Job Description

What You Will Do:

As an Intrusion Analyst Level 3 with Independent Software, you will analyze digital network activity to identify and assess potential malicious or unauthorized behavior. You will review network and system data to detect anomalies, evaluate suspicious activity, and document findings in support of mission operations.

You will help categorize network activity, document relevant tactics and behaviors, and contribute to recommended mitigation or defensive actions. This role may involve analysis of both network-based and host-based activity, depending on mission needs.

Your work will support mission teams by helping identify potential threats, improving situational awareness, and contributing to the protection of critical systems and data.

Key Responsibilities:

• Analyze network and system data to identify suspicious or potentially malicious activity
• Investigate anomalies and document findings related to potential security incidents
• Categorize observed activity as benign, suspicious, or malicious based on analytical assessment
• Document observed threat behaviors and associated tactics, techniques, and procedures (TTPs)
• Assist in identifying potential vulnerabilities and recommend mitigation or defensive measures
• Support both network-based and host-based intrusion analysis activities
• Prepare analytical reports and documentation supporting mission requirements
• Collaborate with mission teams to improve detection methods and analytical approaches
• Maintain accurate records and analytical documentation in accordance with operational procedures

Required Skills and Qualifications:

• Experience performing intrusion analysis, cyber threat analysis, or malware analysis
• Experience analyzing network traffic, system logs, or digital activity to identify potential threats
• Familiarity with intrusion detection, incident analysis, and cybersecurity monitoring practices
• Understanding of common threat tactics, techniques, and procedures (TTPs)
• Ability to analyze large datasets and identify patterns or anomalies related to security events
• Programming or scripting experience in one or more of the following languages is preferred:C
  • C#
  • C
  • C++
  • Java
  • Perl
  • Python

Education and Experience:

• Bachelor’s degree plus 8 years of relevant experience, or
• Master’s degree plus 6 years of relevant experience, or
• Doctoral degree plus 4 years of relevant experience
• An Associate’s degree plus 10 years of relevant experience may be considered for individuals with significant experience clearly related to the position.

Certifications: (one or more required)

• CISSP
• CEH
• Security+
• Network+
• GIAC GREM
• CREA Certification

Clearance Requirement:

• Must possess an active TS SCI with appropriate Polygraph to be considered for this role

Why Choose Independent Software:

At Independent Software, our people are the mission. We’ve built a company around collaboration, integrity, and innovation and we make sure our team has the tools and support to grow, succeed, and thrive.

When you join us, you will:

• Support critical national security missions that matter
• Be part of a close-knit, employee-first culture where your voice is heard
• Expand your skills through ongoing training, mentorship, and career development
• Enjoy competitive compensation, generous benefits, and work-life balance

Ready to take the next step in your career? Join us and be part of something bigger.

Apply today.

We’re an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.