Zero Trust Security Engineer - Senior

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The Government Publishing Office (GPO) SecDevOps program provides advanced security, development, and operations support to safeguard federal information systems and infrastructure. This initiative integrates cybersecurity best practices with agile development and IT operations to ensure continuous security, compliance, and resilience across GPO’s enterprise IT services. The mission is to protect and enable GPO’s digital transformation by delivering secure, scalable, and reliable IT services in alignment with federal cybersecurity mandates and operational excellence standards.

DecisionPoint Corporation is seeking a Zero Trust Security Engineer - Senior to help lead the implementation and operational integration of Zero Trust Architecture (ZTA) across GPO enterprise systems. This role is responsible for managing Microsoft Sentinel integration, optimizing SIEM log ingestion workflows, and administering advanced detection and response capabilities. Reporting to the ZTA SME, this role ensures timely implementation of Sentinel rule sets, threat intelligence sharing, and continuous feedback loops to maintain a proactive and adaptive cybersecurity defense aligned with Zero Trust principles.

Location Remote - candidates located in the Washington, DC metropolitan area (DMV) are highly preferred.

Clearance Requirement Must be able to obtain and maintain a Public Trust clearance.

Note By applying to this position, you acknowledge and consent to having your resume included in an active competitive government contract bid.

Zero Trust Security Engineer - Senior will

• Configure and maintain Microsoft Sentinel environments across GPO systems.
• Implement and continuously improve correlation rules, analytic rules, and hunting queries.
• Support continuous deployment pipelines for updated detection logic and baselines.
• Oversee ingestion, normalization, and parsing of security log data from diverse data sources.
• Ensure compatibility with CEF, Syslog, and other common log formats.
• Monitor and troubleshoot ingestion performance and scalability issues across on-premise and cloud systems.
• Distribute actionable threat intelligence to security teams and mission stakeholders.
• Integrate threat intel feeds into Sentinel and support adaptive tuning of detection content based on real-time insights.
• Recommend hardening strategies and lessons-learned improvements across the enterprise.
• Minimum Experience 8 years of experience in cybersecurity operations, SIEM engineering, or log management.
• Minimum Education Bachelor’s degree in Computer Science, Information Systems, other related disciplines (or equivalent experience)
• Technical Knowledge Hands-on expertise with Microsoft Sentinel, KQL, Azure Log Analytics, and data connectors. Strong understanding of threat intelligence frameworks and cyber kill chains.
• Federal experience (preferred)
• Certifications Microsoft Certified Security Operations Analyst Associate (SC-200), GIAC Security Operations Certified (GSOC), CompTIA CySA+, or CISSP (Certified Information Systems Security Professional).
• EEO and Affirmative Action Policy DecisionPoint Corporation is an Equal Employment Opportunity and Affirmative Action employer. It is the policy of DecisionPoint Corporation to provide equal employment opportunity in accordance with all applicable Equal Employment Opportunity / Affirmative Action laws, directives and regulations to all employees and qualified applicants without regard to race, ethnicity, color, religion, national origin, sex, age, disability status, pregnancy, sexual orientation, gender identity, genetic information, protected veteran status, or any other protected status under Federal, State or Local laws.
• Pay Transparency Policy In accordance with Presidential Executive Order 13665, DecisionPoint Corporation will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
• Authorization to Share Resume and Personal Information By expressing your interest and submitting your resume for this position, you authorize DecisionPoint Corporation to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should DecisionPoint Corporation. or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.

Seniority level

Seniority level

Mid-Senior level

Employment type

Employment type

Full-time

Job function

Job function

Information Technology

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