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

Job Family:Cyber ConsultingTravel 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. BusinessWhat You Will Need:Bachelor’s degree in computer science, Cybersecurity, Information Technology, or related fieldActive Top Secret clearance with SCI eligibilityMinimum 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 - SpecialtyCertified 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 architecturesKnowledge 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 InsurancePersonal and Family Sick Time & Company Paid HolidaysPosition may be eligible for a discretionary variable incentive bonusParental Leave and Adoption Assistance401(k) Retirement PlanBasic Life & Supplemental LifeHealth Savings Account, Dental/Vision & Dependent Care Flexible Spending AccountsShort-Term & Long-Term DisabilityStudent Loan PayDownTuition Reimbursement, Personal Development & Learning OpportunitiesSkills Development & CertificationsEmployee Referral ProgramCorporate Sponsored Events & Community OutreachEmergency Back-Up Childcare ProgramMobility StipendAbout GuidehouseGuidehouse 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 View phone number on click.appcast.io or via email at View email address on click.appcast.io. 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 View email address on click.appcast.io. 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 View email address on click.appcast.io. 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.SummaryLocation: US - DC, WashingtonType: Full time