×
Register Here to Apply for Jobs or Post Jobs. X

OT Cyber Security Engineer Security Clearance

Job in Chantilly, Fairfax County, Virginia, 20151, USA
Listing for: Optimum Governmental Solutions LLC
Full Time position
Listed on 2026-02-28
Job specializations:
  • Engineering
    Cybersecurity, Systems Engineer
  • IT/Tech
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below
Position: OT Cyber Security Engineer with Security Clearance
OT Cyber Security Engineer

Location:

Chantilly, VA (75% Travel Required)
Positions: 2
Type:
Full-Time, Permanent (Potential transition opportunity to a prime contractor organization in the future)

Start Date:

Approximately 2 weeks
Work Authorization: U.S. Citizens only (ITAR compliance)
Security Clearance:
Ability to obtain Interim Clearance required About the Role We are seeking experienced OT Cyber Security Engineers to support mission-critical industrial and operational technology environments across multiple project sites. This role focuses on securing industrial control systems (ICS), deploying advanced cybersecurity practices, and supporting national-level infrastructure programs. Candidates should be comfortable with heavy travel and onsite system support.

Key Responsibilities Support the design and architecture of secure OT networks in alignment with industry security standards. Conduct cybersecurity assessments of OT/ICS environments, identify risk exposure, and guide mitigation and remediation strategies. Assist in integrating secure OT infrastructure, including switches, servers, firewalls, virtual environments, and related technologies. Perform forensic analysis on OT devices to support incident investigations. Develop and deliver consultative OT security services such as:
Attack emulation & penetration testing Threat hunting Deception operations Travel to project sites to support ICS networks, converged platforms, virtualization, and security technologies.

Required Qualifications 5+ years of experience in OT/ICS cybersecurity, including leading technical engagements.

Experience with OT network monitoring, data collection, and security assessment tools. Strong technical background conducting OT security reviews and risk evaluations. Working knowledge of industrial control protocols such as DNP, Modbus, SEL, IEC-61850 (serial & IP-based). GICSP certification is required (Global Industrial Cyber Security Professional). Ideal Candidates May Also Have Experience in incident response, digital forensics, or malware analysis within OT environments.

Background in utilities, energy, manufacturing, or critical infrastructure.

Experience with virtualization platforms, ICS firewalls, and converged OT/IT systems. Why This Role Opportunity to support high-impact industrial cybersecurity programs. Client-facing, hands-on engineering position with room for long-term growth. Work in a rapidly expanding OT security domain with national importance. Additional Details Interview process may be conducted remotely. Position is fully budget-approved and ready to hire.
To View & Apply for jobs on this site that accept applications from your location or country, tap the button below to make a Search.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).
 
 
 
Search for further Jobs Here:
(Try combinations for better Results! Or enter less keywords for broader Results)
Location
Increase/decrease your Search Radius (miles)

Job Posting Language
Employment Category
Education (minimum level)
Filters
Education Level
Experience Level (years)
Posted in last:
Salary