Cyber Engineer – Endpoint Security MDX - SSFB

Amentum; Schriever Space Force Base (CO); On-site; USD 155,000 - 175,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

401(k) matching

Paid time off and holidays

Educational reimbursement

Parental leave

Employee stock purchase plan

Job summary

Amentum, a leader in national security science and engineering, seeks a Cyber Engineer – Endpoint Security at Schriever Space Force Base. You will own endpoint-security engineering, administration, and sustainment, focusing on Elastic Defend across mission systems.

You will collaborate with cybersecurity, systems engineering, and mission stakeholders, delivering documentation, SOPs, and sustainment artifacts while supporting modernization. robust security credentials are required.

Qualifications

• Eight+ years of general work experience; advanced education may reduce this requirement.
• Six+ years of directly related cyber/endpoint experience.
• Two+ years in a management or lead role.
• Current DoW 8570.01-M IAT Level II certification (e.g., CompTIA Security+).
• Experience administering, configuring, troubleshooting, deploying, or sustaining enterprise endpoint-security tools in DoW or regulated environments.
• Active DoW Top Secret clearance with SCI eligibility.

Responsibilities

• Administer, configure, maintain, troubleshoot, and sustain endpoint-security tools and services for mission systems.
• Support Elastic Defend operations: configuration, policy management, agent deployment, health, alerting, logging, and reporting.
• Investigate and resolve endpoint-security tool issues; coordinate with system owners and admins.
• Develop and maintain endpoint-security documentation, SOPs, and baselines.
• Coordinate with cyber compliance and vulnerability teams on remediation and monitoring activities.
• Collaborate with ISSMs, system admins, network engineers, and systems engineers to align endpoint-security with mission goals.
• Provide surge and project support to enterprise Elastic engineering efforts as needed.
• Produce clear technical documentation for cybersecurity personnel and stakeholders.

Skills

Endpoint security engineering

Security clearance

Leadership

Documentation & SOPs

Independent / results-driven

Tools

Elastic Defend

Elastic Stack

ePO / Trellix

ArcSight

ACAS / vulnerability tooling

HBSS

Job description

Position Title: Cyber Engineer – Endpoint Security

Location: Schriever Space Force Base, Colorado Springs, CO

Relocation Assistance: None available at this time

Remote/Telework: NO - Not available for this position

Clearance Type: DoW Top Secret w/ SCI

Eligibility Shift: Day shift

Travel Required: Up to 10% of the time

Description of Duties: The Cyber Engineer – Endpoint Security is part of Amentum’s Missile Defense Division and directly supports the Missile Defense Agency (MDA). We are seeking a highly motivated, independent, and results-oriented Cyber Engineer – Endpoint Security to support the MDSEA Cyber Team. The ideal candidate thrives in a dynamic and challenging mission environment; takes ownership of endpoint-security engineering, administration, and sustainment activities; and can effectively balance daily operational requirements with modernization efforts. This position is the primary endpoint-security engineering role supporting Elastic Defend. The selected candidate will work closely with cybersecurity, systems engineering, infrastructure, and mission stakeholders to administer, troubleshoot, document, and improve endpoint-security capabilities. The successful candidate will be a collaborative technical contributor with strong analytical and critical-thinking skills. In addition to primary endpoint-security responsibilities, the individual may provide limited backup, surge, and project support to the Systems Engineering team for enterprise Elastic engineering efforts as mission priorities require. If you are passionate about leveraging your cybersecurity expertise to defend Department of War (DoW) networks and enhance our nation’s security, consider this position.

Responsibilities

• Endpoint Security Engineering and Sustainment: Administer, configure, maintain, troubleshoot, and sustain endpoint-security tools and services in support of mission systems and DoW cybersecurity requirements.
• Elastic Defend Support: Support endpoint-security operations using Elastic Defend, including configuration, policy management, agent deployment and health, alerting, troubleshooting, logging, reporting, and coordination with system owners and administrators.
• Endpoint Security Operations: Investigate and resolve endpoint-security tool issues; support endpoint policy management, agent deployment and health, alerting, logging, reporting, and coordination with affected system owners and administrators.
• Technical Documentation: Develop and maintain endpoint-security engineering documentation, Standard Operating Procedures (SOPs), configuration baselines, implementation plans, troubleshooting guides, and sustainment artifacts.
• Vulnerability and Compliance Support: Coordinate with Cyber compliance, vulnerability-management, and system-administration personnel to support implementation of applicable cybersecurity requirements, directives, remediation actions, and continuous-monitoring activities.
• Cross-Functional Collaboration: Work with Cyber team leads, Information System Security Managers (ISSMs), system administrators, network engineers, and Systems Engineering personnel to ensure endpoint-security capabilities support mission, operational, and security requirements.
• Systems Engineering Support: Provide backup, surge, and project-based support to the Systems Engineering team for enterprise Elastic engineering efforts, as mission priorities require. Support may include technical coordination, configuration assistance, troubleshooting, documentation, integration activities, and designated implementation projects.
• Clear communication: Be able to develop clear technical documentation and communicate effectively with cybersecurity personnel, system administrators, engineers, management, and mission stakeholders.

Basic Requirements

• Must have 8, or more, years of general (full-time) work experience
• May be reduced with completion of advanced education
• Must have 6, or more, years of directly related experience
• Must have 2, or more, years of experience working in a management or leadership role
• Must have a current DoW 8570.01-M IAT Level II certification, such as CompTIA Security+
• Must have experience administering, configuring, troubleshooting, deploying, or sustaining enterprise endpoint-security tools in a DoW or similarly regulated environment
• Must have experience with cybersecurity processes, procedures, and tools used for endpoint protection, vulnerability management, monitoring, logging, or data correlation, such as Trellix ESS/ePO, ACAS, Elastic, ArcSight, or comparable technologies
• Must have an active DoW Top Secret Security Clearance with SCI eligibility

Desired Requirements

• Have experience deploying, configuring, and using Elastic Kibana visualization dashboards to support cybersecurity monitoring, analysis, reporting, and operational awareness
• Have experience using and configuring Elastic Cloud features, including X-Pack capabilities such as security, alerting, monitoring, reporting, and role-based access controls
• Have experience developing, configuring, and customizing Elastic/ELK Stack components—including Elasticsearch, Logstash, and Kibana—to support enterprise monitoring, log aggregation, visualization, alerting, and cybersecurity operations
• Have hands-on experience with Elastic Defend, Elastic Security, Elastic Stack, Elastic Cloud Enterprise, or comparable enterprise security information and event-management or endpoint-detection-and-response capabilities
• Have experience supporting Prisma Cloud and container-security capabilities, including container and image vulnerability management, compliance monitoring, runtime protection, alerting, troubleshooting, and integration with enterprise cybersecurity monitoring processes
• Have a basic working knowledge of Linux operating systems, including command-line navigation, file and directory management, permissions, process and service monitoring, log review, package management, and basic troubleshooting
• Have experience with Trellix Endpoint Security Suite, Trellix ePolicy Orchestrator (ePO), Host-Based Security System (HBSS), or comparable endpoint-security management platforms
• Have experience supporting a cybersecurity-tool migration, endpoint-security platform transition, agent migration, policy conversion, testing, validation, or operational rollout
• Have familiarity with DoW cybersecurity operations, vulnerability management, DISA Cyber Tasking Orders (CTOs), Information Assurance Vulnerability Alerts (IAVAs), Security Technical Implementation Guides (STIGs), and continuous-monitoring activities
• Have familiarity with Risk Management Framework (RMF) processes, NIST SP 800-53 controls, security documentation, and Authority to Operate (ATO) sustainment activities
• Have 1, or more, advanced certifications: CompTIA CySA+, CASP+, CISSP, GIAC certifications, or other advanced DoW 8570-aligned certifications
• Have experience supporting enterprise engineering teams through technical integration, logging and telemetry onboarding, troubleshooting, implementation projects, or operational surge support
• Have the demonstrated ability to work independently, manage competing priorities, collaborate across technical teams, and support mission-critical operations

Compensation Details

$155,000 – $175,000

Benefits Overview

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving optionsDisability and life insurance
• Pet insurance

Original Posting: 11/06/2026 - 11/16/2026 Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

This position will be posted for a minimum of 3 days. If a candidate has not been selected at that time, it will continue to be posted until a suitable candidate is selected or the position is closed.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters. EEO including Disability/Protected Veterans Labor Laws Posters