Sr. Cyber Security Engineer

GuidehouseWashington, DC
$92,000 - $153,000Onsite

About The Position

Design, implement, and maintain secure infrastructure, systems, and solutions to support enterprise cybersecurity operations. Monitor security alerts and events, perform initial triage and analysis, and escalate incidents as needed. Investigate potential security incidents using SIEM, endpoint, network, and other security tools to determine scope, impact, and remediation steps. Support incident response activities, including containment, eradication, recovery, and post-incident documentation. Develop, tune, and improve security detections, rules, playbooks, and operational procedures to enhance SOC effectiveness. Collaborate with internal teams to identify vulnerabilities, strengthen controls, and protect systems, applications, and data. Document findings, actions taken, and incident details clearly and accurately in accordance with procedures and reporting requirements. Stay current on emerging threats, vulnerabilities, attacker tactics, techniques, and procedures (TTPs), and apply that knowledge to defensive operations.

Requirements

  • Minimum of 6+ years of overall work experience, preferably in cybersecurity, information technology, or a related technical support or engineering role.
  • Bachelors degree from an accredited university.
  • Strong understanding of security operations, incident response, and common cyber threats.
  • Experience with SIEM tools, log analysis, and endpoint or network security concepts.
  • Strong analytical and problem-solving skills with the ability to prioritize and respond to alerts in a fast-paced environment.
  • Excellent written and verbal communication skills with strong attention to detail and documentation accuracy.
  • Ability to work collaboratively with cross-functional teams and follow established procedures.
  • Must be able to work full time and support SOC operations as needed.
  • US Citizenship required.
  • Must be able to OBTAIN and MAINTAIN a PUBLIC TRUST; candidates must obtain approved adjudication of their PUBLIC TRUST prior to onboarding with Guidehouse.
  • Candidates with an ACTIVE PUBLIC TRUST or SUITABILITY are preferred.

Nice To Haves

  • Experience with tools such as Splunk, QRadar, Microsoft Sentinel, or similar SIEM platforms.
  • Security certifications such as Security+, CySA+, GSEC, or equivalent.
  • Exposure to incident response, threat hunting, vulnerability management, or malware analysis.
  • Basic scripting or automation skills (Python, PowerShell, or similar).
  • Prior experience leading SOC shifts or mentoring junior analysts.

Responsibilities

  • Design, implement, and maintain secure infrastructure, systems, and solutions to support enterprise cybersecurity operations.
  • Monitor security alerts and events, perform initial triage and analysis, and escalate incidents as needed.
  • Investigate potential security incidents using SIEM, endpoint, network, and other security tools to determine scope, impact, and remediation steps.
  • Support incident response activities, including containment, eradication, recovery, and post-incident documentation.
  • Develop, tune, and improve security detections, rules, playbooks, and operational procedures to enhance SOC effectiveness.
  • Collaborate with internal teams to identify vulnerabilities, strengthen controls, and protect systems, applications, and data.
  • Document findings, actions taken, and incident details clearly and accurately in accordance with procedures and reporting requirements.
  • Stay current on emerging threats, vulnerabilities, attacker tactics, techniques, and procedures (TTPs), and apply that knowledge to defensive operations.

Benefits

  • Medical, Rx, Dental & Vision Insurance
  • Personal and Family Sick Time & Company Paid Holidays
  • Parental Leave
  • 401(k) Retirement Plan
  • Group Term Life and Travel Assistance
  • Voluntary Life and AD&D Insurance
  • Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts
  • Transit and Parking Commuter Benefits
  • Short-Term & Long-Term Disability
  • Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities
  • Employee Referral Program
  • Corporate Sponsored Events & Community Outreach
  • Care.com annual membership
  • Employee Assistance Program
  • Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.)
  • Position may be eligible for a discretionary variable incentive bonus
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