Senior Linux/Unix Systems Administrator (4411)

Reposted 9 Days Ago
Be an Early Applicant
Dahlgren, VA
In-Office
105K-175K Annually
Senior level
Cloud • Information Technology
The Role
The role involves administering Linux/Unix systems, ensuring security, managing networks, and software installations while maintaining performance and recovery processes.
Summary Generated by Built In

SMX is looking for a highly motivated Senior Linux/Unix Administrator to join our team in support of Naval Surface Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems Administrator will work as part of our team managing Research, Development, Test & Evaluation environments, ensuring the functionality, security, and efficiency of Unix/Linux-based systems, networks, and software infrastructure.

This position will be hybrid with the onsite work location in Dahlgren, VA. 

Essential Duties & Responsibilities include the daily administration of Linux/Unix systems and software including but not limited to:

  • Backup and Recovery
  • Software management
  • Security management
  • Software and hardware installation (OS and apps)
  • OS and application performance tuning
  • Troubleshooting
  • Resource allocation

Required Skills & Experience 

  • Clearance Required: Secret
    • Must be able to obtain and maintain Top Secret
  • 6+ years' experience administering Linux/Unix systems and networks
  • Experience with the following: 
    • Backup and Recovery 
    • Software management
    • Security management
    • Software and hardware installation (OS and apps)
    • OS and application performance tuning
    • Troubleshooting
    • Resource allocation
    • Secret clearance with ability to obtain and maintain Top Secret clearance
    • Networking protocols
    • Network security tools such as firewalls
    • Vulnerability management
  • IAT III certification such as CISSP, CISM, GSLC, CASP or equivalent

Desired Qualifications:

  • Experience working within DoD or Navy programs
  • Bachelor's degree

Application Deadline:  12/1/2025

#cjpost #LI-HYBRID


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:
$105,100$175,100 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).

Top Skills

Backup And Recovery
Linux
Network Security Tools
Networking Protocols
Security Management
Software Management
Unix
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The Company
HQ: Hollywood, MD
1,413 Employees
Year Founded: 1995

What We Do

SMX is a global technology and advanced engineering provider specializing in Cloud Solutions, C5ISR, and Advanced Engineering / IT. Our tradition of delivering innovative, technical solutions dates back to 1995, however, you may know us better by one of our legacy company names: Trident Technologies, Smartronix, Datastrong, or C2S Consulting Group. With the support of OceanSound Partners, our private equity investment sponsor, we began operating as one business starting in 2019 and became SMX in 2021. We operate in close proximity to our clients around the globe and have core locations in Alabama, California, the DC Metro, Florida, Hawaii, Maryland, and Massachusetts.

Today, as SMX, we are one team and together empower government and commercial enterprises to become more effective, innovative, and resilient, no matter what challenges they face.

SMX offers competitive benefits, excellent work environments, and growth opportunities for our employees while continuing to expand operations and support our communities. We have more than 25 years of rapid and consistent growth with continuous recognition as an employer-of-choice technology company. In addition, we have earned coveted industry quality and business certifications; have a strong commitment to business partnerships, ethics, compliance, and sustainability; and have a multitude of premier contracting vehicles. The combination of these attributes allows us to provide sound, repeatable business solutions yet remain flexible and agile to quickly adapt to specific customer requirements.

Committed to ensuring the highest levels of customer satisfaction, SMX is structured around the programs and technologies we support to provide optimal and seamless operations. We have maintained a reputation for excellence, helping to assure the missions of our Department of Defense, Public Sector, Fortune 1000, and other Government and commercial customers.

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