job summary:
Role Focus Defines enterprise-wide OT network strategy and reference architectures for BESS platforms. Acts as the final technical authority for OT networking, cybersecurity integration, and standardization across regions and projects.
location: Arlington, Virginia
job type: Contract
salary: $110 - 140 per hour
work hours: 9am to 5pm
education: Bachelors
responsibilities:
Key Responsibilities
- Own global OT network architecture for BESS platforms
- Define reference architectures, standards, and design frameworks
- Architect secure OT/IT integration models aligned to IEC 62443
- Lead Zero Trust adoption for OT environments (ZPA/ZIA, Cisco ZTA)
- Drive architecture for multi-site, multi-region deployments
- Define resiliency, redundancy, and failover strategies
- Review and approve all OT network designs and deviations
- Lead architecture reviews with Product, Cybersecurity, and Compliance - Influence vendor selection, technology standards, and long-term roadmaps
- Mentor Senior Architects and Engineers
- Represent OT network architecture in customer, regulator, and executive discussions
qualifications:
Location: customer office, Arlington, VA
Work from office: atleast 4 days a week
Qualification:
BTech/MTech in CS Experience: 10-15 years
Technical Depth
- Expert-level knowledge of:
- Industrial OT network architecture
- Firewall and Zero Trust design for OT
- BGP, OSPF, VRF, advanced segmentation
Strong experience with:
- Cisco ASA / FTD / FMC / ISE at scale
- Secure OT-to-cloud connectivity (AWS)
Deep understanding of:
- IEC 62443, NIST, and critical infrastructure security models
Decision Authority
- Final authority on:
- OT network standards
- Security architecture
- Design exceptions and risk acceptance
Certifications (Strongly Preferred)
- CCIE (Enterprise or Security)
- IEC 62443 Lead Implementer / OT Security certifications
Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.
At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact
Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).
This posting is open for thirty (30) days.
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