Security Platform Engineer: Automate & Harden Security

Telos Corporation; Ashburn (VA); On-site; USD 91,000 - 113,000; Full time

Benefits offered by this job

Paid time off

Medical

Dental

Vision

Tuition reimbursement

401k

Job summary

Telos Corporation in Ashburn, VA (HQ) seeks a Security Engineer to design, implement, and maintain enterprise security controls protecting Telos assets. You will work with Security Operations, IT, developers, and program personnel to deliver secure, reliable enterprise solutions and automate repetitive tasks.

The role emphasizes platform engineering, vulnerability remediation, system hardening, and security architectures, with after-hours support as needed.

Qualifications

• Bachelor’s degree or equivalent in a related field.
• 3+ years in security engineering or related field.
• Hands-on experience with enterprise security technologies (SIEM, EDR, vulnerability management, etc.).
• Experience supporting Windows and Linux in an enterprise.
• Understanding of network protocols, encryption, logging, and hardening.

Responsibilities

• Engineer, configure, maintain, integrate, and improve enterprise security technologies, including SIEM, EDR, vulnerability management, network security, identity and privileged access management, data security, threat intelligence, and security monitoring platforms.
• Support the full lifecycle of security technologies, including evaluation, design, implementation, configuration, integration, upgrades, health monitoring, troubleshooting, and retirement.
• Develop and maintain integrations between security platforms, enterprise systems, cloud services, and operational workflows using APIs, scripting, and other automation methods.
• Onboard and maintain security-relevant data sources, validate data quality and coverage, and troubleshoot logging, parsing, collection, and ingestion issues.
• Develop automation that reduces manual effort, improves consistency, accelerates response, and provides measurable operational benefits.
• Support enterprise vulnerability management by identifying technical risks, assisting system owners with remediation, validating corrective actions, and recommending compensating controls when remediation cannot be completed promptly.
• Develop and implement secure configuration standards, technical security baselines, reference architectures, and reusable engineering patterns.
• Participate in security architecture and technical design reviews for enterprise systems, applications, cloud services, and infrastructure changes.
• Evaluate proposed technologies and system changes to identify security requirements, integration dependencies, technical risks, and operational support requirements.
• Provide advanced technical escalation and troubleshooting support to the Security Operations Center, Information Technology, application teams, and program personnel.
• Assist with cybersecurity investigations by collecting and analyzing relevant endpoint, network, identity, application, cloud, and security-platform data.
• Identify gaps in security visibility, platform coverage, system configuration, integration, and technical control effectiveness, and develop practical corrective actions.
• Plan, test, document, and implement security-related changes in accordance with established change-management requirements, including validation and rollback procedures.
• Monitor the operational health, capacity, licensing, support status, and effectiveness of assigned security platforms.
• Maintain accurate technical documentation, including architecture diagrams, configuration records, integration specifications, runbooks, operating procedures, and troubleshooting guides.
• Cross-train other team members and develop documentation that reduces reliance on individual personnel for critical security technologies and processes.
• Coordinate with vendors and service providers to resolve technical issues, evaluate product capabilities, and plan upgrades or improvements.
• Support information security and enterprise technology projects and perform other duties as assigned.

Skills

SIEM

EDR

Vuln mgmt

Firewalls

Identity security

PAM

Data security

Threat intel

Security monitoring

PowerShell

Python

APIs

Education

Bachelor's degree

Tools

PowerShell

Python

APIs

Job description

Telos Corporation in Ashburn, VA (HQ) seeks a Security Engineer to design, implement, and maintain enterprise security controls protecting Telos assets. You will work with Security Operations, IT, developers, and program personnel to deliver secure, reliable enterprise solutions and automate repetitive tasks.

The role emphasizes platform engineering, vulnerability remediation, system hardening, and security architectures, with after-hours support as needed.