Principal Security Engineer - Remote

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Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together.

The Principal Security Engineer is a senior-level role responsible for leading the design, implementation, and management of cybersecurity strategies for critical OT environments. The ideal candidate will possess deep technical expertise in securing industrial control systems (ICS), SCADA, and other OT assets, and will play a pivotal role in safeguarding the organization's infrastructure from cyber threats. This position requires close collaboration with IT, engineering, and operations teams to ensure the resilience and compliance of OT systems.

You'll enjoy the flexibility to work remotely * from anywhere within the U.S. as you take on some tough challenges.

Primary Responsibilities

• Develop and execute comprehensive OT security strategies aligned with organizational and regulatory requirements
• Lead risk assessments, vulnerability management, and incident response for OT environments
• Design and implement security controls for ICS, SCADA, PLCs, DCS, and associated OT networks
• Collaborate with cross-functional teams to integrate security into OT project lifecycles and operational processes
• Monitor emerging threats, vulnerabilities, and security trends affecting OT systems
• Drive security architecture reviews and provide expert guidance on secure system design
• Develop and maintain OT security policies, standards, and procedures
• Lead investigations into security incidents and coordinate response and recovery activities
• Advise management on OT security risks, remediation strategies, and investment priorities
• Mentor junior engineers and promote security awareness across OT and engineering teams
  
  

You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in.

Required Qualifications

• Hands-on experience with firewalls, intrusion detection/prevention systems, vulnerability scanners, and other OT security tools
• Experience in cybersecurity, with at least 5 years focused on operational technology environments
• Expertise in ICS/SCADA systems, network protocols (Modbus, DNP3, OPC, etc.), and OT architecture
• Proven track record of leading OT security programs and projects in industrial sectors (energy, manufacturing, utilities, etc.)
• Solid understanding of regulatory frameworks (NIST, ISA/IEC 62443, NERC CIP, etc.) relevant to OT security
• Proven excellent analytical, problem-solving, and communication skills
• Proven ability to work independently and as part of a multidisciplinary team
  
  

Preferred Qualifications

• Project management experience and ability to lead cross-functional initiative
• Experience with asset discovery and inventory tools for OT environments
• Experience in incident response, forensics, and malware analysis related to OT systems
• Knowledge of secure remote access solutions and segmentation for industrial networks
• Proven ability to develop and deliver security training for technical and non-technical audiences
• All employees working remotely will be required to adhere to UnitedHealth Group's Telecommuter Policy.
  
  

Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $110,200 to $188,800 annually based on full-time employment. We comply with all minimum wage laws as applicable.

Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants.

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.

Diversity creates a healthier atmosphere: UnitedHealth Group is an Equal Employment Opportunity/Affirmative Action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status, sexual orientation, gender identity or expression, marital status, genetic information, or any other characteristic protected by law.

UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment.

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