Mid Level Linux Administrator Jobs
Mid level linux administrator jobs go to professionals ready to own infrastructure projects end to end, mentor junior admins, and make architectural decisions without constant supervision. Roles run across on-site, remote, and hybrid settings in Staffing & Recruiting, Technology & Software, and Electronics & Hardware, with employers like Bloom Energy, Booz Allen Hamilton, and Procom Services America hiring at this level now.
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Freedom Technology Solutions Group is looking for a Linux System Administrator (SA) to join our team at a customer site in McLean, VA to support a mission-critical geospatial data visualization application. The Linux SA will be responsible for the day-to-day operation of enterprise Linux systems. In this role, you will operate, monitor, secure, and maintain Linux-based infrastructure across physical, virtual, and cloud-hosted environments. Your focus will be on system availability, performance, backups, security compliance, and proactive operations, using automation, monitoring, and disciplined operational practices to keep systems reliable and compliant. This is a hands-on role for an experienced Linux SA who takes ownership and operates effectively in availability- and compliance-driven production environments.
Responsibilities:
- Administer, configure, and maintain enterprise Linux servers (RHEL 8) across on-prem and cloud environments, ensuring system stability, performance, and security
- Support cloud-based infrastructure (AWS, GCP), including provisioning Linux hosts, monitoring system health and resource utilization, and optimizing compute, storage, and cost as part of day-to-day operations
- Perform advanced troubleshooting of system, network, and application issues, using in-depth log analysis and system diagnostics to identify root causes and resolve complex production problems
- Perform OS maintenance activities, including system updates, patching, performance tuning, configuration management, and security hardening in accordance with operational and compliance requirements
- Develop and maintain automation using Bash, Python, Ansible, or similar tools to streamline system administration tasks, reduce manual effort, and improve operational consistency
- Install, configure, and support Linux-hosted software applications, virtualization platforms, and associated infrastructure components required to support mission workloads
- Document system configurations, operational procedures, and troubleshooting guidance, and contribute to shared knowledge bases to support team continuity and operational maturity
- Provide tiered help desk support to system users, including issue triage, escalation, and resolution
- Participate in operational meetings and daily task coordination, providing status updates and collaborating with team members and stakeholders to support ongoing system operations
- Participate in an operational phone rotation to respond to time-sensitive issues outside of normal business hours
Key Technologies
- Software: Apache Webserver, PostGres SQL/PostGIS, OMAR, OSSIM, RedHat Linux, FreeIPA, Microsoft Windows Server, Microsoft Office, Microsoft Internet Information Service, OGC Web Services (WMS, WFS, WCS), Google Earth Client, Geospatial products
- Hardware: Network Attached Storage (NAS) deployment and maintenance; firewall, switch, and router installation, deployment and maintenance; server
BASIC QUALIFICATIONS
- TS/SCI with Polygraph
- Bachelor's degree in a related technical field
- Minimum of 5 years of professional experience as a Linux System Administrator or in a closely related systems administration role supporting production environments
- Demonstrated proficiency administering Linux systems (Red Hat–based and/or Debian-based distributions), including system configuration, patching, performance tuning, and troubleshooting
- Experience working with Elastic
- Strong working knowledge of cloud environments, especially AWS (compute, storage, monitoring)
- Proven ability to analyze system and application logs (e.g., syslog, system journals, application logs) to diagnose issues, identify root causes, and resolve complex problems
- Solid understanding of infrastructure fundamentals, including server hardware, storage systems, virtualization technologies, and core networking concepts
- Experience deploying, maintaining, and patching open-source and custom applications on Linux platforms in compliance-driven or regulated environments
- Experience supporting security and compliance requirements for Linux systems, including authentication and authorization fundamentals and support for ATO-driven operations
- Ability to work independently with minimal supervision, while also collaborating effectively within a technical team and communicating clearly with stakeholders
- Strong problem-solving skills and the ability to communicate technical issues and resolutions effectively in both written and verbal form
PREFERRED QUALIFICATIONS
- Experience supporting hybrid cloud and on-prem environments, including familiarity with AWS and other government or IC cloud platforms (e.g., C2S)
- Exposure to automation and configuration management tools such as Ansible, as well as scripting in Bash or Python beyond basic operational tasks
- Familiarity with CI/CD pipelines and DevOps tools, including Jenkins, GitLab, Docker, Kubernetes, or OpenShift
- Experience supporting PostgreSQL
- Familiarity with enterprise monitoring, logging, and observability tools and using metrics to improve system reliability and performance
- Experience working with enterprise storage solutions (NFS, NAS, SAN) and backup/recovery platforms
- Prior experience supporting mission, data-driven, or intelligence-community systems in classified or regulated environments
- Relevant technical certifications, such as Linux (RHCSA/RHCE), AWS, Cisco, or related infrastructure certifications
WHAT'S IN IT FOR YOU?
- Flexible work environment
- A team mentality – work with friendly, like-minded professionals
- Work with innovative, cutting edge technologies
ENJOY EXTREMELY COMPETITIVE COMPENSATION AND BENEFITS
- A work-life balance you can count on
- Opportunities to grow and advance your career on our dime
THE BENEFITS YOU GET WITH FREEDOM
- Amazing benefits including matching 401k, fully paid medical, and more
- Generous paid time off – including paid site closure days
- Competitive salary offerings
- Paid training and tuition reimbursement
- Referral bonuses
- Fully paid life and disability
- Annual logo wear allowance
- Company sponsored events (game nights, holiday party, summer party, happy hours)
Interested in learning more about Freedom and our culture? Contact us today! We're constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team.
As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status
Applicant Federal & E-Verify Postings VEVRAA Federal Contractor
Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at
Phone: 410-290-9035
Email: recruiting@goftsg.com
Equal Opportunity Employer, including disabled and veterans.
If you want to view the EEO Law poster, please choose your language: English - Spanish - Arabic - Chinese
If you want to view the EEO Law Supplement poster, please choose your language: English - Spanish - Chinese
If you want to view the Pay Transparency Policy Statement, please click the link: English
INTRODUCTION
Freedom Technology Solutions Group is looking for a Linux System Administrator (SA) to join our team at a customer site in McLean, VA to support a mission-critical geospatial data visualization application. The Linux SA will be responsible for the day-to-day operation of enterprise Linux systems. In this role, you will operate, monitor, secure, and maintain Linux-based infrastructure across physical, virtual, and cloud-hosted environments. Your focus will be on system availability, performance, backups, security compliance, and proactive operations, using automation, monitoring, and disciplined operational practices to keep systems reliable and compliant. This is a hands-on role for an experienced Linux SA who takes ownership and operates effectively in availability- and compliance-driven production environments.
Responsibilities:
- Administer, configure, and maintain enterprise Linux servers (RHEL 8) across on-prem and cloud environments, ensuring system stability, performance, and security
- Support cloud-based infrastructure (AWS, GCP), including provisioning Linux hosts, monitoring system health and resource utilization, and optimizing compute, storage, and cost as part of day-to-day operations
- Perform advanced troubleshooting of system, network, and application issues, using in-depth log analysis and system diagnostics to identify root causes and resolve complex production problems
- Perform OS maintenance activities, including system updates, patching, performance tuning, configuration management, and security hardening in accordance with operational and compliance requirements
- Develop and maintain automation using Bash, Python, Ansible, or similar tools to streamline system administration tasks, reduce manual effort, and improve operational consistency
- Install, configure, and support Linux-hosted software applications, virtualization platforms, and associated infrastructure components required to support mission workloads
- Document system configurations, operational procedures, and troubleshooting guidance, and contribute to shared knowledge bases to support team continuity and operational maturity
- Provide tiered help desk support to system users, including issue triage, escalation, and resolution
- Participate in operational meetings and daily task coordination, providing status updates and collaborating with team members and stakeholders to support ongoing system operations
- Participate in an operational phone rotation to respond to time-sensitive issues outside of normal business hours
Key Technologies
- Software: Apache Webserver, PostGres SQL/PostGIS, OMAR, OSSIM, RedHat Linux, FreeIPA, Microsoft Windows Server, Microsoft Office, Microsoft Internet Information Service, OGC Web Services (WMS, WFS, WCS), Google Earth Client, Geospatial products
- Hardware: Network Attached Storage (NAS) deployment and maintenance; firewall, switch, and router installation, deployment and maintenance; server
BASIC QUALIFICATIONS
- TS/SCI with Polygraph
- Bachelor's degree in a related technical field
- Minimum of 5 years of professional experience as a Linux System Administrator or in a closely related systems administration role supporting production environments
- Demonstrated proficiency administering Linux systems (Red Hat–based and/or Debian-based distributions), including system configuration, patching, performance tuning, and troubleshooting
- Experience working with Elastic
- Strong working knowledge of cloud environments, especially AWS (compute, storage, monitoring)
- Proven ability to analyze system and application logs (e.g., syslog, system journals, application logs) to diagnose issues, identify root causes, and resolve complex problems
- Solid understanding of infrastructure fundamentals, including server hardware, storage systems, virtualization technologies, and core networking concepts
- Experience deploying, maintaining, and patching open-source and custom applications on Linux platforms in compliance-driven or regulated environments
- Experience supporting security and compliance requirements for Linux systems, including authentication and authorization fundamentals and support for ATO-driven operations
- Ability to work independently with minimal supervision, while also collaborating effectively within a technical team and communicating clearly with stakeholders
- Strong problem-solving skills and the ability to communicate technical issues and resolutions effectively in both written and verbal form
PREFERRED QUALIFICATIONS
- Experience supporting hybrid cloud and on-prem environments, including familiarity with AWS and other government or IC cloud platforms (e.g., C2S)
- Exposure to automation and configuration management tools such as Ansible, as well as scripting in Bash or Python beyond basic operational tasks
- Familiarity with CI/CD pipelines and DevOps tools, including Jenkins, GitLab, Docker, Kubernetes, or OpenShift
- Experience supporting PostgreSQL
- Familiarity with enterprise monitoring, logging, and observability tools and using metrics to improve system reliability and performance
- Experience working with enterprise storage solutions (NFS, NAS, SAN) and backup/recovery platforms
- Prior experience supporting mission, data-driven, or intelligence-community systems in classified or regulated environments
- Relevant technical certifications, such as Linux (RHCSA/RHCE), AWS, Cisco, or related infrastructure certifications
WHAT'S IN IT FOR YOU?
- Flexible work environment
- A team mentality – work with friendly, like-minded professionals
- Work with innovative, cutting edge technologies
ENJOY EXTREMELY COMPETITIVE COMPENSATION AND BENEFITS
- A work-life balance you can count on
- Opportunities to grow and advance your career on our dime
THE BENEFITS YOU GET WITH FREEDOM
- Amazing benefits including matching 401k, fully paid medical, and more
- Generous paid time off – including paid site closure days
- Competitive salary offerings
- Paid training and tuition reimbursement
- Referral bonuses
- Fully paid life and disability
- Annual logo wear allowance
- Company sponsored events (game nights, holiday party, summer party, happy hours)
Interested in learning more about Freedom and our culture? Contact us today! We're constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team.
As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status
Applicant Federal & E-Verify Postings VEVRAA Federal Contractor
Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at
Phone: 410-290-9035
Email: recruiting@goftsg.com
Equal Opportunity Employer, including disabled and veterans.
If you want to view the EEO Law poster, please choose your language: English - Spanish - Arabic - Chinese
If you want to view the EEO Law Supplement poster, please choose your language: English - Spanish - Chinese
If you want to view the Pay Transparency Policy Statement, please click the link: English
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- Staffing & Recruiting
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Mid Level Linux Administrator Jobs: Frequently Asked Questions
How do I get a mid level linux administrator job?
Position your experience around ownership and outcomes, not just task completion. Highlight systems you built or rebuilt, incidents you led the response on, and any automation or tooling you introduced. Employers at this level want to see that you can work independently across the full lifecycle of a project, so frame your resume around decisions you made and problems you solved, not just duties you performed.
Which companies hire mid level linux administrators?
Companies hiring mid level linux administrators right now include Bloom Energy, Booz Allen Hamilton, and Procom Services America, based on current listings on Migrate Mate as of September 2026. Hiring at this level comes from a wide range of employers, including large enterprises scaling their infrastructure teams, managed service providers, and technology-forward organizations with complex on-premises or hybrid cloud environments.
Are there remote mid level linux administrator jobs?
Yes, remote options are a real part of the market at this level. About 0% of mid level linux administrator openings are remote or hybrid as of September 2026, reflecting how many organizations now manage distributed infrastructure teams. Roles requiring hands-on data center access tend to be on-site, while those centered on configuration management, monitoring, and scripting are more likely to be flexible.
How do I move up to a mid level linux administrator role?
Growing into a mid level linux administrator role means shifting from executing assigned tasks to owning outcomes. Build deeper expertise in areas like shell scripting, configuration management tools, and system performance tuning. Take on projects that require you to see a problem through from diagnosis to resolution without being walked through each step. Demonstrating measurable impact, such as reducing downtime or automating a manual process, is what separates a mid level candidate from an entry level one.
Which industries hire the most mid level linux administrators?
Mid Level linux administrator roles concentrate in Staffing & Recruiting, Technology & Software, and Electronics & Hardware, based on current listings on Migrate Mate as of September 2026. These sectors drive hiring at this level because they rely heavily on stable, secure Linux environments to run critical workloads, and they need administrators who can maintain and improve those systems with limited day-to-day supervision.