SIEM / Cybersecurity Engineer

Command Post Technologies, Inc.; Arlington (VA); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

Great health benefits (contact us for)

401k with matching

Employee Stock Ownership Plan (ESOP)

Tuition reimbursement

Flexible hours

Work/Life balance

Parental Leave

Job summary

Command Post Technologies, Inc. is seeking experienced SIEM and Cybersecurity Engineers to support DARPA opportunities in Arlington, VA. This onsite role focuses on SIEM log collection, correlation, detection tuning, and incident support across enterprise systems.

You will work with attackers to strengthen monitoring capabilities, aligning with DoD baselines and security requirements while coordinating with CND analysts and network teams.

Qualifications

• Final DoD Secret clearance required.
• 5+ years in cybersecurity engineering or SIEM administration.
• Experience administering, configuring, or engineering SIEM and enterprise monitoring solutions.
• Experience collecting, parsing, analyzing, and correlating log data from multiple sources.
• Familiarity with Windows and Linux operating systems and enterprise infrastructure.

Responsibilities

• Engineer, configure, integrate, and maintain SIEM and security monitoring capabilities across enterprise information systems.
• Support centralized collection, normalization, correlation, storage, and analysis of security logs and events.
• Develop and tune detection rules, alerts, dashboards, and reporting to identify suspicious activity and improve operational visibility.
• Integrate security data from firewalls, IDS/IPS, servers, endpoints, and directory services.
• Troubleshoot monitoring tools, resolve data collection issues, and improve detection effectiveness.
• Coordinate with analysts, incident responders, network engineers, and admins to support cybersecurity operations.
• Assist with vulnerability management, assessments, remediation, and configuration validation.
• Support investigations by providing event data, correlation results, and technical analysis.
• Maintain technical documentation and security monitoring reports.

Skills

SIEM engineering

DoD security

Windows

Linux

Incident response

Log analysis

Network security

Security tooling

Tools

Splunk Enterprise Security

Microsoft Sentinel

Elastic Security

SPL

KQL

Python

PowerShell

ACAS

STIG

CISSP

Job description

Command Post Technologies, Inc. is seeking experienced SIEM and Cybersecurity Engineers to support DARPA opportunities in Arlington, VA. In this onsite role, you will help engineer and sustain enterprise cybersecurity monitoring capabilities, with a focus on SIEM log collection, correlation, detection tuning, and technical support for incident activities.

You will work across enterprise information systems and security tooling, ensuring that implemented monitoring solutions align with applicable DoD cybersecurity requirements and approved security baselines.

Responsibilities

• Engineer, configure, integrate, and maintain SIEM and security monitoring capabilities across enterprise information systems.
• Support centralized collection, normalization, correlation, storage, and analysis of security logs and events.
• Develop and tune detection rules, alerts, dashboards, and reporting to identify suspicious activity and improve operational visibility.
• Integrate security data from firewalls, intrusion detection and prevention systems, servers, endpoints, directory services, and other network infrastructure.
• Troubleshoot security monitoring tools, resolve data collection and integration issues, and improve detection effectiveness.
• Support deployment, configuration, and sustainment of network security technologies, including firewalls, IDS/IPS, and endpoint protection systems.
• Coordinate with CND analysts, incident responders, network engineers, and system administrators to support cybersecurity operations.
• Assist with vulnerability management, security assessments, configuration validation, and remediation activities.
• Support security incident investigations by providing event data, correlation results, and technical analysis.
• Develop and maintain technical documentation, system configurations, operational procedures, and security monitoring reports.
• Ensure implemented security solutions align with applicable DoD cybersecurity requirements and approved system security baselines.

Requirements

• Final DoD Secret security clearance, with the ability to meet additional task-order security requirements.
• Minimum 5 years of relevant experience in cybersecurity engineering, SIEM administration, network security, or related technical disciplines.
• Hands-on experience administering, configuring, or engineering SIEM and enterprise security monitoring solutions.
• Experience collecting, parsing, analyzing, and correlating log data from multiple security and infrastructure sources.
• Working knowledge of network protocols, security architecture, firewalls, IDS/IPS technologies, and endpoint security platforms.
• Experience troubleshooting and integrating cybersecurity technologies in enterprise environments.
• Familiarity with Windows and Linux operating systems and common enterprise infrastructure.
• Ability to document technical configurations, communicate findings, and support operational cybersecurity teams.

Technologies

• Splunk Enterprise Security, Microsoft Sentinel, Elastic Security
• Splunk Processing Language (SPL), Kusto Query Language (KQL)
• Python, PowerShell
• ACAS, ESS/HBSS, STIG
• CompTIA Security+, CompTIA CySA+, CISSP, GCIA
• Windows, Linux
• Firewalls, IDS/IPS, endpoint protection systems, intrusion detection and prevention systems, directory services

Benefits

• Great health benefits (for more info contact us directly)
• Leadership training
• 401k with generous company matching
• Employee Stock Ownership Plan (ESOP)
• Career professional development
• Tuition reimbursement
• Flexible hours
• Work/Life balance
• Rewards and recognition
• Paid Time Off
• Parental Leave

Desired Qualifications

• Experience with Splunk Enterprise Security, Microsoft Sentinel, Elastic Security, or comparable SIEM platforms.
• Experience developing detection logic, correlation rules, dashboards, and automated alerting workflows.
• Familiarity with Splunk Processing Language (SPL), Kusto Query Language (KQL), Python, or PowerShell.
• Experience with ACAS, ESS/HBSS, STIG compliance, and DoD defensive cybersecurity tools.
• CompTIA Security+, CySA+, CISSP, GCIA, or relevant vendor certification.
• Experience supporting classified networks, DoD cybersecurity operations, or CSSP environments.
• Familiarity with security automation, log retention requirements, and continuous monitoring processes.
• Prior experience supporting DARPA or another DoD research and development organization.

Work Location and Schedule

• Anticipated work location is Arlington, VA.
• Specific onsite requirements, operational schedules, and travel will be established by individual task orders.
• This requisition supports anticipated task-order opportunities under an awarded contract vehicle.
• Employment is contingent upon task-order award, funding, and position availability.