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Parsons Corporation

Systems Administrator - TS/SCI w/Poly

Sorry, this job was removed at 12:25 p.m. (MST) on Thursday, Oct 15, 2026
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In-Office
Aurora, CO, USA
112K-196K Annually
Expert/Leader
In-Office
Aurora, CO, USA
112K-196K Annually
Expert/Leader

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Maintain secure Linux-based systems, servers, networks, security appliances, storage, software, and operating systems supporting U.S. Government development and engineering efforts. Responsibilities include system monitoring, performance tuning, upgrades, security auditing, application and data migrations, documentation, onboarding and offboarding configuration, procurement recommendations, and information assurance support. The role requires active TS/SCI with polygraph clearance, U.S. citizenship, technical education or equivalent experience, and extensive systems administration expertise.
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In a world of possibilities, pursue one with endless opportunities. Imagine Next!

 

At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

 

Job Description:

Parsons is looking for an amazingly talented Systems Administrator to join our team! The successful candidate will join a team of specialized engineers dedicated to solving wireless signal processing and analysis challenges.  


What You'll Be Doing:

  • Establish, manage, and maintain computer network infrastructures and computing environments, particularly those employed for dedicated software development/test requiring secure remote access 
  • Implement and maintain Linux-based data processing systems supporting U.S. Government software development and engineering design efforts 
  • Install, configure, manage, update, and rebuild servers, security appliances, peripherals, services, settings, directories structures, storage, software, operating systems, etc.  
  • Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources etc.  
  • Perform ongoing performance tuning, hardware upgrades, and resource optimization, as required, and conducting regular and ongoing security monitoring and auditing  
  • Diverse opportunities for ‘out-of-the-box’ problem-solving that must be expressed using verbal, and written communication skills to foster a collegial and collaborative approach to working with team members.  
  • Develop and maintain internal engineering documentation (e.g., IT policies, procedures, timelines, etc.)  
  • Perform tasks to support Information Assurance and Network Accreditation requirements as needed. 
  • Research and provide recommendations to purchase hardware and software and coordinates installation 
  • Create Onboarding/Offboarding Configurations for New Employees

What Required Skills You'll Bring:

  • Must be a U.S. Citizen 
  • TS/SCI w/Poly is required
  • Bachelor's Degree in Engineering or an equivalent technical/scientific discipline specifically related to area of specialty. Additional years of experience in lieu of a degree may be considered.
  • Minimum of 10+ years of related professional experience
  • Experience with Planning, Coordinating, and performing migration of applications and data processing systems as required 
  • Knowledge of networking, system installation and maintenance of software 
  • Demonstrated knowledge of user login authentication schemes and repository management 
  • Familiarity with Administration of Windows Clients 
  • Experience with source/version control systems (Git, GitHub) 
  • Demonstrate problem-solving, verbal and written communication, and organizational skills. Must have experience with Microsoft Office products (Word, PowerPoint, Excel, and Project).  

 

What Desired Skills You'll Bring:

  • Three (3) years of experience in a system administration and/or network engineering role performing tasks like those described above 
  • Two (2) years of experience with Linux/Unix environments 
  • Two (2) years in a role that requires IT Security compliance regimes and standards for systems supporting storage and processing of Covered Defense Information (CDI), Controlled Unclassified Information (CUI), For Official Use Only (FOUO) information, export-controlled data, or other similar information categories; knowledge of security requirements and control regimes for classified information processing systems is a plus. 
  • Two (2) years supporting teams through the full software lifecycle—including requirements definition, design, software development, implementation, and test & verification—to be able to effectively support related efforts as a system administrator
  • Level of understanding of Digital Signal Processing (DSP), RF engineering or spectrum theory, communication systems design and operation, electronic warfare, machine-learning algorithm development, or artificial intelligence techniques. 

Security Clearance Requirement:

An active Top Secret SCI w/Polygraph security clearance is required for this position.​

This position is part of our Federal Solutions team.

The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.

Salary Range: $112,200.00 - $196,400.00

This position will be posted for a minimum of 3 days and will continue to be posted for an average of 30 days until a qualified applicant is selected or the position has been cancelled.

Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY!

Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.

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