Senior IT​/OT Engineer

About Stellix The Stellix Group of companies share a common mission of providing transformative solutions at the intersection of science and technology that enable our customers to deliver a healthier and more sustainable future Our unique portfolio of companies is focused on helping life sciences and industry manufacturers build connect and transform operations and IT to make real progress in breakthrough therapeutics food energy and more

Stellix is seeking a Senior ITOT Engineer to design build and secure converged ITOT environments for clients across Life Sciences and Critical Infrastructure This is a client facing delivery and consulting role you will lead technical architecture hands on implementation and commissioning of industrial control systems virtualization platforms and OT cybersecurity controls As a senior member of the team you will balance deep technical execution with mentorship proposal support and standardization of repeatable engineering practices The ideal candidate is a genuine ITOT generalist equally comfortable in a control system cabinet a hypervisor console and a network segmentation design review

• Design, configure and commission distributed control and SCADA systems including DeltaV and Factory Talk environments.
• Lead and document Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) in line with ASTM E2500 and client validation requirements.
• Integrate control systems with plant historians, OT networks and supervisory layers while preserving system integrity and validated states.

• Architect and deploy virtualization and hyperconverged infrastructure using Proxmox VE and VMware, including cluster design, storage and high availability.
• Specify and stand up server and network hardware (e.g. Dell Power Edge R660 class) for industrial and edge deployments.
• Develop standardized, repeatable build guides, networking diagrams and configuration baselines for client and internal use.

• Assess and harden OT environments against recognized frameworks including SANS ISC Critical Controls and IEC 62443.
• Design and implement network segmentation, secure remote access, patch and backup strategies and asset inventory practices for OT.
• Support OT cybersecurity assessments and roadmap development, translating findings into prioritized and qualified remediation plans.

• Serve as a technical lead on client engagements from scoping and design through implementation, testing and handover.
• Contribute to proposals, statements of work and technical estimates for Life Sciences and Critical Infrastructure opportunities.
• Produce clear audit ready documentation and present technical findings to client stakeholders ranging from plant engineers to IT leadership.

• Mentor junior engineers and review technical deliverables for quality and consistency.
• Drive reusable engineering standards, templates and tooling that improve delivery efficiency and accuracy.

• Bachelor's degree in Engineering, Computer Science or a related technical field or equivalent practical experience.
• 7 years of combined IT and OT engineering experience including hands- on work in industrial or regulated environments.
• Demonstrated experience with industrial control systems such as DeltaV and Factory Talk.
• Proven experience with virtualization platforms Proxmox, VMware and server/network infrastructure.
• Working knowledge of OT cybersecurity frameworks SANS ISC Critical Controls, IEC 62443, and network segmentation principles.
• Strong documentation skills and experience with structured testing methodologies FATSAT ASTM E2500.
• Excellent communication skills and the ability to lead client-facing technical discussions.

• Experience delivering projects in Life Sciences GMP-validated environments or Critical Infrastructure sectors.
• Familiarity with hyperconverged infrastructure design and edge computing deployments.
• Relevant certifications, eg GICSP, CISSP, CiscoCCNA, VMware VCP or vendor-ICS certifications.
• Experience with automation scripting or AI-assisted tooling for engineering documentation.

In the first year this engineer will lead the technical delivery of multiple client engagements establish or refine reusable build and assessment standards and serve as a trusted technical advisor across both the internal team and client stakeholders

• Highly competitive Medical, Dental and Vision Insurance.
• Flexible Spending or Health Savings Accounts.
• Unlimited Vacation Time, 10 Paid Holidays, 12 Paid Weeks.
• Birthing Parent Leave.
• Pet Insurance.
• Retirement Savings 401(k) and Employee Stock Ownership Plan.
• Employee Referral Bonus.
• Professional Development Reimbursement.
• Company Paid STD, LTD and Life Insurance.

This position offers a base salary range of 110000 to 150000 based on experience and qualifications. The role is also eligible…