Cybersecurity Operations Engineer I — Hybrid, Growth Focus

isienterprises; Reston (VA); Hybrid; USD 80,000 - 95,000; Full time

Benefits offered by this job

Competitive salary package

Comprehensive benefits

Flexible hybrid schedule

Growth and training opportunities

Collaborative culture

Job summary

ISI Defense is seeking a Cyber Ops Engineer I to join our cybersecurity team supporting customers across the Defense Industrial Base (DIB). You will deploy, maintain, and support cybersecurity technologies while working closely with the Security Operations Center (SOC), MSP Operations, Compliance, Engineering, and Customer Success teams.

At ISI Defense, we value teamwork, ownership, continuous learning, and a customer-first mindset.

Qualifications

• Must have U.S. citizenship and be eligible to obtain and maintain a U.S. Government security clearance.
• Bachelor's degree in Cybersecurity, IT, or related field, or equivalent professional experience.
• 2-4 years in cybersecurity, IT operations, or MSP environment.

Responsibilities

• Deploy, configure, and maintain cybersecurity solutions across customer environments.
• Support endpoint, identity, email, cloud, and security monitoring technologies.
• Investigate and resolve security-related issues and service requests, escalating when appropriate.
• Perform security hardening, system configuration, patching, and vulnerability remediation.
• Assist with onboarding new customers and implementing cybersecurity standards.
• Support customers in meeting compliance requirements (NIST SP 800-171, CMMC, DFARS, etc.).
• Maintain accurate technical documentation and procedures.
• Collaborate with SOC analysts, engineers, compliance, and MSP operations.
• Participate in continuous improvement and automation initiatives.
• Build trusted relationships with customers through responsive, white-glove support.

Skills

U.S. Citizenship

U.S. Government security clearance

Cybersecurity knowledge

2-4 years cybersecurity/IT/MSP

Security monitoring concepts

NIST/CMMC frameworks

Strong troubleshooting and comms

Education

Bachelor's degree in Cybersecurity/IT or equivalent

Job description

ISI Defense is seeking a Cyber Ops Engineer I to join our cybersecurity team supporting customers across the Defense Industrial Base (DIB). You will deploy, maintain, and support cybersecurity technologies while working closely with the Security Operations Center (SOC), MSP Operations, Compliance, Engineering, and Customer Success teams.

At ISI Defense, we value teamwork, ownership, continuous learning, and a customer-first mindset.