Cybersecurity Operations Engineer I - Managed Service Provider (Hybrid)

Summary

ISI Defense is seeking a Cyber Ops Engineer I to join our growing Cybersecurity team supporting customers across the Defense Industrial Base. In this role, you will deploy, maintain, and support cybersecurity technologies while collaborating with various teams to enhance customers' security posture and ensure compliance with regulatory requirements.

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 activities
• Assist with onboarding new customers and implementing cybersecurity standards
• Support customers in meeting compliance requirements, including NIST SP 800-171, CMMC, DFARS, and other DIB security requirements
• Maintain accurate technical documentation and operational procedures
• Collaborate with SOC analysts, engineers, compliance, and MSP operations to deliver high-quality security services
• Participate in continuous improvement initiatives and help enhance operational processes and automation
• Build trusted relationships with customers by delivering responsive, professional, and white-glove support

Skills

• U.S. Citizenship is required
• Must be eligible to obtain and maintain a U.S. Government security clearance
• Bachelor's degree in Cybersecurity, Information Technology, or a related field, or equivalent professional experience
• 2-4 years of experience in cybersecurity, IT operations, or an MSP environment
• Deploy, configure, and support cybersecurity technologies across customer environments, including Microsoft security solutions, identity and access management (IAM), endpoint detection and response (EDR), email security, cloud security and back up, SIEM/SOAR, vulnerability management, data protection, and compliance platforms
• Familiarity with security monitoring, and incident response concepts
• Understanding of cybersecurity frameworks such as NIST and CMMC
• Strong troubleshooting, communication, and organizational skills
• Security+, CySA+, Microsoft Security, SC-200, SC-300, AZ-500, or similar industry certifications
• Experience with Microsoft Defender, Microsoft Sentinel, CrowdStrike, HaloPSA, or similar enterprise security platforms
• Experience supporting Azure, GCC, or GCC High environments
• Experience working within a managed services (MSP/MSSP) environment

Qualifications

Must Haves

• U.S. Citizenship is required
• Must be eligible to obtain and maintain a U.S. Government security clearance
• Bachelor's degree in Cybersecurity, Information Technology, or a related field, or equivalent professional experience
• 2-4 years of experience in cybersecurity, IT operations, or an MSP environment
• Deploy, configure, and support cybersecurity technologies across customer environments, including Microsoft security solutions, identity and access management (IAM), endpoint detection and response (EDR), email security, cloud security and back up, SIEM/SOAR, vulnerability management, data protection, and compliance platforms
• Familiarity with security monitoring, and incident response concepts
• Understanding of cybersecurity frameworks such as NIST and CMMC
• Strong troubleshooting, communication, and organizational skills

Nice to Haves

• Security+, CySA+, Microsoft Security, SC-200, SC-300, AZ-500, or similar industry certifications
• Experience with Microsoft Defender, Microsoft Sentinel, CrowdStrike, HaloPSA, or similar enterprise security platforms
• Experience supporting Azure, GCC, or GCC High environments
• Experience working within a managed services (MSP/MSSP) environment

Benefits

• Comprehensive benefits package, including generous PTO.
• Flexible hybrid work schedule.
• Opportunities for professional growth and training.
• A collaborative and innovative company culture that values teamwork and continuous improvement.