Security Engineer

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

Benefits offered by this job

Paid time off

Medical insurance

Dental insurance

Vision insurance

Tuition reimbursement

401k

Job summary

Telos Corporation is seeking a Security Engineer in Ashburn, VA to design, implement, and maintain security platforms across the enterprise. You will collaborate with Security Operations, IT, and applications teams to deliver secure, reliable solutions.

The role emphasizes automation, vulnerability remediation, system hardening, and security architecture support in a fast-paced environment. US citizenship may be required for eligibility; DoD 8140 qualifications are valued.

Qualifications

• Bachelor's degree in cybersecurity, IT, CS, engineering or related field.
• 3+ years in security engineering, systems administration, network engineering, cloud engineering, security operations or related field.
• Hands-on with enterprise security tech (SIEM, EDR, vulnerability management, firewalls, identity security, PAM, data security, threat intelligence).
• Experience with Windows and Linux in enterprise environments.
• Knowledge of cloud tech (AWS desirable).
• Experience automating with PowerShell, Python, APIs.

Responsibilities

• Design, implement, integrate, maintain, and improve security technologies and controls.
• Support full lifecycle of security technologies including evaluations, design, upgrades, and troubleshooting.
• Develop integrations between security platforms and cloud/enterprise systems using APIs and scripting.
• Onboard and validate security data sources; troubleshoot logging and ingestion issues.
• Develop automation to reduce manual effort and improve response times.
• Support vulnerability management by identifying risks and remediation actions.
• Develop secure configuration standards and reference architectures.
• Participate in security design reviews for enterprise systems and cloud services.
• Provide advanced escalation and troubleshooting to SOC and IT teams.
• Coordinate with vendors for product upgrades and improvements.
• Maintain operational documentation and runbooks.

Skills

SIEM

EDR

Vulnerability management

Firewalls

Identity security

Privileged access management

Data security

Threat intelligence

Automation

Windows/Linux administration

Cloud basics

Networking concepts

Education

Bachelor's degree in cybersecurity, information technology, computer science, engineering, or related field

Tools

PowerShell

Python

APIs

Job description

Job Title

Security Engineer

Job Description

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security.

Be a part of the Telos culture and see what sets us apart! Salary: Min 90,640.00 Max 113,300.00. Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment!

This position will be based at Ashburn, VA (HQ)

Responsibilities:

The Security Engineer is responsible for designing, implementing, integrating, maintaining, and improving the technologies and technical controls used to protect Telos Corporation. The Security Engineer works closely with Security Operations, Information Technology, application teams, program personnel, and other business stakeholders to develop secure, reliable, and supportable enterprise solutions.

This position focuses on security platform engineering, automation, vulnerability remediation, system hardening, security architecture support, and advanced technical troubleshooting. Periodic after-hours maintenance and incident support may be required.

• 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.

The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship.

Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment.

Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States.Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future.

Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at 1-800-283-1911.If you require relay service assistance, please click on the following link to review information on your state's relay service: https://www.fcc.gov/accessibility

Telos Corporation is an EEO/AA employer.

Job Requirements

Qualifications:

• Bachelor's degree in cybersecurity, information technology, computer science, engineering, or a related field preferred, or the equivalent combination of education, professional training, and work experience.
• Three or more years of experience in security engineering, systems administration, network engineering, cloud engineering, security operations, or a closely related technical field.
• Hands-on experience implementing, administering, integrating, or supporting enterprise security technologies such as SIEM, EDR, vulnerability management, firewalls, identity security, privileged access management, data security, or threat intelligence platforms.
• Experience supporting Windows and Linux operating systems in an enterprise environment.
• Understanding of network architecture, common network protocols, authentication, directory services, certificates, encryption, logging, and system-hardening concepts.
• Experience with cloud technologies, particularly Amazon Web Services, is desirable.
• Experience using PowerShell, Python, APIs, or similar technologies to automate technical and operational processes.
• Ability to analyze complex technical issues, identify root causes, develop corrective actions, and communicate risks clearly.
• Understanding of vulnerability management, secure configuration, change management, incident response, and the security technology lifecycle.
• Ability to create clear technical documentation, architecture diagrams, implementation plans, operating procedures, and troubleshooting guides.
• Effective written and verbal communication skills and the ability to work professionally with technical and non-technical personnel.
• Demonstrated organizational skills and the ability to prioritize multiple engineering tasks, operational responsibilities, and project requirements.
• Ability to work independently while collaborating effectively with Security Operations, Information Technology, application teams, program personnel, and other stakeholders.
• Demonstrated commitment to continuous improvement, knowledge sharing, documentation, automation, and professional development.
• Must meet or be able to meet applicable DoD 8140 Cyber Workforce qualification requirements when assigned to work requiring those qualifications.
• Industry certifications such as CompTIA Security+, CySA+, SecurityX, SSCP, CISSP, CCSP, AWS Certified Security - Specialty, or relevant vendor certifications are desirable.
• Ability to obtain a U.S. Government security clearance is preferred.

The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship.

Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment.

Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States.Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future.

Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at 1-800-283-1911.If you require relay service assistance, please click on the following link to review information on your state's relay service: https://www.fcc.gov/accessibility

Telos Corporation is an EEO/AA employer.

Job Type

Full-Time

Location

Ashburn, VA 20147 US (Primary)

Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.