Senior OT/ICS Systems Administrator & Tech Lead

M.C. Dean, Inc; Tysons (VA); On-site; USD 104,000 - 130,000; Full time

Job summary

M.C. Dean, Inc in Tysons, Virginia seeks a senior systems administrator and technical lead for secure OT/ICS infrastructure.

You will own the solution lifecycle from bidding and design through implementation, cybersecurity hardening, testing, commissioning, and handoff, coordinating with estimating, engineering, cybersecurity, network, controls, project management, vendors, field teams, and customers. Responsibilities include leading requirements discovery, designing, deploying VMware

Qualifications

• Bachelor's degree and 5+ years of progressive IT/OT/ICS experience.
• Advanced experience with VMware vSphere/ESXi and/or Hyper-V.
• Experience implementing STIGs and RMF cybersecurity controls.
• Strong customer-facing communication and leadership skills.
• Proficiency with Windows Server, AD, DNS, DHCP, and GPO.

Responsibilities

• Lead requirements discovery and design coordination with project stakeholders.
• Architect and deploy highly available virtualization and Windows Server environments.
• Coordinate secure OT/ICS network implementation and remote access.
• Produce SOPs, installation guides, and as-built documentation.
• Provide technical direction and mentoring to teams.

Skills

OT/ICS systems

Customer-facing communication

Technical leadership

VMware vSphere/ESXi

Microsoft Hyper-V

Windows Server

Active Directory

Group Policy

RMF/compliance

Vulnerability remediation

Education

Bachelor's Degree

Associate's Degree +8 yrs exp

High School Diploma +10 yrs exp

Tools

VMware vSphere/ESXi

Microsoft Hyper-V

Windows Server

Active Directory

Group Policy

DNS

DHCP

Veeam

NetApp

Rubrik

Job description

M.C. Dean, Inc in Tysons, Virginia seeks a senior systems administrator and technical lead for secure OT/ICS infrastructure.

You will own the solution lifecycle from bidding and design through implementation, cybersecurity hardening, testing, commissioning, and handoff, coordinating with estimating, engineering, cybersecurity, network, controls, project management, vendors, field teams, and customers. Responsibilities include leading requirements discovery, designing, deploying VMware