Systems Administrator III Ft. Meade, MD

Foxhole Technology, LLC; Fort Meade, Northern (MD, KY); Hybrid; USD 12,000 - 140,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Paid Time Off

Retirement Plans (401k, Roth, ESOP)“

Life Insurance

Disability Insurance

FSAs

Education assistance

Job summary

Foxhole Technology, LLC seeks an experienced Systems Administrator III for advanced support in a secure DoD environment. You will administer Linux-based systems, manage cyber sensing platforms, and ensure DoDIN mission readiness while maintaining DISA STIGs and RMF/NIST controls.

You will collaborate with cybersecurity, network, and engineering teams, implement patches, scripts, and automation, and help sustain critical DoD capabilities with a strong emphasis on security and reliability.

Qualifications

• Active Secret clearance required.
• DoD 8140/8570 IAT Level II certification (e.g. CompTIA Security+ CE).
• Minimum 8+ years in IT support, help desk, or systems administration.
• Strong Linux experience and scripting ability.
• Experience with DoD cybersecurity standards and RMF/NIST 800-53.

Responsibilities

• Perform day-to-day systems administration for enterprise and mission-critical IT environments.
• Monitor system health and troubleshoot issues; escalate complex problems.
• Plan and implement system updates and security patches per DoD requirements (DISA STIGs, IAVM).
• Support DoD cybersecurity, security hardening, and compliance needs.
• Develop and maintain system documentation and SOPs.
• Execute backup, recovery, and restoration procedures.
• Operate cybersecurity tools (HBSS, ACAS, SIEM) and related monitoring solutions.
• Administer Linux-based sensors and hardware (iDRAC, BluVector).
• Develop basic automation using Bash or Python to improve efficiency.
• Collaborate across teams to ensure availability and security of systems.
• Provide guidance to junior staff and improve operational processes.

Skills

Linux admin

Bash scripting

Python scripting

DoD compliance

Network security

Troubleshooting

Documentation

DevSecOps

Incident response

Education

BS degree (related field)

IAT Level II certification (DoD)

Tools

HBSS

ACAS

SIEM

iDRAC

BluVector

DISA STIGs

Job description

Foxhole Technology provides robust cybersecurity and IT support capabilities for federal civilian and defense agencies. A recognized leader in navigating technology and security challenges, Foxhole delivers mission-focused innovations to answer evolving and complex needs. Our talented employee-owners provide agile, scalable services and solutions that solve operational gaps, operate critical systems, and protect and secure the enterprise – across the organization and around the world.

Foxhole Technology is seeking a Systems Administrator III to provide advanced systems administration and technical support for cyber sensing development and defense activities within a secure Department of Defense (DoD) environment. The ideal candidate brings extensive experience supporting complex IT and cybersecurity environments, with strong technical capabilities across Linux systems, infrastructure, network security, automation, and mission-critical platforms. This position is responsible for administering, implementing, securing, troubleshooting, and maintaining critical network and cyber sensing capabilities in support of the Department of Defense Information Network (DoDIN). The Systems Administrator III will work closely with cybersecurity, network, engineering, and operations teams to ensure the availability, security, performance, and continued modernization of mission-critical systems.

Responsibilities

• Perform day-to-day systems administration and operational support for enterprise and mission-critical IT environments, including user accounts, access permissions, system configurations, and troubleshooting.
• Monitor system health and performance, troubleshoot hardware and software issues, and identify and resolve or escalate complex technical problems.
• Plan and implement system updates, security patches, and antivirus/endpoint security solutions in accordance with DoD cybersecurity requirements, including DISA STIGs and IAVM guidance.
• Support the implementation and maintenance of DoD cybersecurity, security hardening, and compliance requirements, ensuring systems remain aligned with established security standards and procedures.
• Develop, maintain, and improve system documentation, including configuration records, Standard Operating Procedures (SOPs), technical guides, and operational procedures.
• Execute and validate backup, recovery, and restoration procedures to support system availability, resiliency, and continuity of operations.
• Operate, maintain, and troubleshoot cybersecurity tools and technologies, including HBSS, ACAS, SIEM platforms, and related security monitoring and assessment solutions.
• Administer and support Linux-based sensors and hardware, including sensor management platforms, iDRAC, and BluVector, ensuring systems remain operational, secure, and properly configured.
• Develop and maintain basic automation and scripting using Bash, Python, or other scripting languages to improve system administration and operational efficiency.
• Support the integration and deployment of systems across physical, virtualized, and containerized environments, as applicable to the mission.
• Investigate system and security events, perform root-cause analysis, and coordinate with cybersecurity, network, engineering, and help desk teams to resolve incidents and maintain operational availability.
• Provide technical guidance and knowledge sharing to less-experienced team members and contribute to continuous improvement of operational processes.
• Respond to technical support requests and collaborate across teams to resolve end-user and infrastructure issues while maintaining established service levels and security requirements.
• Minimum Security Clearance: Active Secret clearance
• Must have a current DoD 8140/8570 IAT Level II approved certification (i.e. CompTIA Security+ CE)
• Minimum of 8+ years of experience in IT support, help desk, or systems administration
• Basic knowledge of managing operating systems, troubleshooting technical issues, user permissions, and file structures
• Competency and understanding of Linux operating systems
• Ability to write basic scripts with Bash, Python, or other scripting language
• Ability to follow structured processes, maintain clear documentation, and elevate issues when needed
• Strong interest in learning and contributing to a mission-driven, security-focused team
• Hands-on experience with network security solutions, including firewalls, IDS/IPS, VPNs, encryption, and Zero Trust concepts
• Knowledge of DevSecOps principles, automation, Ansible, test integration, and scalable deployment architectures
• Experience supporting DoD compliance frameworks, including DISA STIGs, RMF, and NIST 800-53
• Experience engineering solutions across on-premises, virtualization, and containerization environments
• Experience as a Cyber Analyst is a plus
• BS Degree in a related Field

At Foxhole Technology, we are committed to pay transparency in accordance with applicable laws for both applicants and our employee-owners. Actual compensation will be determined based on a number factors as permitted by law.

Foxhole Technology offers a comprehensive and competitive benefits package for employees and their eligible dependents. Benefits include medical, dental, and vision coverage; paid time off; retirement plans (401(k), Roth, and ESOP); life and disability insurance; flexible spending accounts; and education and training assistance.

$12,000 - $140,000 USD

Requirements of position: Think analytically, effective verbal and written communication skills, make decisions, observe/remember details, interpret data, concentrate on tasks, adjust to change, handle stress/emotions. Regular attendance, maintain work schedule, attend meetings, meet deadlines, keyboard/type, handle confidential information, use math/calculations, stay organized, operate office equipment, may direct others. May be exposed to dust/dirt, humidity, and noise

Foxhole Technology is an Equal Opportunity Employer and makes hiring decisions without regard to race, color, religion, sex (including pregnancy, childbirth and sexual orientation), national origin, age, disability, genetic information, military/veteran status, or any other protected class.