Senior SIEM Engineer
$130k - $145kECS Federal
Job DescriptionEverforth ECS is seeking a Senior SIEM Engineerto work in our Washington, DCoffice. Please Note: This position is contingent upon contract award. We are seeking a cleared Senior SIEM Engineer to support security monitoring, detection engineering, log management, alerting, reporting, and incident response capabilities for classified and sensitive law enforcement, national security, and criminal justice environments within the National Security Business Unit. The Senior SIEM Engineer will serve as a technical lead for SIEM operations, log onboarding, detection content development, dashboarding, alert tuning, incident triage, continuous monitoring, compliance reporting, and security analytics modernization. The Senior SIEM Engineer will support security monitoring, detection engineering, log management, alerting, reporting, and incident response capabilities for classified and sensitive environments serving law enforcement, national security, and criminal justice missions. This role focuses on improving visibility, analytics, and operational security across enterprise systems, applications, endpoints, networks, and security tools.The Senior SIEM Engineer will also contribute to National Security Business Unit growth by identifying opportunities to improve threat visibility, expand log coverage, automate security workflows, enhance insider threat support, improve compliance reporting, and develop new cybersecurity analytics capabilities.ResponsibilitiesConfigure, operate, tune, and maintain SIEM and security analytics platforms.Onboard log sources, troubleshoot data ingestion, and improve log coverage across systems, applications, networks, and endpoints.Develop correlation rules, alerts, dashboards, reports, and detection content.Support incident triage, investigation, security monitoring, compliance reporting, and continuous monitoring.Tune detections, reduce false positives, and improve alert quality.Coordinate with cybersecurity, infrastructure, application, network, and operations teams.Support insider threat, audit, vulnerability, and enterprise security initiatives.Mentor cybersecurity analysts, system administrators, ISSOs, incident responders, and infrastructure teams.Develop reusable playbooks, detection documentation, reporting templates, and knowledge-transfer materials.Identify opportunities for automation, expanded analytics, improved visibility, and new cybersecurity services.Salary Range: $130,000 - $145,000General Description of BenefitsJob RequirementsActive Top Secret clearance with SCI eligibility; TS/SCI preferred.6+ years of SIEM engineering, cybersecurity engineering, SOC support, detection engineering, or security monitoring experience.Experience with SIEM tools such as Splunk, Elastic, QRadar, or equivalent platforms.Knowledge of log ingestion, correlation rules, dashboards, alerting, incident response, vulnerability management, and compliance reporting.Ability to troubleshoot data ingestion and coordinate across technical teams.Strong documentation, analytical, and communication skills.Job DetailsJob Type: Full-timeCategory: CybersecuritySalaried: Salaried
$113k - $188k
...Required:Active Top Secret SCI (TS/SCI)As a Senior Consultant in Guidehouse’s cyber practice... ..., and continuous improvement of SIEM capabilities for a federal law enforcement... ...environment. You’ll combine hands on SIEM engineering with client facing consulting: translating...SeniorFull timeFlexible hours$148.5k - $223.9k
...of AI, and you are the future of Salesforce.Overview:As a Senior Threat Detection Engineer, you will take on complete ownership of a technical area,... ...technologies, including Security Information and Event Management (SIEM) systems for centralized log analysis and alerting,...SeniorFull time- ...CONTRACT AWARD** Overview: Job Title: Cybersecurity Engineer – Senior Location : Washington, DC (Due to the nature of the... ...best practices. Configure and manage security tools (e.g., SIEM, IDS/IPS, endpoint protection). Collaborate with engineering...SeniorFull timeContract work
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$155k - $180k
...Dark Wolf is seeking a Senior Cybersecurity Engineer to join a collaborative team to develop, manage, and maintain the security posture of cloud-based information systems with a focus on SIEM validation, continuous exposure management, and continuous Authorization to...SeniorFull timeFor contractors- ...Bering-Alaka`ina Holdings, LLC is looking for a Senior Cybersecurity Engineer to support our government customer located in Arlington, Virginia... ...management Security information and event management (SIEM, e.g. audit log review and analysis) Vulnerability scanning...SeniorFull time
$131.3k - $237.35k
...mission-critical systems that keep our nation secure. Ready to engineer solutions that matter? The Digital Sector at Leidos is seeking... ..., and key management systems. Monitor cloud environments using SIEM, CSPM, CWPP, and other security tools. Collaborate with...SeniorFull time$145k - $170k
DescriptionAs a Senior Cybersecurity Operations Engineer, you lead the charge in safeguarding our organization's digital assets. You design, implement, and... ...direct experience with security platforms such as SIEM, EDR, and NDR, as well as enterprise-level continuous monitoring...SeniorTemporary workWork at officeLocal areaFlexible hours$100k - $125k
...Senior Cybersecurity Engineer Join Aprio's Information Technology team and you will help clients maximize their opportunities. Aprio is a progressive... ..., OPA). Security tooling integration experience (SIEM, EDR, vulnerability scanning, IAM, secrets management)....SeniorPermanent employmentFull timeRemote workFlexible hours$160k - $200k
...informed. About the JobWe are looking to add a talented Senior Cyber Threat Operations Engineer to become a key player in our vibrant team dedicated to... ...practices.Expertise in using security tools such as DLP, UEBA, SIEM, IDS/IPS, and endpoint protection solutions.Ability to...SeniorPermanent employmentFull timeWork at officeLocal areaRemote workWorldwide$158k - $197.5k
...and the communities in which we practice. About the RoleThe Senior AI Defense Engineer is a technical leader responsible for securing AI in a... ...incorporated into the existing and future security stacks (SIEM, SOAR, EDR, WAF, API gateways, identity platforms). Incident...SeniorWork experience placementShift work- Job Role: Senior Reverse EngineerRequired Skills: - Strong experience in software and/or hardware reverse engineering- Expert-level understanding of software and/or hardware vulnerabilities and practical exploitation techniques- Experience developing in an assembly language...Senior
- GTSC seeks Cybersecurity Engineer – Zero Trust / RMF / SIEM \\\ for mid -August 2026 start. Commitment to start must be by 30 June in order to complete background checks required for this position. \ \\ \ Location \ : This is a local remote position in the metropolitan...Full timeTemporary workLocal areaRemote workFlexible hours
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- Arlington, VirginiaHybridDirect Hire$180k - $260kA leading embedded security firm is hiring a Reverse Engineer to join their team supporting advanced research and real-world exploitation across embedded hardware and firmware. This is a full time, hybrid role in the DC...SeniorFull time
$146k - $234k
ResponsibilitiesPeraton is delivering advanced mission planning, digital engineering, and command‑and‑control capabilities supporting the U.S.... ...requirements across a complex, multi‑system environment.As a Senior Requirements Engineer, you will collaborate closely with...SeniorContract workShift work- ...and grow professionally? We can help! We are seeking a Senior Cybersecurity Operations Engineer to provide on-demand Cybersecurity and IT services to support... .... Configure and operate cybersecurity tools (SIEM,Syslog, NDR, EDR, firewalls, M365 security, Defender for...SeniorFull timePart time
$180k - $200k
Job DescriptionEverforth ECS is seeking a Senior Zscaler Engineer to work in our Washington, DC officeCybersecurity professional responsible for designing, deploying, and managing cloud-based network security solutions, specifically focusing on Secure Access Service Edge...Senior$113.2k - $237.8k
Job Title: Senior Endpoint EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: NoneEmployee... ...: None* * *The Opportunity:CACI is seeking a Senior Endpoint Engineer to join our team on a contract supporting the Department of...SeniorContract workTemporary workWork experience placementFlexible hours- ...positioning us as one of a handful of elite companies to receive the highest form of third-party validation. is searching for a Senior Circuit Engineer to lead the design, implementation, and maintenance of complex circuit layouts that support a large DoD IT infrastructure...SeniorFull timeContract workLocal area
$131k - $145k
...is looking for an Apple/macOS Subject Matter Expert (Computer Engineering, Senior Associate). The Apple/macOS SME provides advanced engineering... ...macOS Unified Logs, endpoint agents, and log forwarding to SIEM/EDR platforms.Ensure telemetry health, audit coverage, and reliable...SeniorFull timeContract workRemote work- DescriptionThe Senior Information Security Engineer supports the InfoSec mission of securing the patient experience. This position applies existing experience in engineering of information security applications, networks, and systems to ensure compliance with Children'...SeniorWork experience placement
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$94.94k - $185.62k
...is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.We are... ...preparation of client-ready documents and designs and provide senior-level review for technical content and quality.Effectively manage...SeniorFull timePart time$155.6k - $306.8k
Position Summary At Deloitte, Forward Deployed Engineers (FDE) don’t just build AI solutions, they help clients turn AI ambition... ...Recruiting for this role ends on 10/30/2026.Work you’ll doAs a Senior Palantir FDE, you will work side by side with senior functional...SeniorLocal area$86.8k - $198k
PKI Engineer, SeniorThe Opportunity: You know that the user is the last frontier for cybersecurity. It’s where the perimeter is drawn, and securing identities is pivotal in the fight against cybercriminals. As a PKI specialist, you have the skills and experience to keep...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$135k - $216k
ResponsibilitiesPeraton is currently hiring a Senior Malware Reverse Engineer for its' Federal Strategic Cyber programs. Location: Arlington, VA (Hybrid - On-site/Remote: 50/50). Local candidates able to work in a hybrid environment required.Overview: The Federal Strategic...SeniorContract workCurrently hiringLocal areaRemote workShift work$130k - $215k
...enterprise services, as well as world-class manufacturing and support capabilities.Job Summary We are looking for a Senior Principal Systems Engineer for our Naval Electronics systems engineering group. In this position you will provide technical leadership for engineering...SeniorFull timeContract workWork experience placementLocal areaFlexible hours
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