centers are hubs of engineering expertise, with core capabilities in mechanical and electrical engineering, systems and software, and manufacturing engineering. Our teams deliver work across multiple industries including transportation, consumer and industrial products, and life sciences. We serve more than 4,500 clients, including many Fortune 500 brands. Learn more about how we can work together at actalentservices.com.