Information Security Specialist

INFORMATION SECURITY SPECIALIST

General Overview

Delta Information Systems, Inc. is seeking a highly skilled Information Security Specialist to protect and secure critical systems, data, and intellectual property in a fast-paced Aerospace & Defense environment.

This role is responsible for implementing and managing security controls, ensuring compliance with strict regulatory requirements, and defending against advanced cyber threats. The ideal candidate will bring deep technical knowledge, strong problem-solving skills, and the ability to work across teams to maintain the confidentiality, integrity, and availability of sensitive information that supports our national security mission.

This is a fully onsite position located inHorsham, PA (preferably), but other locations may be possible.

Key Responsibilities

• Implement, monitor, and maintain security tools, including firewalls, intrusion detection/prevention systems, endpoint protection, and SIEM platforms.
• Perform continuous monitoring, vulnerability assessments, penetration testing, and risk analysis of systems and networks.
• Ensure compliance with DoD, NIST 800-171, CMMC, ITAR, DFARS, and other regulatory frameworks.
• Champion the company’s certification to CMMC Level 2.
• Develop, document, and enforce cybersecurity policies, procedures, and incident response plans.
• Support Government and customer security audits, preparing evidence and remediation plans as required.
• Investigate and respond to cybersecurity incidents, performing root-cause analysis and recommending corrective actions.
• Collaborate with IT, Engineering, Program Management, and Security teams to embed cybersecurity best practices into operations and product development.
• Provide cybersecurity awareness training to employees with a focus on handling sensitive defense-related data.
• Stay current on emerging cyber threats, nation-state tactics, and evolving compliance regulations impacting aerospace and defense.

Qualifications

Required:

• Bachelor’s degree in Information Security, Computer Science, or related field (or equivalent experience).
• 5 years of experience in information security, IT security operations, or cybersecurity.
• Strong knowledge of NIST 800-171, CMMC, and DFARS cybersecurity requirements.
• Experience developing, implementing and achieving CMMC compliance.
• Experience supporting DoD or government contracts with cybersecurity compliance needs.
• Hands-on experience with security infrastructure: SIEM, IDS/IPS, endpoint security, and network monitoring tools.
• Strong understanding of Windows, Linux, and cloud environments (Microsoft Office 365, Deltek Costpoint).
• Excellent analytical, documentation, and communication skills.
• U.S. Citizenship (required due to defense industry regulations).

Preferred:

• Active security clearance (Secret or higher), or ability to obtain one.
• Relevant certifications: CISSP, CISM, Security , CEH, or GIAC.
• Experience with RMF (Risk Management Framework) and STIG compliance.
• Familiarity with secure software development, DevSecOps practices, or classified system security.

Compensation

• Competitive salary
• Outstanding benefits package
• 100% Paid Coverage for Medical, Dental, and Vision
• 401(k) Employer Match
• Employee Stock Ownership Program (company funded)
• Life Insurance (company funded)
• Short-Term Disability (company funded)
• Long-Term Disability (company funded)
• Vacation & Sick
• Holidays: 11 days
• HealthCare FSA
• Dependent Care FSA

What We Offer

• Opportunities for training, certifications, and career growth.
• A mission-driven culture where your work contributes to national security.
• Exposure to advanced technologies and programs critical to the aerospace and defense sector.

About Delta Information Systems, Inc.

Delta Information Systems (DIS) is an industry-leading supplier of high-quality aerospace telemetry products for Flight Test, Missile Test, Range Safety, Launch Support and Satellite Command and Control applications. Their products address the complete telemetry chain from Data Acquisition, Storage, Transport and Distribution to Telemetry Processing and Display. DIS customers include all DoD entities, all Major Primes, Integrators, Gov Labs, Aircraft & Missile Manufacturers, & Launch Facilities.

In addition, Delta Information Systems (DIS) designs and develops sophisticated electronic equipment that is specifically designed to reliably operate in harsh environments. They deliver critical video communications capability for manned and unmanned Intelligence, Surveillance and Reconnaissance (ISR) programs.