New Jersey Transit

4272 Senior Security Engineer

New Jersey Transit • $100K — $130K *
Quantico, VA 22134In-Person
Education, Government & Non-Profit
5 - 7 years of experience
Reposted 1 week ago
Job Overview by Ladders

Qualifications

  • 6+ years of experience as Security Analyst in corporate, government, or service environments.
  • Proficient in using and administering SIEM tools like Splunk and ELK stack.
  • Experience with security assessments, penetration testing, and vulnerability management.
  • Skilled in deploying critical security solutions, including IPS/IDS and EDR.
  • Industry certification such as CISSP, CSIM, or Security+ required.
  • Bachelor's in Computer Science, Cybersecurity, or related field, or equivalent experience.

Responsibilities

  • Develop innovative security solutions to mitigate vulnerabilities.
  • Assist with incident response across diverse technologies.
  • Provide current reports on security incidents and processes.
  • Maintain thorough documentation for security strategies.
  • Implement and configure security tools and technologies.

Benefits

  • Opportunity for continuous learning and development in advanced security technologies.
  • Collaborative work environment focused on national security initiatives.
  • Potential for career advancement in a high-stakes security landscape.
  • Access to state-of-the-art security tools and methodologies.
Full Job Description
4272 Senior Security Engineer
4272 | Top Secret

Job Description:

OVERVIEW:

We are seeking a highly skilled Senior Security Engineer to provide expertise, guidance, recommendations and document security configurations for the implementation of security tools and processes for government networks. The Senior Security Engineer shall include the installation, analysis, and troubleshooting of data/security networks and devices to include network and software system.

GENERAL DUTIES:

  • Develop technical solutions and new security tools to help mitigate security vulnerability and automate repeatable tasks;
  • Assist security personnel with responding to incidents across a wide array of technologies, mitigate and contain impacts, coordinate remediation efforts, and summarize recommendations for improvements;
  • Provide up-to-date reports on security incidents and task process; and
  • Maintain documentation to support security strategies by outlining the requirements and benefits of specific security tools and/or solutions.

REQUIRED QUALIFICATIONS:

  • At least six (6) years of experience as Security Analyst in a corporation, government, or service firm.
  • Experience using and administering SIEM and analytics solutions (Splunk, Elastic Stack (Elasticsearch, Logstash, Kibana - ELK), or similar) required.
  • Experience conducting security assessments, penetration testing and/or ethical hacking, and identifying and mitigating vulnerabilities required.
  • Ability to engineer and deploy critical security analytic services including, but not limited to, IPS/IDS, EDR, and SIEM solutions to secure the enterprise.
  • Industry security certification such as Certified Information Systems Security Professional (CISSP), Certified Information Security Manager (CSIM), Security+, or similar certification is required.
  • Bachelor of Science Degree in Computer Science, Computer Engineering, Cybersecurity or related field of study; or in lieu of education, five additional years of relevant experience.

DESIRED QUALIFICATIONS:

  • Architect and operate a hybrid SIEM stack spanning Microsoft Sentinel and Splunk Enterprise across on-prem, Azure, AWS; design ingestion pipelines (DCR/AMA, Splunk UF/HF/HEC), normalization with ASIM/CIM, and cross-workspace/cross-tenant event sharing.
  • Lead security architecture reviews and reference designs aligned to Zero Trust, NIST 800-53/207, CNSSI 1253; deliver threat models, control mappings, and security data flow diagrams for collection networks.
  • Build and maintain detections-as-code: author and version KQL/SPL analytics, watchlists, and entity behavior rules with MITRE ATT&CK coverage.
  • Administer a proactive threat-hunting program using KQL/SPL, Jupyter notebooks (MSTICPy), Sigma conversion, and purple-team ATT&CK emulations; convert hunt findings into resilient analytics and anomaly baselines.
  • Optimize telemetry governance and cost: table/namespace policies, retention tiers/archival, Splunk license & index strategy, Sentinel ingestion caps and data filters, plus egress controls for FOUO/SCI data.
  • Establish incident response operations and SLOs: unify case management (Sentinel Incidents, Splunk ES Notables), evidence handling, post-incident reviews, and executive dashboards/metrics for readiness and dwell time.
  • Provide tiered platform support and enablement: backlog grooming, rule/playbook QA, change control, analyst/admin training, and ATO/RMF continuous monitoring package updates as required.

CLEARANCE:

  • Top Secret clearance and the ability to obtain a CI clearance with a polygraph.


Job Details

City : Quantico

State : Virginia

About New Jersey Transit

New Jersey Transit Corporation, branded as NJ Transit, is a state-owned public transportation system that serves the US state of New Jersey, along with portions of New York State and Pennsylvania. It operates bus, light rail, and commuter rail services throughout the state, connecting to major commercial and employment centers both within the state and in the adjacent major cities of New York and Philadelphia. NJ Transit also provides bus service to the Port Authority Bus Terminal in Manhattan. NJ Transit is headquartered in Newark, New Jersey.
Learn more about New Jersey Transit
Size
11,900 employees
Industry
Transportation
Net Income
-$100 million
Founded
1979
5 Year Trend
-2%
Revenue
$2.4 billion
NASDAQ
* Ladders Estimates

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