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Cyber Systems Security Engineering Specialist (MBSE)

Modern Technology Solutions

Lexington Park, Maryland • Today

Full-time

USD 120,000.00 - 145,000.00 per year

Job Details

Skills

Security Operations
System Security
Documentation
Interfaces
SysML
Vulnerability Management
Collaboration
Reporting
Microsoft Windows
Hypervisor
Evaluation
Network
VPN Administration
Management
Linux
CentOS
Ubuntu
Authentication
VMware
Regulatory Compliance
Security Controls
DoD
System Administration
Cyber Security
Security Clearance
Linux Administration
Red Hat Enterprise Linux
STIG
Vulnerability Scanning
Workflow
Enterprise Networks
Routing
Switches
VLAN
Firewall
Virtualization
VMware ESXi
VMware vSphere
Backup
Recovery
HBSS
GitLab
Continuous Integration
Continuous Delivery
Scripting
Python
Windows PowerShell
Ansible
Risk Management Framework
RMF
Government Contracts
Finance
SAP BASIS

Security Operations
System Security
Documentation
Interfaces
SysML
Vulnerability Management
Collaboration
Reporting
Microsoft Windows
Hypervisor
Evaluation
Network
VPN Administration
Management
Linux
CentOS
Ubuntu
Authentication
VMware
Regulatory Compliance
Security Controls
DoD
System Administration
Cyber Security
Security Clearance
Linux Administration
Red Hat Enterprise Linux
STIG
Vulnerability Scanning
Workflow
Enterprise Networks
Routing
Switches
VLAN
Firewall
Virtualization
VMware ESXi
VMware vSphere
Backup
Recovery
HBSS
GitLab
Continuous Integration
Continuous Delivery
Scripting
Python
Windows PowerShell
Ansible
Risk Management Framework
RMF
Government Contracts
Finance
SAP BASIS

Summary

MTSI Defense Services Division is seeking an experienced Cyber / Systems Security Engineering Specialist (with MBSE). This Support PMA-275 cyber engineering and platform/system security activities across V-22 program environments. The role blends hands-on technical administration/security operations with Systems Security Engineering (SSE) practices, supporting secure configurations, vulnerability management, compliance, and security documentation. Plus limited MBSE experience (ability to interpret interfaces and architecture intent from program models SysML and technical baselines).

Primary Responsibilities

Execute cybersecurity compliance and engineering activities across lab, integration, and operational support environments (RDT&E and/or program networks as assigned).
Perform vulnerability management activities including ACAS scanning coordination, patching support, remediation tracking, and security posture reporting.
Apply DISA STIGs/SRGs for Windows, Linux, hypervisors, and network devices; support scripted evaluation where applicable.
Support secure network segmentation concepts (VLANs, trunking, routing boundaries), firewall policy implementation/validation, and VPN administration (as directed).
Administer and maintain Linux-based systems and services (RHEL/CentOS/Ubuntu), including directory integration and authentication controls where required.
Support virtualization platforms (VMware ESXi/vCenter) and backup/recovery practices; help ensure availability and configuration compliance.
Contribute to SSE/RMF-relevant artifacts and periodic submissions (plans, evidence, control implementations, scan outputs, POA&M support).
Read/interpret relevant architecture/interface products WBBB/RIBS-P to ensure security controls align with system boundaries and intended behavior.

Qualifications

10+ years experience in DoD/DoD-adjacent IT, system administration, and/or cybersecurity support
Clearance: Active Secret required; Top Secret strongly preferred
Strong Linux administration background (RHEL preferred) and demonstrated STIG implementation experience
Experience with ACAS vulnerability scanning and remediation workflows
Working knowledge of enterprise networking fundamentals (routing/switching, VLANs, firewall policy concepts)
Experience supporting virtualization (VMware ESXi/vSphere) and backup/recovery

Desired Qualifictaions:

HBSS/ePO client product experience
Familiarity with GitLab administration/secure CI/CD support in segmented environments
Basic scripting/automation (Python, PowerShell, Ansible)
Exposure to SSE/RMF processes and artifact preparation in program environments
Experience supporting classified spaces and handling procedures

The pay range for this position in is $120,000/year to $145,000/year; however, base pay offered may vary depending on established government contract ranges, job-related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits, dependent on the position offered. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: RTL041421
Position Id: 26edd96e5f6cb25adc992c9abf7bb43f
Posted 1 day ago

Fitment

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Maryland

•

Today

SMX is seeking an experienced Senior, Systems Administrator to support enterprise infrastructure, systems engineering, and development operations within a mission-focused Department of Defense (DoD) environment at Naval Air Station Patuxent River, MD. This position supports a technical environment that brings together traditional systems administration, virtualization, containerized applications, infrastructure automation, and cybersecurity compliance. The selected candidate will be responsible

Full-time

USD 130,000.00 - 185,000.00 per year

Journeyman NALCOMIS Virtual Environment Systems Administrator

Remote or Maryland

•

Today

Overview Working across the globe, V2X builds smart solutions designed to integrate physical and digital infrastructure from base to battlefield. We bring 120 years of successful mission support to improve security, streamline logistics, and enhance readiness. Aligned around a shared purpose, our $4.5B company and 16,000 people work alongside our clients, here and abroad, to tackle their most complex challenges with integrity, respect, responsibility, and professionalism. Responsibilities *Thi

Full-time

USD 105,000.00 - 115,000.00 per year

Information System Security Officer (ISSO)

Lexington Park, Maryland

•

Today

What You'll Do: As the Information Systems Security Officer (ISSO), you will support cybersecurity compliance, assessment and authorization, and continuous monitoring of information systems. The ISSO will coordinate with Government cybersecurity personnel, Information System Security Managers (ISSMs), system administrators, network administrators, and engineering teams to implement security requirements, maintain authorization documentation, and address vulnerabilities. This position requires

Full-time

USD 125,000.00 - 140,000.00 per year

Senior Linux System Administrator - 306502

Dahlgren, Virginia

•

Today

Delaware Nation Industries is seeking a Linux System Administrator - Senior to provide advanced systems administration and engineering support for the Air Force Joint Worldwide Intelligence Communications System/Joint Interoperability Test and Services mission. This position will help maintain secure, resilient, and highly available Linux infrastructure across classified and unclassified environments supporting mission-critical operations. The Senior Linux System Administrator will serve as a t

Full-time

USD 120,000.00 - 125,000.00 per year

Job Details

Skills

Security Operations
System Security
Documentation
Interfaces
SysML
Vulnerability Management
Collaboration
Reporting
Microsoft Windows
Hypervisor
Evaluation
Network
VPN Administration
Management
Linux
CentOS
Ubuntu
Authentication
VMware
Regulatory Compliance
Security Controls
DoD
System Administration
Cyber Security
Security Clearance
Linux Administration
Red Hat Enterprise Linux
STIG
Vulnerability Scanning
Workflow
Enterprise Networks
Routing
Switches
VLAN
Firewall
Virtualization
VMware ESXi
VMware vSphere
Backup
Recovery
HBSS
GitLab
Continuous Integration
Continuous Delivery
Scripting
Python
Windows PowerShell
Ansible
Risk Management Framework
RMF
Government Contracts
Finance
SAP BASIS

Security Operations
System Security
Documentation
Interfaces
SysML
Vulnerability Management
Collaboration
Reporting
Microsoft Windows
Hypervisor
Evaluation
Network
VPN Administration
Management
Linux
CentOS
Ubuntu
Authentication
VMware
Regulatory Compliance
Security Controls
DoD
System Administration
Cyber Security
Security Clearance
Linux Administration
Red Hat Enterprise Linux
STIG
Vulnerability Scanning
Workflow
Enterprise Networks
Routing
Switches
VLAN
Firewall
Virtualization
VMware ESXi
VMware vSphere
Backup
Recovery
HBSS
GitLab
Continuous Integration
Continuous Delivery
Scripting
Python
Windows PowerShell
Ansible
Risk Management Framework
RMF
Government Contracts
Finance
SAP BASIS

Summary

Execute cybersecurity compliance and engineering activities across lab, integration, and operational support environments (RDT&E and/or program networks as assigned).
Perform vulnerability management activities including ACAS scanning coordination, patching support, remediation tracking, and security posture reporting.
Apply DISA STIGs/SRGs for Windows, Linux, hypervisors, and network devices; support scripted evaluation where applicable.
Support secure network segmentation concepts (VLANs, trunking, routing boundaries), firewall policy implementation/validation, and VPN administration (as directed).
Administer and maintain Linux-based systems and services (RHEL/CentOS/Ubuntu), including directory integration and authentication controls where required.
Support virtualization platforms (VMware ESXi/vCenter) and backup/recovery practices; help ensure availability and configuration compliance.
Contribute to SSE/RMF-relevant artifacts and periodic submissions (plans, evidence, control implementations, scan outputs, POA&M support).
Read/interpret relevant architecture/interface products WBBB/RIBS-P to ensure security controls align with system boundaries and intended behavior.

Qualifications

10+ years experience in DoD/DoD-adjacent IT, system administration, and/or cybersecurity support
Clearance: Active Secret required; Top Secret strongly preferred
Strong Linux administration background (RHEL preferred) and demonstrated STIG implementation experience
Experience with ACAS vulnerability scanning and remediation workflows
Working knowledge of enterprise networking fundamentals (routing/switching, VLANs, firewall policy concepts)
Experience supporting virtualization (VMware ESXi/vSphere) and backup/recovery

Desired Qualifictaions:

HBSS/ePO client product experience
Familiarity with GitLab administration/secure CI/CD support in segmented environments
Basic scripting/automation (Python, PowerShell, Ansible)
Exposure to SSE/RMF processes and artifact preparation in program environments
Experience supporting classified spaces and handling procedures

Dice Id: RTL041421
Position Id: 26edd96e5f6cb25adc992c9abf7bb43f
Posted 1 day ago

Fitment

Dice Job Match Score™

To see how well you match this job, please log in or create an account.

Once logged in, be sure to complete your profile to get the most accurate match score.

Create job alert

Never miss an opportunity! Create an alert based on the job you applied for.

Maryland

•

Today

Full-time

USD 130,000.00 - 185,000.00 per year

Journeyman NALCOMIS Virtual Environment Systems Administrator

Remote or Maryland

•

Today

Full-time

USD 105,000.00 - 115,000.00 per year

Information System Security Officer (ISSO)

Lexington Park, Maryland

•

Today

Full-time

USD 125,000.00 - 140,000.00 per year

Senior Linux System Administrator - 306502

Dahlgren, Virginia

•

Today

Full-time

USD 120,000.00 - 125,000.00 per year

Cyber Systems Security Engineering Specialist (MBSE)

Skills

Summary

Dice Job Match Score™

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Cyber Systems Security Engineering Specialist (MBSE)

Job Details

Skills

Summary

Dice Job Match Score™

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