Security Specialist

Constellis; Herndon (VA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Flexible benefits package

Job summary

Constellis seeks a Security Support Specialist to monitor, analyze, and report insider threats and security risks affecting personnel, facilities, and operations. The role involves investigations, OSINT analysis, and coordination with HR, legal, and leadership to mitigate threats.

You will produce threat assessments, briefings, and situation reports; support incident response and maintain strict confidentiality.

Qualifications

• Bachelor's degree in a security, intelligence, or related field or equivalent experience.
• Active TS/SCI security clearance with polygraph or ability to obtain.
• Minimum four years in intelligence, insider threat, investigations, or security operations.
• Experience with threat monitoring platforms and investigative databases.
• Strong written and verbal communication for executive briefings.

Responsibilities

• Monitor and assess insider threats, workplace violence, and security incidents.
• Conduct intelligence-driven investigations into insider threat concerns and misconduct.
• Analyze OSINT and other sources to identify threats and risks.
• Produce threat assessments, analytical reports, and situational updates.
• Prepare written reports and briefings for leadership and stakeholders.
• Collaborate with security, HR, legal, and crisis management teams.
• Support incident response and time-sensitive security matters.
• Maintain confidentiality of sensitive information.
• Participate in on-call coverage as required.
• Other duties as assigned.

Skills

Analytical thinking

Written communication

Verbal communication

Threat assessment

Investigations

Multi-tasking

Critical thinking

Education

Bachelor's degree in Criminal Justice, Intelligence Studies, Homeland Security, Psychology, Political Science, Security Management, or a related field

Tools

Microsoft Office Suite

OSINT platforms

Job description

The Security Support Specialist supports enterprise security operations by identifying, assessing, monitoring, and reporting potential insider threats, workplace violence concerns, security risks, and other activities that may negatively impact personnel, facilities, operations, information, or organizational assets.

RESPONSIBILITIES

• Monitor, identify, and assess potential insider threats, workplace violence concerns, security incidents, and suspicious activities that may impact personnel, facilities, operations, or organizational assets.
• Conduct intelligence-driven investigations involving insider threat concerns, employee misconduct, workplace violence, unauthorized disclosures, and other sensitive security matters.
• Analyze information from internal, commercial, government, and open-source intelligence sources to identify emerging threats and security risks.
• Produce recurring intelligence products, threat assessments, analytical reports, and situational awareness updates for security stakeholders and leadership.
• Investigate and evaluate indicators of concerning behavior, policy violations, fraud, theft, sabotage, espionage, or other insider threat activities.
• Monitor criminal activity, protests, demonstrations, geopolitical developments, and other events that may present risks to personnel or operations.
• Conduct background research and investigative reviews utilizing available investigative and intelligence databases.
• Process and analyze threat-related reports, intelligence alerts, and other security information requiring assessment and response.
• Prepare written reports, briefings, risk assessments, and recommendations to support threat mitigation and security decision‑making.
• Collaborate with security, investigations, human resources, legal, compliance, executive protection, crisis management, and operational teams to address identified threats and vulnerabilities.
• Support incident response activities and provide analytical assistance during emerging security incidents.
• Respond to high‑priority intelligence requests and time‑sensitive security matters.
• Maintain confidentiality while handling sensitive, proprietary, and personally identifiable information.
• Participate in rotational on‑call coverage and provide after‑hours support as required.
• Other duties as assigned.

QUALIFICATIONS

• Bachelor's degree in Criminal Justice, Intelligence Studies, Homeland Security, Psychology, Political Science, Security Management, or a related field; equivalent experience may be considered in lieu of education.
• Active U.S. Government TS/SCI security clearance with polygraph or active TS/SCI security clearance with the ability to obtain a polygraph.
• Minimum four (4) years of experience in intelligence analysis, insider threat, investigations, security operations, law enforcement, military intelligence, corporate security, or a related field.
• Knowledge of threat monitoring platforms, investigative databases, case management systems, and intelligence analysis tools preferred.
• Experience conducting investigations, threat assessments, intelligence analysis, or risk management activities.
• Knowledge of insider threat programs, workplace violence prevention, threat assessment methodologies, and security risk management principles.
• Experience collecting, evaluating, and analyzing information from multiple sources, including Open‑Source Intelligence (OSINT) platforms.
• Strong analytical and critical thinking skills with the ability to identify patterns, trends, and threat indicators.
• Experience preparing intelligence products, investigative reports, security assessments, and executive‑level briefings.
• Excellent written and verbal communication skills with the ability to present findings to leadership and stakeholders.
• Experience supporting security operations, corporate security programs, government agencies, critical infrastructure, or similarly regulated environments preferred.
• Ability to manage multiple priorities in a fast‑paced operational environment.
• Proficiency with Microsoft Office Suite, including Word, Excel, PowerPoint, and Outlook.

BENEFITS

Constellis offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflect its commitment to creating a diverse and supportive workplace

Company Info

Constellis provides end‑to‑end risk management and comprehensive security solutions to safeguard people and infrastructure. Operating globally and based in the Washington D.C. area, our employees bring unparalleled dedication and passion for creating a safer world while upholding the highest standards of compliance, quality, and integrity. As a leading global provider of risk management, security, humanitarian, training and operational support services to government and commercial customers, Constellis' solutions include a range of services, including background investigations, social intelligence tools, advanced training, logistics and life support, UAV and K9 services, and crisis response mitigation. At Constellis, our number one priority is to secure success for our customers.

EEOC Statement

Constellis and its affiliated companies are equal opportunity employers. All applicants receive consideration without regard to race, color, sex, age, ethnicity, religion, national origin, disability, veteran status or any other characteristic prohibited by federal, state, or local law.

Who We Are

Services

Commitment to Veterans

Employer Privacy Policy

In compliance with the ADA Amendments Act (ADAAA), should you have a disability, you can request an accommodation upon hire by Constellis or one of our companies.

EEO is the Law

ADP Privacy Statement Artificial Intelligence Google Privacy Policy Google Terms of Service