Security Engineer III, SIEM Engineer (Secret Clearance)
$102.5k - $188.9kDeloitte LLP
Deloitte's Cyber Defense and Resilience offering is seeking a SIEM Engineer to support security monitoring, detection engineering, and incident analysis across complex enterprise environments. This role will focus on building and optimizing SIEM content, improving alert fidelity, and helping clients strengthen cyber defense capabilities. The ideal candidate will bring experience with at least one of the following technology areas: Splunk, Palo Alto Networks, or CrowdStrike. This is a remote role with opportunities to work across distributed teams in a fast-paced cybersecurity environment.
Work you'll do As a SIEM Engineer on the Cyber Defense and Resilience team, you will be responsible for...- Configure, maintain, and optimize SIEM content including correlation rules, alerts, dashboards, and reports
- Analyze security events and log data to identify suspicious activity, support investigations, and improve detection coverage
- Integrate and normalize log sources from endpoint, network, cloud, identity, and security platforms
- Partners with cybersecurity teams to support use case development, threat detection, incident triage, and response activities
- Document detection logic, operational procedures, and monitoring requirements to support consistent service delivery
- Ability to work independently and collaborate as part of a team
- Effective written and verbal communication skills
- Meticulous attention to detail and quality of work product
- Ability to build and sustain professional relationships
- Ability to lead projects or workstreams
- Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
- Strong interpersonal skills and professional demeanor
- Ability to meet deadlines
- Ability to provide clear guidance to others
- Bachelor's degree in computer science, Cybersecurity, Information Technology, Engineering, or a degree in related technical field
- Active Secret Clearance
- 3+ years of experience in cybersecurity, security operations, or SIEM engineering
- 3+ years of experience with at least one of the following: Splunk, Palo Alto XSIAM, or Crowdstrike NG SIEM
- 2+ years' experience in the following areas:
- Creating, tuning, and maintaining correlation searches, alerts, dashboards, and reports in a Security Information and Event Management platform
- Reviewing and analyzing logs from endpoint, network, cloud, identity, and application sources
- Security certification such as Splunk certification, Palo Alto Networks certification, or CrowdStrike certification is required
- Ability to travel up to 20%, on average, based on the work you do and the clients and industries/sectors you serve.
- Must be willing to work at client onsite or Deloitte office for up to 5 days a week
- Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future.
- 2+ years' experience:
- Supporting enterprise monitoring in a Security Operations Center
- Experience onboarding and normalizing log sources in a Security Information and Event Management platform
- Experience mapping detections to MITRE ATT&CK techniques
- Experience with cloud security monitoring in Amazon Web Services, Microsoft Azure, or Google Cloud Platform
- Hands-on experience with scripting or query languages used for detection and log analysis
- Security certification such as CompTIA Security+, or GIAC certification
$119k - $198.4k
...proactively manage to secure success. We are seeking... ...testing, social engineering, and post-exploitation... ...maintain the required clearance for this role Maintain... ...field ~ Active Top-Secret Clearance ~ Ability... ...detection engineering, SIEM, EDR, and purple team...Secret clearance$102.5k - $188.9k
...confidence, and proactively manage to secure success. Splunk plays a... ...environments. As a Splunk Engineer/Architect, you will design,... ...field ~ Active Top-Secret Clearance. ~ Ability to work onsite up... ...Information and Event Management (SIEM) concepts, security monitoring...Secret clearance$110k - $140k
Title:Information System Security Engineer (ISSE)Belong. Connect. Grow. with... ...by analyzing security logs, SIEM alerts, network traffic, and... ...Qualifications:Requires Top Secret clearance with SCIMust have a DoD 8570.1-M/8140 IAT Level III certification (SecurityX (CASP...Secret clearanceFull timeTemporary workLocal areaRelocation package$131.3k - $237.35k
SIEM EngineerLeidos has an exciting and challenging opportunity for an SIEM (Security Information and Event Management) Engineer in our Intel Sector’s Cyber & Analytics Business Area (CABA). Our... ...data solutions and data quality.Clearance Required: Must have TS/SCI with...SuggestedFull timeImmediate startFlexible hours$91k - $140k
...seeking an experienced Information Systems Security Engineer (ISSE) to support a federal customer in Washington... ...in lieu of a degree. Active Top Secret clearance with SCI eligibility and current DoD 8570.1-M IAT Level III certification (SecurityX/CASP+, CISSP, CISA...Secret clearanceLocal area$135k - $216k
...Cyber Splunk Software Engineer to join our mission focused team supporting secure, enterprise level IT environments... ...a degree.Requires Top Secret clearance with SCI eligibilityDoD... ...(IAT II/IAT III or equivalent).5+ years... ...practices.Experience with SIEM tuning, log normalization...Secret clearanceContract workShift work$130k
...intricate issues and ensuring a more secure future. The Information System Security Engineer (ISSE) serves as a dedicated,... ...telemetry and findings from SIEM, vulnerability scanning, and... ...and maintain a current DoD Top Secret clearance. ~ Must reside within a commutable...Secret clearanceContract workImmediate start$112.8k - $257k
Security EngineerThe Opportunity: We need a technical professional responsible... ...environment such as SOC, SIEM operations, or defensive cyberSecret clearance HS diploma or GED Nice If You Have... ...access to classified information;Secret clearance is required.CompensationAt...Secret clearanceFull timeContract workPart timeWork at officeLocal areaRemote work- ...Job Description Job Description CyberLinx Solutions, LLC is seeking a SIEM Engineer / Security Platform Engineer to design, implement, and maintain our Security Information and Event Management (SIEM) infrastructure and supporting security platforms. This role is...
- ...clients, we can address the customer’s mission. Senior Security Engineer Required Qualifications: AD (+10) years of relevant... ...+2) years of relevant experience Job Stipulations: Top secret Clearance with Polygraph Must have one of the following DoD...Secret clearanceFor contractors
$130k - $145k
...experienced, and highly motivated Systems Security Engineer (SSE), Journeyman, to join our team.... ...requirements (e.g., Security+ CE) Clearance: This position is subject to a government... .... This position requires an Active Secret Security Clearance. Compensation:...Secret clearanceFull timeContract workTemporary workFor contractorsWork at officeLocal area$77.6k - $176k
...solutions that transform how Security Operations Centers (SOCs)... ...threats. As a Senior Sales Engineer, you'll serve as the technical... ...cybersecurity technologies, including SIEM, SOAR, XDR, EDR, NDR, threat... ...and technical workshopsTop Secret clearance Bachelor's degree in CS,...Secret clearanceFull timeContract workPart timeWork at officeLocal areaRemote work- ...This position requires an Active Top Secret SCI with Fullscope Polygraph clearance to be considered.*ProSync... ...Possible,” please apply today!The System Engineer Analyzes user's requirements,... ...Access Control, Accountability); and Security Mechanism Technology (Passwords, cryptography...Secret clearanceContract workFlexible hours
- Description*This position requires an Active Top Secret SCI with Fullscope Polygraph clearance to be considered.*ProSync Technology Group, LLC (ProSync)... ...State of Possible,” please apply today!The Software Engineer designs, develops, tests, deploys, documents, maintains...Secret clearanceContract workFlexible hours
$110k
...intricate issues and ensuring a more secure future. AGE Solutions is... ...Cyber Cloud Assessment Engineer to join our team in support of... ...Have an active DoD Top Secret clearance with SCI eligibility DoD 8... ...IAM/IA Technical (IAT) Level III certification Familiarity...Secret clearanceFull timeImmediate start$145k - $155k
...Description Job Description Security Engineer (*Note: This position is a... ...maintain an active TS/SCI clearance with the Department of... ...monitoring posture — audit logging, SIEM integration (Microsoft... ...validated cryptography), and no secrets in source or image. Own...Flexible hours- ...Attack Submarine (SSN(X)) Program Office, and SEA 05Z - Marine Engineering Competency Domain. TEAM SUB is a combination of Program... ...or engineering discipline. Must be a U.S. citizen A secret security clearance All qualified applicants will receive...Secret clearanceWork at office
$85k
...degree in Computer Science, Computer Engineering, Electrical Engineering,... ...performance optimization. Offensive Security: Analyze potential cyber vulnerabilities... ...capabilities. Are able to obtain a Top Secret level security clearance by your start date and can ultimately...Secret clearanceTemporary workWork experience placementInternshipRelocation packageFlexible hours- ...mid-level firewall engineer position within the... ...firewall and perimeter security systems and devices.... ...(Tier II, Tier III, network infrastructure... ...NeuralStar or other similar SIEM monitoring tools.Required Clearance:US Citizenship.Ability to obtain a Top Secret Clearance.Desired...Secret clearanceContract workWork at office
- ...on space exploration, national security, cyber security, or cutting-edge engineering applications, I2X is ready to offer... ...and will require an active Top Secret clearance.Primary Responsibilities:Network... ...NetOps concepts.IAT Level III Certification (i.e. CISSP or equivalent...Secret clearanceWork experience placementLong distance
$86.9k - $198k
Cyber Operations Engineer, SeniorThe Opportunity: We are seeking a... ...translating client needs into secure, practical technical outcomes... ..., authorization, encryption, secrets management, and loggingSecret... ...classified information;Secret clearance is required. Skills...Secret clearanceFull timeContract workPart timeWork at officeLocal areaRemote work$135.7k - $251.9k
...Clearance Prior to Start: TS/SCI w/Poly SPFinal Clearance: TS/SCI w/Poly SPPay Transparency: $135,... ...cutting edge technologies. The DevOps Engineer will be responsible for:- Developing... ...related Masters degree.- An active Top Secret clearance with polygraph with CI poly...Secret clearanceFull timeTemporary workWork experience placementCasual workWork from homeFlexible hours$135.7k - $251.9k
...Start: TS/SCI w/Poly SPFinal Clearance: TS/SCI w/Poly SPPay Transparency... ...with other senior engineers for the development of advanced... ...solutions. Develops and automates secure systems to support cyber offensive... ...Qualifications• Active Top-Secret clearance with polygraph•...Secret clearanceFull timeTemporary workWork experience placementCasual workFlexible hours$149k - $177k
...Description Job Description ACTIVE SECURITY CLEARANCE AT THE TS/SCI POLYGRAPH LEVEL IS REQUIRED... ...immediate need for a Senior Systems Engineer (Level 3) to serve as a principal technical... ..., and forensic data collection. SIEM SOAR Integration: Experience integrating...Hourly payContract workWork experience placementImmediate startFlexible hours- ...Company Overview Arrow Security & Training LLC (AST) is a privately... ...is currently seeking CAT III Swahili linguist /... ...such as medicine, scientific, engineering, legal, etc. and identify and... ...at minimum an ACTIVE TOP SECRET security clearance with ability to obtain an SCI...Secret clearanceContract workWork at officeWorldwide
- ...Information Systems Security Engineer (ISSE) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship... ...Security Information and Event Management (SIEM) tools Proficiency in security automation...Temporary workFor contractorsImmediate startFlexible hours
- ...Information Systems Security Engineer (ISSE) Base-2 Solutions is seeking a highly skilled... ...including Firewalls, IDS/IPS, SIEMs, VPNs, PKI, Multi-Factor Authentication... ...equivalent Required Security Clearance ~ Active Top Secret/SCI with Full Scope Polygraph...
$135k - $150k
...with technology and systems engineered to connect, protect, and prepare... ...(CPTs).Experience using SIEMs, intrusion detection systems,... ...environment setup.Special Requirements/Security ClearancePlease note that... ...status and a TS/SCI security clearance with the ability to pass a CI...Full timeContract workTemporary workWork experience placementWorldwide- ...NOTE – Our positions require a Top Secret clearance , as well as the favorable completion... ...you'll get to work on a team of TEMPEST engineers and SMEs helping perform TEMPEST testing... ...engineering recommendations to help ensure the security of our nation's systems . You'll learn...Secret clearanceVisa sponsorshipWork visa
$131.3k - $237.35k
...arsenal. Our team of hackers and engineers have experience spanning... ...Description: We are looking for a Security Engineer to own the security... ...Detection engineering or SIEM experience Experience... ...Non-human/agent identity and secrets management — short-lived...Local areaImmediate startRemote work
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