Top 947 Security engineer Jobs in Marbella Md

RMF Security Engineer - ACTIVE SECRET Required
Cornerstone Technology —Alexandria, VA
- $115,000 - $124,000 a year
- Full-time
- Hybrid work
- 5 years
- Office
- Senior level
- Health savings account
- Health insurance
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11d
Security Endpoint Engineer/Admin
AHU Technologies Inc —Washington, DC
- $65 an hour
- Full-time
- Computer Science
- Bachelor of Science
- 3 years
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Cyber Security Analyst - Entry
Makoa —Arlington, VA
- Full-time
- Computer Science
- Bachelor of Science
- Mid-level
Quick Apply
Endpoint Security Engineer - Mid
Everforth ECS —Washington, DC
- $123,000 - $126,000 a year
- Senior level
Junior Security Network Engineer (NWSC IHD Code 104)
EHS TECHNOLOGIES CORPORATION —Indian Head, MD
- Computer Science
- Mid-level
- Bachelor's degree
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IT & Cyber Security Engineer
OnTrac —Washington, DC
- $125,600 - $188,400 a year
- Remote
- HIPAA
- Mid-level
- 8 years
- Paid parental leave
- Paid holidays
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Network Security Engineer (Multiple Levels)
Noblis —Washington, DC
- $105,100 - $198,575 a year
- Full-time
- Remote
- System design
- 3 years
- Master's degree
- Health insurance
- Tuition reimbursement
ICAM Engineer - Identity, Credential, and Access Management
InfoMarines Inc —Arlington, VA
- From $60 an hour
- Full-time
- Computer Science
- Bachelor of Science
- Windows
- Health savings account
- Health insurance
Quick Apply
1d
Cyber Zscaler Network Security Engineer / Senior Consultant, Strategy, Growth, and Transformation
Deloitte —Washington, DC
- $105,400 - $207,800 a year
- Full-time
- Computer science
- Computer Science
- Up to 50% travel
Staff Product Security Engineer, Reviews
Okta —Washington, DC
- $180,000 - $247,500 a year
- Hybrid work
- Windows
- Java
- Mentoring
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Principal Network Engineer (Security)
GuROO —Washington, DC
- From $220,000 a year
- Full-time
- Bachelor's degree
- In-person
- Senior level
- Health insurance
- Dental insurance
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Endpoint Engineer - Trellix
CACI —Springfield, VA
- $86,600 - $181,800 a year
- Full-time
- Computer science
- Computer Science
- 5 years
- Health insurance
Information Systems Security Engineer (ISSE)
Peraton —Washington, DC
- $104,000 - $166,000 a year
- Azure
- Bachelor of Science
- System design
- Health savings account
- Paid holidays
Information Systems Security Engineer / ISSE (HPC)
AMERICAN SYSTEMS —Arlington, VA
- $165,000 - $200,000 a year
- Full-time
- 5 years
- System design
- Windows
- Retirement plan
Information Assurance Security Engineer
General Dynamics Information Technology —Springfield, VA
- $159,850 - $164,382 a year
- Computer Science
- Windows
- AWS
- Paid time off
- 401(k) matching
Staff Software Engineer - Federal
Okta —Washington, DC
- $161,000 - $221,000 a year
- Hybrid work
- Azure
- AWS
- Fair chance
Quick Apply
Cybersecurity Implementation Engineer
General Dynamics Information Technology —Springfield, VA
- $124,093 - $149,500 a year
- 6 years
- Writing skills
- Research
DevSecOps Engineer (Secret Clearance)
Deloitte —Washington, DC
- $107,925 - $188,000 a year
- Full-time
- Azure
- Computer Science
- Travel
Senior Communications Security (COMSEC) Engineer
Leidos —Fort Belvoir, VA
- $92,300 - $166,850 a year
- Full-time
- Doctoral degree
- Customer service
- Bachelor of Science
F-35 Air Systems Cybersecurity Engineer | Active TS/SCI clearance
General Dynamics Information Technology —Arlington, VA
- $114,750 - $155,250 a year
- Hybrid work
- Computer Science
- Bachelor of Science
- Analysis skills
- Paid time off
- 401(k) matching

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RMF Security Engineer - ACTIVE SECRET Required

Cornerstone Technology
Alexandria, VA

Quick Apply

Job Details

Full-time
$115,000 - $124,000 a year
11 days ago

Benefits

Health savings account
Health insurance
Dental insurance
401(k)
Paid time off
Vision insurance
401(k) matching
Life insurance
Retirement plan

Qualifications

Security audits
Document compliance management
Risk management compliance audits
Content creation for technical audiences
Regulatory compliance evaluation
Vulnerability scanning implementation
NIST SP 800-53
Technical documentation
Security risk assessment investigation
IT system monitoring
Testing and evaluation
Secret Clearance
Security testing methodologies
Regulatory Frameworks (Architecture security)
Technical writing
IAT
Cybersecurity
Technical writing experience within technology
CompTIA Security+
RMF
IAT Level II
Security technology solutions implementations
Vuls
Risk management framework
Stakeholder management
IT security monitoring

Full Job Description

RMF Security Engineer

Job Title: RMF Security Engineer

Location: Hybrid – Occasional on-site at Mark Center, Alexandria, VA (less than 10% of the time, as needed)

On-site Expectations: >10% as needed when deemed necessary

Clearance Required: Active Secret Clearance (Tier 3)

Employment Type: Full-Time

Target Start Date: July 27, 2026

Overview

Cornerstone Technology Enterprises is seeking an experienced RMF Security Engineer to support our government customer at DMDC. This hybrid role requires occasional on-site presence at the Mark Center and focuses on end-to-end Risk Management Framework (RMF) support, including Authority to Operate (ATO) packages, eMASS management, and DoD cybersecurity compliance.

You will interpret risk and recommend approaches to meeting DoD compliance and cybersecurity requirements in accordance with the NIST Risk Management Framework (RMF) and DoD policy, working across the full RMF lifecycle from control mapping through continuous monitoring.

Candidates with a background in RMF security engineering, A&A, or cybersecurity compliance within DoD environments are strongly encouraged to apply. This role is classified under a contract labor category as Network and Computer Systems Administrator – Journeyman.

What You Will Do

RMF Assessment & Authorization

Map, implement, interpret, and document RMF security controls across information systems
Manage the full RMF lifecycle from categorization through continuous monitoring
Develop and submit Authorization to Operate (ATO) packages
Manage and maintain system records in the eMASS cybersecurity management tool

Risk & Compliance Management

Manage Plans of Action & Milestones (POA&M)
Develop and maintain system security documentation, including System Security Plans (SSPs), POA&Ms, and ST&Es
Conduct Security Test & Evaluations (ST&E) and create supporting system documentation
Perform risk assessments, threat assessments, and support third-party audits
Ensure compliance with NIST 800-53 standards and DoD policy

Vulnerability & Technical Assessment

Generate and interpret ACAS scans to identify system vulnerabilities
Monitor remediation efforts and mitigation strategies
Implement and evaluate manual Security Technical Implementation Guides (STIGs) using SCAP and SCAP Compliance Checker (SCC)
Plan and monitor security control implementation for the protection of networks, enclaves, and information systems

Documentation & Stakeholder Support

Partner closely with highly technical administrators to strengthen overall security measures
Communicate risk posture and compliance status clearly to technical and non-technical stakeholders
Maintain accurate documentation across A&A platforms such as eMASS, CSAM, and Xacta

Required Qualifications

Active Secret Clearance (Tier 3)
5+ years of experience in RMF / security engineering
Experience mapping, implementing, interpreting, and documenting RMF security controls
Experience managing the eMASS cybersecurity management tool
Experience developing and submitting at least six (6) ATO packages
Thorough understanding of the RMF Assessment and Authorization (A&A) process, including all phases of the RMF lifecycle
Proven experience managing POA&M, conducting ST&E, performing risk assessments, and ensuring NIST 800-53 compliance
Ability to generate and interpret ACAS scans and monitor remediation efforts
Working knowledge of manual STIGs, SCAP, and SCC
Working knowledge of A&A platforms such as eMASS, CSAM, and Xacta
CompTIA Security+ certification (or equivalent DoD 8570 IAT Level II)
Excellent communication and technical writing skills

Preferred Qualifications

Previous experience in a technical role such as a system or network administrator
Strong communication skills, with experience working closely with highly technical administrators
Background supporting DMDC or other large-scale DoD IT operations programs
Familiarity with DoD privacy and financial control requirements

Why Join Cornerstone?

Cornerstone Technology Enterprises is a veteran-owned small business with deep experience supporting federal and defense missions. Our teams operate inside production environments, supporting systems that matter, while maintaining a culture that values trust, accountability, and technical excellence.

This role offers the opportunity to work in a hybrid capacity while contributing directly to a national-level DoD cybersecurity and risk management program.

Job Type: Full-time

Pay: $115,000.00 - $124,000.00 per year

Benefits:

401(k)
401(k) matching
Dental insurance
Health insurance
Health savings account
Life insurance
Paid time off
Retirement plan
Vision insurance

License/Certification:

CompTIA Security+ (Required)

Security clearance:

Secret (Required)

Ability to Commute:

Alexandria, VA 22350 (Required)

Work Location: Hybrid remote in Alexandria, VA 22350

Quick Apply

Refine Your Search

security engineer jobs in marbella md

RMF Security Engineer - ACTIVE SECRET Required

Security Endpoint Engineer/Admin

Cyber Security Analyst - Entry

Endpoint Security Engineer - Mid

Junior Security Network Engineer (NWSC IHD Code 104)

IT & Cyber Security Engineer

Network Security Engineer (Multiple Levels)

ICAM Engineer - Identity, Credential, and Access Management

Cyber Zscaler Network Security Engineer / Senior Consultant, Strategy, Growth, and Transformation

Staff Product Security Engineer, Reviews

Principal Network Engineer (Security)

Endpoint Engineer - Trellix

Information Systems Security Engineer (ISSE)

Information Systems Security Engineer / ISSE (HPC)

Information Assurance Security Engineer

Staff Software Engineer - Federal

Cybersecurity Implementation Engineer

DevSecOps Engineer (Secret Clearance)

Senior Communications Security (COMSEC) Engineer

F-35 Air Systems Cybersecurity Engineer | Active TS/SCI clearance

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