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Linux Systems Network (CISCO) System Support Engineer - TS/SCI

Associates Systems LLC
Aurora, CO Full Time
POSTED ON 5/12/2026
AVAILABLE BEFORE 6/11/2026
All Qualified candidates will be responded to in 24 hours or less
Active TS/SCI is a must,  this effort is on-Site -
Will sponsor /Ability to obtain a CI Poly after start
Employment type: Full Time w-2 or Contract
Rate: open to Negotiation
Benefits: including Health, Dental Vision, PTO, Holiday etc...


Senior Platform Network Engineer will perform network support and system troubleshooting efforts to maintain our current systems; hands on administration, implementation, and troubleshooting of enterprise network systems (Layer 2 and Layer 3) in support of the next generation of satellite data management capabilities in an evolving threat landscape. Tasks include: Utilizing your Linux background and System Administration skills to implement switch, firewall, and router configurations, utilizing scripting knowledge and experience with network technologies, services, operations, and associated security practices.
The Platform Network Engineer will primarily work in our Aurora CO location.  Some travel (up to 10%) may be required at our customer sites to support Installation, integration and test activities as needed.
What You Will Do
• You will leverage company and industry best practices and capabilities to design, deploy, implement, modernize, and support scalable network solutions
• You will support Network designs & development related activities, optimizing for performance and scalability across multiple computing environments
• You will utilize your Linux skills at the command line to deploy updates and change products for Cisco based network systems to support program needs
• You will provide guidance on network resource allocation, utilization, and optimization
• You must be a strong troubleshooter with experience in network issue mitigation as well as prevention
Qualifications You Must Have
• Experience with Linux System Administration (E.g. RHEL 6.0 )
• Experience with VMWare and related virtualized systems
• Typically requires BS/BA Degree in Science, Technology Engineering Math (STEM) in Computer Science, Computer Engineering, Information Technology or Physics and 5 years of related work experience
• Comp TIA Security within 90 days after starting in the role
• Current TS/SCI with CI Poly security clearance is required day 1. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
• Advanced Experience configuring, deploying, and supporting network systems (E.g. Cisco, Cisco Nexus, Cisco ASA, Brocade)
• Experience Troubleshooting Layer 2 and Layer 3
• Experience with Firewall Implementation and knowledge
• Scripting in Python (preferred); Bash, Shell
• Experience integrating with identity management, access management, and authorization solutions (PKI, LDAP).
• Experience with Agile Development Methodologies (E.g.: Scrum, SAFe).
• Experience with scanning tools
​​​​​​​• Basic Experience Using Automation Frameworks

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Salary.com Estimation for Linux Systems Network (CISCO) System Support Engineer - TS/SCI in Aurora, CO
$110,727 to $130,591
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