Senior Security Engineer, DSPM

Constellis; Virginia (MN); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

Competitive compensation

Flexible benefits package

Equal Opportunity Employer

Job summary

Constellis is seeking a Sr. Security Engineer to lead data protection, classification, and insider threat initiatives. You will secure enterprise data, support DLP and eDiscovery, and investigate potential leakage of sensitive information.

You will design classification frameworks, manage DLP across endpoints and cloud, and collaborate with Legal, HR, and Compliance to ensure compliant handling of data while maintaining robust governance and incident response capabilities.

Qualifications

• 5+ years of experience in data security, DLP, or insider threat investigations.
• Bachelor's degree preferred; equivalent experience considered.
• Hands-on with Purview, eDiscovery, and classification tools.
• Experience with SIEM, UEBA, and forensic investigation tools.
• Strong analytical, written, and verbal communication.

Responsibilities

• Design and implement data classification frameworks meeting regulatory requirements (e.g., CMMC, CUI, DFAR, GDPR, ITAR).
• Manage DLP policies across endpoints, on-premises, cloud, and email.
• Support eDiscovery workflows including legal holds and audit trails.
• Conduct insider threat investigations using analytics and logs.
• Collaborate with Legal, HR, and Compliance for lawful data handling.
• Maintain and enhance data protection and governance platforms.
• Document security controls, workflows, and incident response playbooks.
• Monitor regulatory developments and update controls for compliance.
• Investigate internal threats across the network and identify vulnerabilities.
• Assist in audits and compliance efforts.
• Participate in red/blue/purple team exercises and report results.
• Engage cross-functionally to align security goals with business objectives.

Skills

Analytical skills

Communication skills

Documentation skills

Education

Bachelor's degree preferred

Tools

Microsoft Purview

eDiscovery

Classification tools

SIEM

UEBA

Forensic investigation tools

Job description

POSITION SUMMARY

Constellis is seeking a skilled Sr. Security Engineer to lead initiatives in data protection, classification, and insider threat detection. This role will focus on securing enterprise data through advanced controls, supporting eDiscovery and DLP operations, and investigating potential misuse or leakage of sensitive information.

RESPONSIBILITIES

• Design and implement data classification frameworks aligned with regulatory and contractual requirements (e.g., CMMC, CUI, DFAR, GDPR, ITAR).
• Manage and optimize Data Loss Prevention (DLP) policies across endpoints, on-premises, cloud services, and email platforms.
• Support eDiscovery workflows, including review set management, legal hold coordination, and audit trail integrity.
• Conduct insider threat investigations using behavioral analytics, audit logs, and forensic tools.
• Collaborate with Legal, HR, and Compliance teams to ensure ethical and lawful handling of sensitive data.
• Maintain and enhance data protection and data governance platforms.
• Develop and document security controls, workflows, and incident response playbooks related to data misuse.
• Monitor regulatory developments and update controls to maintain compliance.
• Actively search all areas of the internal network for hidden threats and vulnerabilities
• Support audits and compliance efforts
• Participate in red/blue/purple team exercises as needed to analyze threat scenarios and assess internal defenses and document results.
• Engage positively across multiple teams to establish clarity, vision, and mutual trust in order to achieve business goals
• Adheres to industry-specific local, state, and federal regulations, as applicable
• Other duties as assignedOther duties as assigned

QUALIFICATIONS

• Bachelor's degree preferred. Five additional years of related experience beyond the minimum may be substituted in lieu of a degree.
• 5+ years of experience in data security, DLP, or insider threat investigations.
• Hands-on experience with tools like Microsoft Purview, eDiscovery, and classification tools.
• Experience with SIEM, UEBA, and forensic investigation tools.
• Excellent analytical, communication, and documentation skills.
• S. Citizen.
• Ability to obtain and maintain at least a Top Secret clearance.

BENEFITS

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

Equal Opportunity Employer

Race/Color/Sex/Sexual Orientation/Gender Identity/Disability/Vet