Guidehouse

Security Information and Event Management (SIEM) Engineer – Senior Consultant

District of Columbia, USA (On-site)

Job Family Cyber Consulting Travel Required Up to 10% Clearance Required Active Top Secret SCI (TS/SCI) As a Senior Consultant in Guidehouse’s cyber practice, you will lead the design, implementation, and continuous improvement of SIEM capabilities for a federal law enforcement agency’s classified environment. You’ll combine hands on SIEM engineering with client facing consulting: translating mission risk into actionable detections, mentoring junior engineers/analysts, and advising stakeholders on monitoring strategy, metrics, and governance. This blend reflects Guidehouse’s model where senior consultants drive client outcomes, contribute to business development, and support people development across the engagement. What You Will Do You will design, implement, and support security information and event management (SIEM) capabilities for a federal law enforcement agency’s classified data processing systems directorate. You will monitor, analyze, and correlate security events across classified environments to identify potential threats, vulnerabilities, and anomalous activity. Working closely with cybersecurity, network, and systems teams, you will configure log ingestion, develop detection use cases, tune alerts, and support incident response and forensic investigations. You will also support system authorization and continuous monitoring activities, maintain SIEM documentation, and ensure security monitoring solutions align with federal standards and mission requirements. Responsibilities Include, But Are Not Limited To Lead SIEM strategy workshops, roadmap development, and stakeholder presentations. Architect log ingestion pipelines, develop correlation rules, dashboards, and KPIs. Align monitoring to NIST SP 800-53 and ISCM requirements. Extend SIEM coverage to AWS/Azure/GCP. Integrate SIEM with SOAR and automate enrichment. Establish content lifecycle governance and mentor junior staff. Business What You Will Need Bachelor’s degree in computer science, Cybersecurity, Information Technology, or related field Active Top Secret clearance with SCI eligibility Minimum of SEVEN (7) years in security engineering with FOUR (4) in SIEM; expertise in Splunk/Elastic/Sentinel; One or more of the following certifications: Security+ (or equivalent DoD 8570 IAT Level II) AWS Certified Security - Specialty Certified Cloud Security Professional (CCSP) Certified Information Systems Security Professional (CISSP) What Would Be Nice To Have Master's degree in Computer Science, Cybersecurity, Information Technology, or related field (or equivalent experience) Experience in federal government or diplomatic environment at the department level or experience supporting classified environments within federal law enforcement or Intelligence Community organizations Experience integrating SIEM with IDS, firewalls, and endpoint security tools Experience with SIEM in hybrid/zero-trust architectures Knowledge of NIST cybersecurity frameworks (800-53, 800-171, 800-190) Additional cloud security certifications (AWS, Azure, GCP) The annual salary range for this position is $113,000.00-$188,000.00. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs. What We Offer Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace. Benefits Include Medical, Rx, Dental & Vision Insurance Personal and Family Sick Time & Company Paid Holidays Position may be eligible for a discretionary variable incentive bonus Parental Leave and Adoption Assistance 401(k) Retirement Plan Basic Life & Supplemental Life Health Savings Account, Dental/Vision & Dependent Care Flexible Spending Accounts Short-Term & Long-Term Disability Student Loan PayDown Tuition Reimbursement, Personal Development & Learning Opportunities Skills Development & Certifications Employee Referral Program Corporate Sponsored Events & Community Outreach Emergency Back-Up Childcare Program Mobility Stipend About Guidehouse Guidehouse is an Equal Opportunity Employer–Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation. Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco. If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at RecruitingAccommodation@guidehouse.com. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation. All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or guidehouse@myworkday.com. Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process. If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse’s Ethics Hotline. If you want to check the validity of correspondence you have received, please contact recruiting@guidehouse.com. Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant’s dealings with unauthorized third parties. Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.