What are the responsibilities and job description for the Windows & Linux Systems Administrator (5410) position at SMX?
SMX is seeking a Windows / Linux System Administrator to support our customer on-site at NAS Patuxent River. This role focuses on hands-on support of hardware/software and operating systems.
The System Administrator will be responsible for ensuring all systems remain compliant, secure, and operational through proper administration including patching, scanning, backups, and more.
The ideal candidate will bring strong Windows and Linux experience.
Essential Duties & Responsibilities
Required Skills & Experience
Desired Skills & Experience
Application Deadline: 7/13/2026
#cjpost #LI-ONSITE
The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.
The proposed salary for this position is:
$90,000-$138,000 USD
At SMX , we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.
We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what's possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.
SMX is an Equal Opportunity employer including disabilities and veterans.
Selected applicant may be subject to a background investigation and/or education verification.
SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).
The System Administrator will be responsible for ensuring all systems remain compliant, secure, and operational through proper administration including patching, scanning, backups, and more.
The ideal candidate will bring strong Windows and Linux experience.
Essential Duties & Responsibilities
- Provide hardware support for all customer systems
- Support installation, configuration, and sustainment of operating systems and application software
- Perform compliance assurance activities, including applying STIGs, patching, backups, and scans
- Troubleshoot technical issues across hardware, OS, applications, and network connectivity
- Administer Active Directory
- Collaborate with other system administrators and engineers to resolve issues and implement solutions
- Follow established processes for system changes, configuration, and compliance documentation
- Other duties as assigned
Required Skills & Experience
- Clearance Required: Top Secret
- 3 years of related experience
- Windows Server/Domain Controller experience
- Linux experience
- Proficiency with Linux and Windows Servers and systems (RHEL/Ubuntu/Solaris/CentOS/Windows)
- Intermediate knowledge and experience in troubleshooting, critical thinking, and planning
- Strong written and verbal communication skills
- Excellent customer service skills
- Ability to work onsite at NAS Patuxent River
Desired Skills & Experience
- Scripting Experience (Desired)
- ACAS knowledge (Desired)
- Familiarity with STIGs (Security Technical Implementation Guides) (Desired)
Application Deadline: 7/13/2026
#cjpost #LI-ONSITE
The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.
The proposed salary for this position is:
$90,000-$138,000 USD
At SMX , we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.
We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what's possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.
SMX is an Equal Opportunity employer including disabilities and veterans.
Selected applicant may be subject to a background investigation and/or education verification.
SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).
Salary : $90,000 - $138,000