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Remote Linux Security Jobs in Illinois (NOW HIRING)

Fractional CTO- Chicago

Chicago, IL · Remote

$200 - $300/hr

Fractional Chief Technology Officer (CTO) Part-Time / Fractional | 10-30 Hours Per Week | Remote ... Advise leadership on infrastructure, security, compliance, scalability, and technical investments

Support Analyst

Downers Grove, IL · On-site +1

$70K - $100K/yr

... security focus. This position can work remote within the United States and occasional travel to ... Basic knowledge of Linux is a plus * Microsoft SC-500 certification is a plus * Legally authorized ...

None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an AWS GovCloud Engineer to ... Linux operations: perform RHEL 8/9 command‑line administration and production support.

Advanced Linux knowledge including, but not limited to, kernel bypass, kernel tuning, and ... This role is open to hybrid and fully remote candidates In addition to technical skillsets, Akuna ...

Cloud Operations Engineer

Chicago, IL · On-site +1

$65K - $130K/yr

Location Remote based role with preference in Hub Office City About The Job You're Considering ... Collaborate with security, operations, and compliance teams to implement secure-by-design ...

... Linux, Python, and web services at scale. We are building the next generation management solution ... security, compliance and operations. Build a rewarding, meaningful career working with the best and ...

Systems Engineer

Chicago, IL · On-site +1

$120K/yr

Extensive experience with a variety of Linux distributions (RedHat, Ubuntu, etc.) * Deep ... This role is open to hybrid and fully remote candidates In addition to technical skillsets, Akuna ...

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Remote Linux Security information

What is the difference between Remote Linux Security vs Remote Linux System Administrator?

AspectRemote Linux SecurityRemote Linux System Administrator
Primary FocusSecurity, vulnerability management, threat mitigationSystem setup, maintenance, user management
CertificationsCompTIA Security+, CISSP, Linux Security certificationsLinux+, LPIC, RHCSA
Work EnvironmentSecurity teams, cybersecurity firms, IT departmentsIT support, infrastructure teams, data centers
Common TasksFirewall configuration, intrusion detection, security auditsServer configuration, updates, user permissions

Remote Linux Security specialists focus on protecting Linux systems from threats, while Remote Linux System Administrators manage and maintain Linux servers. Both roles require Linux knowledge, but security roles emphasize safeguarding systems against vulnerabilities, whereas system administrators handle daily operations and system health.

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What are popular job titles related to Remote Linux Security jobs in Illinois? For Remote Linux Security jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Remote Linux Security jobs in Illinois look for? The top searched job categories for Remote Linux Security jobs in Illinois are:
What cities in Illinois are hiring for Remote Linux Security jobs? Cities in Illinois with the most Remote Linux Security job openings:

Fractional CTO- Chicago

Performacentric

Chicago, IL • Remote

$200 - $300/hr

Part-time

Posted 18 days ago


Job description

Fractional Chief Technology Officer (CTO)

Part-Time / Fractional | 10–30 Hours Per Week | Remote

About Performacentric

Performacentric is an AI software company focused on building agentic AI solutions that help small and mid-market businesses improve operational performance, business visibility, employee productivity, and customer outcomes. We develop intelligent AI copilots and agents that automate workflows, unify fragmented business systems, and enable smarter decision-making for growing organizations.

We are seeking a highly technical and execution-focused Fractional CTO to help architect, secure, scale, and operationalize our technology ecosystem.

Position Overview

The Fractional CTO will serve as the senior technical leader for Performacentric, guiding the company's infrastructure, development standards, cloud architecture, DevOps strategy, and long-term technical roadmap.

This is a hands-on leadership role ideal for a builder who is comfortable operating both strategically and tactically. The ideal candidate can establish engineering best practices while also implementing CI/CD pipelines, managing cloud infrastructure, supporting SaaS deployments, and maintaining critical business systems such as IceWarp.

The role is expected to average between 10–30 hours per week depending on active projects and operational needs.

Key ResponsibilitiesTechnical Leadership & Strategy
  • Define and execute the company's technical roadmap
  • Recommend scalable architecture decisions for AI applications and SaaS platforms
  • Establish software engineering standards, governance, and best practices
  • Advise leadership on infrastructure, security, compliance, scalability, and technical investments
  • Evaluate and recommend tools, frameworks, hosting environments, and integrations
  • Assist with technical hiring and vendor evaluation when necessary
DevOps & Infrastructure Management
  • Design, build, and maintain CI/CD pipelines for application deployment
  • Implement automated deployment, testing, monitoring, and rollback strategies
  • Manage cloud infrastructure environments (AWS preferred)
  • Configure and maintain infrastructure-as-code practices where appropriate
  • Monitor uptime, system reliability, backups, disaster recovery, and performance optimization
  • Establish observability and monitoring tools for infrastructure and applications
Cloud & Systems Administration
  • Manage and maintain Performacentric's cloud-hosted instance of IceWarp
  • Handle email server administration, DNS, SPF, DKIM, DMARC, and mail security configurations
  • Maintain user access controls, permissions, and security standards
  • Ensure business continuity and infrastructure resilience
Security & Compliance
  • Implement cybersecurity best practices across applications and infrastructure
  • Conduct security reviews and vulnerability mitigation
  • Establish secure authentication and credential management practices
  • Ensure environments follow appropriate data privacy and security standards
Product & Engineering Collaboration
  • Work alongside developers, contractors, and AI engineers to guide implementation
  • Review application architecture and deployment workflows
  • Help translate business objectives into technical execution plans
  • Assist with product scalability planning as the company grows
Required Qualifications
  • 7+ years of experience in software engineering, cloud infrastructure, DevOps, or technical leadership
  • Prior experience serving as a CTO, Head of Engineering, Lead Architect, or senior DevOps leader
  • Strong hands-on experience building CI/CD pipelines
  • Deep experience with AWS or similar cloud platforms
  • Experience managing Linux-based infrastructure and cloud-hosted applications
  • Familiarity with containerization technologies such as Docker
  • Experience with Git-based deployment workflows and automation tools
  • Knowledge of cybersecurity, infrastructure hardening, and access management
  • Experience administering business communication platforms or mail infrastructure
  • Strong written and verbal communication skills
  • Ability to operate independently in a startup environment
Preferred Qualifications
  • Experience working with AI platforms, LLM-based applications, or automation systems
  • Familiarity with tools such as:
    • GitHub Actions
    • Jenkins
    • Terraform
    • Kubernetes
    • Supabase
    • PostgreSQL
    • N8N
    • LangChain
    • Vector databases
  • Experience supporting SaaS startups or early-stage technology companies
  • Knowledge of API architecture and integrations
  • Familiarity with IceWarp administration
Ideal Candidate Traits
  • Builder mentality with strong execution skills
  • Comfortable balancing strategy with hands-on implementation
  • Able to prioritize effectively in a fast-moving startup environment
  • Highly organized and security conscious
  • Strong problem-solving and troubleshooting capabilities
  • Comfortable working asynchronously and remotely
Compensation
  • Flexible hourly or monthly retainer structure ranging from $200/hr-$300/hr depending on experience and availability
  • Long-term opportunity with growth potential as Performacentric expands
  • Flexible remote work environment
Work Schedule
  • Fully remote
  • 10–30 hours per week
  • Flexible scheduling with occasional availability for leadership and technical planning meetings
To Apply

Please submit:

  • Resume and cover letter
  • Brief summary of relevant DevOps/cloud infrastructure experience
  • Examples of CI/CD pipelines or infrastructure environments you have managed
  • Technologies and cloud platforms you are most comfortable with
  • Desired hourly rate or monthly retainer expectations