Linux Network Security Engineer

Linux Network Security Engineer

The Opportunity:

Architect, deploy, and configure Arkime clusters, capture nodes, viewer nodes, and storage subsystems. Design packet capture strategies aligned to network topology, mission requirements, and Zero Trust monitoring needs. Develop and automate deployment workflows using scripts, orchestration tools, and configuration management. Integrate Arkime with SIEM, SOAR, EDR, and threat intel platforms to enrich detection and investigation workflows. Conduct regular tuning of parsers, views, tags, and sessions to support detection engineering and threat hunting. Perform version upgrades, patching, configuration changes, data lifecycle management, and log retention optimization. Align Arkime data capture with Zero Trust Architecture (ZTA) telemetry requirements. Support the development of visibility baselines, identity-aware policies, and segmentation enforcement strategies. Work with network engineering, cloud engineering, and security operations to ensure end-to-end telemetry coverage. Develop dashboards, queries, workflows, and documentation for SOC, detection engineers, and incident responders. Provide training, playbooks, and technical expertise to internal engineering and operations teams.

You Have:

• 5+ years of experience in cybersecurity engineering, Linux system administration, network security, or SOC tooling
• Experience supporting regulated or high-security environments
• Experience with a scripting language such as PowerShell, Bash, Python, or Ansible
• Experience integrating packet capture tools with SIEMs, SOAR tools, and investigation platforms
• Knowledge of core network protocols
• Active TS/SCI clearance; willingness to take a polygraph exam
• Associate’s degree and 5+ years of experience supporting IT projects and activities, Bachelor’s degree and 3+ years of experience supporting IT projects and activities, or Master’s degree and 1+ year of experience supporting IT projects and activities
• DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification
• Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date

Nice If You Have:

• Experience implementing and maintaining Arkime or Moloch in production environments
• Experience with cloud networking and traffic inspection in AWS, Azure, or GCP
• Experience with Elastic Stack or similar search and index pipelines
• Experience supporting regulated or high-security environments such as FedRAMP, DoD, IC, or PCI
• Ability to translate technical findings into clear operational guidance
• Ability to lead discussions with engineers, analysts, architects, and leadership
• Possession of strong analytical and problem-solving skills

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is required.

Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $77,600.00 to $176,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen’s total compensation package for employees. This posting will close within 90 days from the Posting Date.

Identity Statement

As part of the application process, you are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

Work Model
Our people-first culture prioritizes the benefits of flexibility and collaboration, whether that happens in person or remotely.

• If this position is listed as remote or hybrid, you’ll periodically work from a Booz Allen or client site facility.
• If this position is listed as onsite, you’ll work with colleagues and clients in person, as needed for the specific role.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.