System Administrator

LinTech Global; Orlando (FL); On-site; USD 85,000 - 125,000; Full time

Benefits offered by this job

Health Insurance

Paid Holidays

Paid Sick Days

Life/AD&D

Short/Long Term Disability Insurance

401k Plan with Company Match

Employee Recognition Program

Performance Bonus

Job summary

Dexian Government Solutions is seeking a System Administrator to configure, deploy, and maintain RHEL servers and virtualization within a DoD setting. This hybrid role involves security compliance, end-user support, and ongoing infrastructure improvements.

You will work with VMware, cloud platforms, and Active Directory while aligning with DISA STIGs and federal standards. Strong problem-solving and communication are essential.

Qualifications

• Must have a Bachelor’s degree or 4 years of equivalent work experience.
• Strong knowledge of Red Hat Enterprise Linux operating systems.
• Experience with virtualization (VMware, Hyper‑V).
• Familiarity with cloud platforms (AWS, Azure, GCP).
• Solid networking fundamentals (TCP/IP, DNS, DHCP, VPNs).
• Awareness of cybersecurity best practices and DISA STIGs.
• Scripting proficiency (Ansible, PowerShell, Bash, Python) preferred.
• Excellent problem-solving and communication skills.
• Familiarity with federal security compliance standards.

Responsibilities

• Install, configure, and maintain RHEL servers and apps.
• Manage and maintain the VMware virtualization environment.
• Monitor performance and ensure availability of IT infrastructure.
• Perform routine maintenance, patches, updates, and backups.
• Manage AD accounts, permissions, and access controls.
• Troubleshoot issues and provide end-user support.
• Document system configurations and procedures.
• Maintain cybersecurity standards within RHEL and virtualization.
• Assist with upgrades, migrations, and new deployments.
• Collaborate with IT team and vendors on complex issues.

Skills

RHEL expertise

Virtualization technologies

Networking concepts

Cybersecurity best practices

Scripting: Ansible/PowerShell/Bash/PY

Communication & organization

Education

Bachelor's degree in CS/IT or 4 years experience

Tools

VMware

Hyper-V

AWS

Azure

Google Cloud

Active Directory

Ansible

PowerShell

Bash

Python

Job description

Position Overview:

The System Administrator is a hybrid remote/in-office position primarily responsible for configuring, deploying and maintaining RHEL virtual servers and virtualization technologies within a DoD environment. This role involves troubleshooting technical issues, implementing security measures, and supporting end users to ensure the organization's IT infrastructure runs efficiently and securely.

Job Duties:

• Install, configure, and maintain RHEL servers, operating systems, and applications
• Managing and maintaining the virtual environment within VMware product line
• Monitor system performance and ensure the availability and reliability of IT infrastructure
• Perform routine system maintenance, including patches, updates, and backups
• Manage user accounts, permissions, and access controls in Active Directory or other identity management platforms
• Troubleshoot hardware, software, and network issues, providing timely support to end users
• Maintain documentation of system configurations, processes, and procedures.
• Maintain Cyber Security standards and requirements within RHEL and virtualization technologies
• Assist with planning and executing system upgrades, migrations, and new technology deployments
• Collaborate with IT team members and vendors to resolve complex technical issues

Required Qualifications:

• Bachelor's degree in Computer Science, Information Technology OR 4 years of equivalent work experience.
• Strong knowledge of RHEL operating systems.
• Strong knowledge of virtualization technologies (VMware, Hyper‑V, etc.)
• Experience with cloud platforms (AWS, Azure, or Google Cloud) a plus
• Knowledge of networking concepts (TCP/IP, DNS, DHCP, VPNs)
• Understanding of cybersecurity best practices
• Scripting skills (Ansible, PowerShell, Bash, or Python) preferred
• Excellent problem-solving, communication, and organizational skills
• Familiarity with DISA STIGs and federal security compliance standards

Requirements to Start:

• A fully adjudicated DOD Secret clearance is required to Start
• An IAT Level II Certification, such as CompTIA Security+ce, is required to Start

Company Description

Dexian Government Solutions is an award‑winning, ISO 9001:2015 certified, business and GSA contract holder providing diversified Information Technology services to both Civilian and Defense agencies. Services include Software Development, Systems Integration, Data Management, Project Management, Operations & Maintenance, Cybersecurity, and Training and Audio/Visual (AV) Solutions. Dexian Government Solutions has received several recognitions, including rankings on "Top 50 Companies to Watch", Washington Technology's Annual "FAST 50", and Inc. 500's List of "Fastest Growing Private Companies". The Dexian Government Solutions team is comprised of individuals who are dedicated to the success and sustainability of our customers and their missions. Our combination of technical expertise, big business experience, and small business agility allows us to promptly provide our customers with exceptional IT and engineering solutions.

Benefits

Our robust benefits package includes Open Paid Time Off, 11 Federal Paid Holidays & 5 Paid Sick Days, Company-paid Life/AD&D, Company-paid Short Term and Long-Term Disability, Health Insurance with Company Contribution, 401k Plan with Company Match, Employee Recognition Program, opportunity for Employee Referral Bonus, opportunity for annual Performance Bonus and much more!

EEO Statement

Dexian Government Solutions is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment is decided based on qualifications, merit, and business need.

All applicants will be considered for employment without attention to race, religion, color, national origin, ancestry, physical or mental disability, medical condition, pregnancy (including childbirth, lactation and related medical conditions), marital status, genetic information (including characteristics and testing), gender, sexual orientation, gender identity or expression, military and veteran status, or any other status protected under federal, state, or local law in the locations where we operate.

If you are an individual with a disability and would like to request a reasonable accommodation as part of the employment selection process, please contact Human Resources. The Company invites any applicant and/or employee to review the Company's written Affi­vacative Action Plan. This plan is available for inspection upon request.

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This role requires an active Secret Security Clearance, customer approval, and successful completion of a pre‑employment background screening.