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Senior Python Software Engineer Jobs in Lancaster, PA

MDS Engineering

Senior Mechanical Engineer

York, PA · On-site

$95K - $145K/yr

Senior Mechanical Engineer Location: York, PA Employment Type: Full Time Salary Range: $95,000 to ... software, energy modeling tools, and Microsoft Office. Preferred Qualifications • LEED AP, CEM ...

MDS Engineering

Senior Mechanical Engineer

York, PA · On-site

$95K - $145K/yr

Senior Mechanical Engineer Location: York, PA Employment Type: Full Time Salary Range: $95,000 to ... software, energy modeling tools, and Microsoft Office. Preferred Qualifications • LEED AP, CEM ...

MDS Engineering

Senior Mechanical Engineer

York, PA · On-site

$95K - $145K/yr

Vision insurance Senior Mechanical Engineer Location: York, PA Employment Type: Full Time Salary ... Proficiency with Revit, AutoCAD, load calculation software, energy modeling tools, and Microsoft ...

DP World

Senior Network Engineer

York, PA · Hybrid

$102K - $140K/yr

The Senior Network Engineer plays a critical role in enabling this growth by leading the resilience ... Python, Ansible, APIs), with a focus on scalability and operational efficiency * Experience ...

DP World

Senior Network Engineer

York, PA · On-site

$102K - $140K/yr

The Senior Network Engineer plays a critical role in enabling this growth by leading the resilience ... Python, Ansible, APIs), with a focus on scalability and operational efficiency * Experience ...

DP World

Senior Network Engineer

York, PA · Hybrid

$102K - $140K/yr

The Senior Network Engineer plays a critical role in enabling this growth by leading the resilience ... Python, Ansible, APIs), with a focus on scalability and operational efficiency * Experience ...

DP World

Senior Network Engineer

York, PA · On-site

$102K - $140K/yr

The Senior Network Engineer plays a critical role in leading the resilience, security, and ... Python, Ansible, APIs), with a focus on scalability and operational efficiency • Experience ...

Amphenol TCS

Senior Electrical Test Engineer

Yocumtown, PA · On-site

$103K - $134K/yr

Senior Electrical Test Engineer Location: Valley Green, PA Amphenol High Speed Products Group is ... The scope of work would include test equipment selection, close involvement with software ...

Amphenol TCS

Sr. Mechanical Engineer

Yocumtown, PA · On-site

$100K - $132K/yr

Position Summary: Sr. Mechanical Engineer Location: Amphenol: Valley Green, PA (Harrisburg Area ... Utilize 3D CAD software to develop derivative designs. * Prepare samples for development studies ...

Johnson Controls

Senior Modeling Engineer

York, PA · On-site +1

$102K - $141K/yr

... Senior Modeling Engineer. As a member of the modeling team, you will develop and apply numerical ... Python scripting and environment management (package installation, virtual environments, basic ...

Leidos

Senior Distribution Engineer

Reading, PA · On-site

$73K - $132K/yr

Leidos is seeking a Senior Distribution Engineer in the Allentown, PA area who is passionate about ... Work management software and job estimating software. * CAD or MicroStation - Performing Electrical ...

WebstaurantStore

Senior BI Engineer, Data

Lititz, PA · On-site +1

$98K - $133K/yr

As a Senior BI Engineer , you will architect and own the next generation of our enterprise data ... Develop Python based ingestion utilities, automation scripts, and reusable components. * Establish ...

Amphenol TCS

Senior Process Engineer

Yocumtown, PA · On-site

$99K - $129K/yr

Senior Process Engineer Location: Valley Green, PA Amphenol High Speed Products Group is the market ... Internet software * Project Management software (Microsoft Project) * Spreadsheet software ...

Penske

Staff Software Architect

Reading, PA

What You Will Be Doing As a Penske Senior Software Architect you will be responsible for designing ... Expertise in technologies, frameworks and architecture like Java, Angular, Python, Spring, Spring ...

Penske

Staff Software Architect

Reading, PA · On-site

What You Will Be Doing As a Penske Senior Software Architect you will be responsible for designing ... appropriate programming languages, frameworks, application architecture and enterprise design ...

Metropolitan Companies

Data Engineer

Wyomissing, PA · On-site

$110K - $132K/yr

Data Engineer Department: IT Development Employment Type: Full Time Location: Metropolitan ... Experience writing scripts or automations (PowerShell, Python, or similar) * Ability to ...

Mondo

Senior Maintenance Analyst

Reading, PA · On-site

$55 - $58/hr

Develop analytics solutions using Python and PySpark * Support data pipeline design, validation ... Collaborate with data science, engineering, and reporting teams to deliver standardized data ...

Mondo

Senior Maintenance Analyst

Reading, PA · On-site

$55 - $58/hr

Develop analytics solutions using Python and PySpark * Support data pipeline design, validation ... Collaborate with data science, engineering, and reporting teams to deliver standardized data ...

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All JobsPython Software Engineer JobsSenior Python Software Engineer JobsSenior Python Software Engineer Jobs in Lancaster, PA

Senior Python Software Engineer information

See Lancaster, PA salary details

$53.5K

$138K

$189.5K

How much do senior python software engineer jobs pay per year?

As of Jul 8, 2026, the average yearly pay for senior python software engineer in Lancaster, PA is $137,978.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,100.00 and $158,900.00 per year, depending on experience, location, and employer.

What is the difference between Senior Python Software Engineer vs Python Developer?

AspectSenior Python Software EngineerPython Developer
Required CredentialsBachelor's degree in CS or related field, experience in software engineeringBachelor's degree in CS or related field, coding proficiency
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing applications, debugging
Employer & Industry UsageTech companies, startups, enterprise softwareWeb development, data analysis, automation projects
Common Search & Comparison IntentUnderstanding senior-level roles, responsibilities, and skillsEntry to mid-level coding roles, project involvement

The main difference between a Senior Python Software Engineer and a Python Developer lies in experience, responsibilities, and scope. Senior engineers typically lead projects, design system architecture, and mentor junior staff, while Python Developers focus on coding, application development, and implementation. Both roles require strong Python skills and relevant credentials, but senior roles demand more experience and leadership capabilities.

What are some common challenges faced by Senior Python Software Engineers when leading complex projects, and how can they be addressed?

Senior Python Software Engineers often face challenges such as balancing hands-on coding with mentoring junior team members, managing technical debt, and designing scalable solutions. Successfully addressing these challenges involves clear communication, proactive code reviews, and effective prioritization of tasks. Collaborating closely with cross-functional teams and fostering a culture of knowledge sharing can also help ensure project success and team growth.

What are the key skills and qualifications needed to thrive as a Senior Python Software Engineer, and why are they important?

To thrive as a Senior Python Software Engineer, you need advanced proficiency in Python programming, strong problem-solving abilities, and a solid background in computer science or a related field. Familiarity with frameworks like Django or Flask, experience with version control systems such as Git, and knowledge of cloud platforms and CI/CD tools are typically required. Leadership, effective communication, and mentorship skills help you collaborate with teams and guide junior developers. These skills ensure the delivery of robust, scalable software solutions and foster a productive, innovative development environment.

What does a Senior Python Software Engineer do?

A Senior Python Software Engineer designs, develops, tests, and maintains complex software applications using the Python programming language. They often lead or mentor junior developers, architect software solutions, and ensure best coding practices are followed. These professionals collaborate with cross-functional teams to deliver scalable and efficient systems, troubleshoot issues, and optimize application performance. Their expertise includes advanced knowledge of Python frameworks, libraries, and development tools, as well as experience with databases, APIs, and cloud services.
What are popular job titles related to Senior Python Software Engineer jobs in Lancaster, PA? For Senior Python Software Engineer jobs in Lancaster, PA, the most frequently searched job titles are:
What job categories do people searching Senior Python Software Engineer jobs in Lancaster, PA look for? The top searched job categories for Senior Python Software Engineer jobs in Lancaster, PA are:
What cities near Lancaster, PA are hiring for Senior Python Software Engineer jobs? Cities near Lancaster, PA with the most Senior Python Software Engineer job openings:
Senior Python Software Engineer jobs near you

Senior Mechanical Engineer

MDS Engineering

York, PA • On-site

$95K - $145K/yr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Senior Mechanical Engineer
Location: York, PA
Employment Type: Full Time
Salary Range: $95,000 to $145,000 plus, based on experience, qualifications, licensure, leadership, and overall fit
About MDS Engineering
MDS Engineering is a growing MEP engineering firm based in York, Pennsylvania, serving public and private sector clients across building systems, infrastructure, energy, and related markets.
We are seeking a Senior Mechanical Engineer to provide technical leadership, project oversight, quality control, mentorship, and client support. This role is ideal for an experienced licensed engineer who can lead complex design efforts, guide junior and mid level staff, and help strengthen the firm’s mechanical engineering capabilities.
This position will lead HVAC, plumbing, piping, energy, and building system design. Responsibilities include design, code compliance, peer reviews, QA/QC, multidisciplinary coordination, and construction phase support.
Key Responsibilities
• Lead HVAC, plumbing, piping, and mechanical system design for commercial, institutional, government, education, aviation, mixed use, residential, industrial, and related projects.
• Develop and review mechanical layouts, equipment selections, ventilation strategies, load calculations, energy code documentation, specifications, and construction documents.
• Coordinate mechanical systems with architectural, structural, electrical, plumbing, fire protection, technology, civil, owner, contractor, and consultant requirements.
• Review system sizing, pressure loss calculations, ventilation, humidity control, thermal comfort, energy efficiency, constructability, and code compliance.
• Support specialty systems including chilled water, heating water, steam, condensate, medical gas, process piping, domestic water, sanitary drainage, stormwater, and gas piping.
• Perform peer reviews and QA/QC reviews of drawings, specifications, calculations, and technical deliverables.
• Serve as the lead mechanical engineer and technical point of contact while managing deliverables, schedules, budgets, coordination needs, and client expectations.
• Support meetings, site visits, construction administration, RFIs, submittals, change evaluations, and field related technical questions.
• Mentor junior engineers, designers, interns, and emerging technical staff.
• Help develop standards, checklists, calculation tools, templates, training materials, proposals, scopes, and internal best practices.
Required Qualifications
• Bachelor’s degree in Mechanical Engineering or related engineering field.
• Professional Engineer license required.
• 10 or more years of progressive mechanical engineering experience.
• Strong experience with HVAC design, mechanical systems, plumbing systems, piping systems, energy code compliance, and construction documents.
• Proven ability to lead projects and coordinate with multidisciplinary design teams.
• Experience with technical reviews, QA/QC reviews, calculations, specifications, and code compliance evaluations.
• Strong communication, organization, problem solving, leadership, and client relationship skills.
• Ability to mentor junior and mid level staff.
• Proficiency with Revit, AutoCAD, load calculation software, energy modeling tools, and Microsoft Office.
Preferred Qualifications
• LEED AP, CEM, PMP, or similar professional credential.
• Experience with aviation, government, education, commercial, institutional, healthcare, laboratory, industrial, residential, mixed use, or infrastructure projects.
• Experience with specialty mechanical systems, business development, proposals, client interviews, standards development, mentoring, and process improvement.
Why Join MDS Engineering
This is a meaningful senior technical role within a growing MEP engineering firm. Your experience will help shape project outcomes, mentor future engineers, improve internal processes, and strengthen our mechanical engineering practice.
www.MDSengineering.com/careers