Regeneron Ireland Posted August 28, 2026

Principal Automation Engineer

Limerick, Ireland Full time
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Regeneron Ireland is the source of truth for this posting and owns the application process. We surface normalized context and market comparison you won't find on the original listing.

About this opportunity

At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. Regeneron is currently seeking a   Principal Automation Engineer   to join our   Automation   team.

This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

When & where:

Location: Limerick

What you’ll do:

Serving as the site's subject matter expert for Allen Bradley Rockwell PLC and HMI programming, diagnostics, and troubleshooting, ensuring robust and reliable performance of automated process equipment

Leading end-to-end automation engineering projects, taking ownership from concept and design through execution, commissioning, and turnover

Developing and maintaining detailed, accurate project schedules while collaborating with cross-functional teams, end users, and third-party partners to design, develop, document, and maintain software architecture deliverables for both embedded and application software

Taking ownership of change control processes for automation system configuration changes, ensuring rigorous adherence to established SOPs, thorough assessment of impact to Manufacturing and Facilities equipment, and preservation of data integrity throughout the change lifecycle

Providing expert guidance on engineering design documentation, technical evaluations, and test plans for cGMP process equipment, ensuring strict compliance with GAMP 5 guidelines and applicable GMP regulations

Leading root cause analysis, incident investigations, and complex troubleshooting for automation systems, driving issues to resolution with a high degree of independence and accountability

Providing out-of-hours (24/7) on-call support as required to maintain operational continuity

Driving continuous improvement of production operations, identifying and delivering opportunities to enhance system performance, reliability, and compliance

Providing leadership and oversight in the management of automation contractors, ensuring quality and compliance standards are upheld throughout engagements

Owning the design and approval of hardware, software, and controls for automated equipment, upholding rigorous engineering and quality standards

The environment and physical rhythms of this role:

Demonstrated leadership capability, with a proven track record of working independently, exercising sound judgement without direct supervision, and mentoring junior members of the automation team

Strong compliance mindset with a proactive, disciplined approach to audit readiness and regulatory inspection support

Excellent cross-functional collaboration and communication skills, with the ability to build strong working relationships across departments and with external business partners

Let’s find out if we’re a fit:

BS/BA in Science/Engineering discipline and a minimum 8 years experience working with validated Automation systems within a regulated industry (e.g., FDA/cGMP), with demonstrated expertise in GMP regulations and compliance frameworks

Strong working knowledge of 21 CFR Part 11, GAMP 5, validation/qualification methodologies, data integrity principles, and change control processes

In-depth, hands-on experience with the Allen Bradley Rockwell automation platform (FactoryTalk View Studio SE/ME, ControlLogix Studio 5000, FactoryTalk Historian, etc.)

Familiarity with complementary data management and analytics platforms (e.g., SEEQ, Ignition, Splunk, MS SQL) considered a strong advantage

Thrive today. Grow tomorrow.

#IRELIM #JOBSIEST #LI-Onsite

Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We are committed to building a workplace with an inclusive culture. Regeneron is an equal opportunity employer and all  qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected under applicable law. Where required, we will provide reasonable accommodation to applicants with known disabilities or chronic illnesses during the recruitment process, unless such accommodation would impose undue hardship.

Where necessary, we disclose salary ranges for roles in all countries in which we operate.  The final offer will be determined within the relevant range based on the country of employment, specific role level, and your skills and experience. In some countries, collective bargaining agreements (CBAs) may apply and influence certain elements of pay or benefits.  Regeneron offers a competitive and comprehensive total rewards package which may include, depending on country and role: annual bonuses or other incentive plans, equity awards, pension or retirement benefits, 401(k) company match, health and wellness programs, fitness centers, insurance benefits (e.g. medical, dental, vision, life and disability), paid time off, and family support benefits. For additional information about Regeneron benefits in the U.S., please visit https://careers.regeneron.com/en/working-at-regeneron/total-rewards/ . For other locations, additional information will be provided during the recruitment process.  If you have any questions, please speak with your recruiter.

Please be advised that at Regeneron, we believe we do our best work when we are together. For that reason, many roles are required to be performed on‑site. Please speak with your recruiter and hiring manager for more information about on‑site expectations for your role and location.

As part of the recruitment process, certain background checks may be conducted in accordance with the laws of the country where the position is based. The purpose of such checks is to verify certain information prior to the commencement of employment such as identity, right to work and educational qualifications.

For jobs in Canada: this posting is for an existing position.

Salary Range (annually)

€63,200.00 - €103,200.00

Job details

Seniority
Principal
Function
Manufacturing & CMC
Therapeutic area
Not listed
Location
Limerick, Ireland
Employment type
Full time

How this role compares

Computed from every other active Manufacturing & CMC role in our database, not just this employer's listings.

We currently track 504 comparable Principal Manufacturing & CMC roles across 77 biopharma companies.

504Comparable roles tracked
443Currently active
77Companies hiring similar roles
29Countries represented

Salary context

194 of 504 peers report a salary range (USD, annualized)

Peers share this role's job function and a matching or adjacent seniority level -- not necessarily the same therapeutic area or country.

This roleSubject Not listed on this posting
Lowest disclosed · Sr Manufacturing Technician · Genz. Therap Product LP $2,400/yr – $3,200/yr
Peer group range $2,800 – $288,000 (median $146,575)

Where these roles are based

Top locations among the 504 comparable roles

United States314
India51
Ireland19
Netherlands16
China's Mainland10
Singapore10

+ 23 more countries

Seniority mix

504 of 504 peers have a known seniority level

Senior320
Principal98
Director86

Therapeutic area mix

1 of 504 peers have a known therapeutic area; the rest are genuinely unlabeled, not hidden

Oncology1

Similar opportunities

The closest matches from our peer group, ranked by how similar they are, not how well you'd qualify for them -- treat this as market context, not a guaranteed shortlist; a weak match is labeled as one below.

60%similar
Johnson & Johnson Ringaskiddy, Ireland Principal
Same function Same seniority Same country
50%similar
McDermott Laboratories Limited Northern Cross, Ireland Director
Same function Adjacent seniority Same country
50%similar
Mylan Pharmaceuticals Private Limited Ireland Remote Office, Ireland Director
Same function Adjacent seniority Same country
50%similar
Mylan Teoranta Inverin, Ireland Senior
Same function Adjacent seniority Same country
50%similar
Mylan Teoranta Inverin, Ireland Director
Same function Adjacent seniority Same country
50%similar
Regeneron Ireland Limerick, Ireland Senior
Same function Adjacent seniority Same country

Notify me about similar jobs

Get an email when we spot other openings like this one – same job function, comparable seniority, roles you'd actually want to see.

How we calculate "similar"

No black box, no LLM guesswork: a deterministic score built from four normalized attributes. Here's this role's own peer group at different match levels, so you can see the mechanism, not just the result.

Every comparison starts from the same 100-point budget: 25 for working in the same function, 40 for the same therapeutic area, 20 for the same or adjacent seniority, 15 for the same country. A dimension we can't confirm on both sides contributes nothing, never a guess, never a free pass.

60%
GET Automation Principal Engineer
Johnson & Johnson · Ringaskiddy, Ireland · Principal
Function Therapeutic area Seniority Country
50%
Senior Process Engineer
Mylan Teoranta · Inverin, Ireland · Senior
Function Therapeutic area Adjacent seniority Country
50%
Sr. Maintenance Technician - Inspection & Packaging (24/7 Shift)
Amgen Technology (Ireland) UC · Dun Laoghaire, Ireland · Senior
Function Therapeutic area Adjacent seniority Country
50%
Senior Instrumentation & Controls Engineer
Regeneron Ireland · Limerick, Ireland · Senior
Function Therapeutic area Adjacent seniority Country
Unmatched or unknown dimensions score exactly the same: 0 points, never a partial guess. A role we know almost nothing about beyond its function bottoms out at 25%; it never inflates to 100% just because there's little to compare against. Seniority uses a defined ladder (Associate → Manager → Associate Director → Senior → Principal → Director → Senior Director → Executive/VP) so "Director" and "Senior Director" count as adjacent, but "Director" and "Executive/VP" do not.