Cyber Security Analyst

ManTech seeks a motivated, career and customer-oriented Cyber Security Analyst to join our team in Herndon, VA.

The Cyber Security Analyst will be in support of a high priority mission at one of our National Intelligence Customers . The ideal candidate will possess experience in monitoring, analyzing, and securing federal information systems while ensuring compliance with government cybersecurity frameworks such as NIST 800-53 and RMF. This role plays a vital part in detecting threats, supporting audits, and enabling continuous monitoring efforts across complex environments.

Responsibilities include but are not limited to:

• Monitor, investigate, and respond to cybersecurity events and alerts across enterprise systems.

• Conduct security assessments, vulnerability scans, and assist with remediation planning.

• Support compliance efforts for RMF and NIST 800-53.

• Prepare and maintain documentation for system security plans (SSPs), POA&Ms, and other A&A artifacts.

• Assist with the implementation and maintenance of security tools (SIEM, vulnerability scanners, endpoint protection).

• Analyze threat intelligence feeds and identify indicators of compromise (IOCs) relevant to federal systems.

• Participate in incident response, log analysis, and forensic investigations when required.

• Collaborate with system owners, ISSEs, ISSEMs, ISSOs, and engineers to ensure security controls are effectively implemented.

• Stay current on evolving cyber threats, federal mandates, and best practices in cybersecurity.

Minimum Qualifications:

• Bachelors degree in Cybersecurity, Information Technology, or related field or High School Diploma and an additional 4+ years of expeirence in a related field.

• 4+ years of experience in cybersecurity, security operations, or risk management.

• Familiarity with federal cybersecurity frameworks (e.g., RMF, NIST 800-53, FISMA).

• Cloud security experience with AWS, Azure, GCP or Oracle Cloud.

• Experience supporting Intelligence Community customers.

Preferred Qualifications:

• DoD 8570-compliant certification (e.g., Security+, CYSA+, CEH, or CISSP).

• Experience with security tools such as Splunk, Tenable Nessus, CrowdStrike, or Wireshark.

• Familiarity with SCAP tools, STIGs, or automated compliance reporting.

• Knowledge of incident response and digital forensics processes.

Clearance Requirements:

• Must have an TS/SCI with Polygraph required.

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time.

• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.