Jr. System Admin, Linux Engineer Job at Trace3 (Colorado Springs)

Jr. System Admin, Linux Engineer

Trace3

Location:
United States , Colorado Springs

Category:
IT - Administration

Contract Type:
Not provided

Salary:

50000.00 - 63000.00 USD / Year

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Job Description:

The Jr. System Admin, Linux Engineer supports North American Aerospace Defense Command (NORAD) on the Integrated Tactical Warning/Attack Assessment (ITW/AA) and Space Support Contract II. Trace3 Gov’s team provides engineering expertise and IT services in support of various NORAD, NORTHCOM, USSTRATCOM, and US Space Force Command and Control (C2) missions. The systems provide timely, accurate, unambiguous, and continuous classified communications and processing capability in operations centers at Cheyenne Mountain Space Force Station, Peterson Space Force Base, Colorado; Offutt AFB, Nebraska; Vandenberg, California; and other worldwide operational locations. Employees perform enterprise architecture, system engineering, software development, system integration, and system test duties to fulfill operations, maintenance, and sustainment requirements.

Job Responsibility:

Provide Systems Administration/Integration to support Linux environments
Administer/update/troubleshoot air warning, missile warning & space defense systems development/test environments
Implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management
Linux System Administrator responsible for the internal administration, maintenance, and management of capacity resources the integrated NISSC development environment at the Government Test Development Facility
Set up and manage Linux and Windows systems, applications and environments and ensuring those systems comply with government security standards
Builds, configures, troubleshoots, and integrates new and existing servers to provide service enhancements, application deployments and infrastructure upgrades
Sets up administrator and service accounts, maintains system documentation, tunes system performance, installs system-wide software, and allocates mass storage space
Troubleshooting network hardware and software applications, OS upgrades, and security systems to resolve operational issues and restore services
Responsible for monitoring performance, system usage, and back-up and recovery
Familiarity with storage appliances and configurations
Experience with VMware and the ability to analyze and optimize
Familiarity with Continuous Integration/Continuous Deployment (CI/CD), agile system development, and DevSecOps tools and processes
Experience implementing patches, scanning, remediating findings, auditing
Supports operating system patching in compliance with security policy and procedures
Support software deployments to customer sites
Ensures lab configuration management
Manage tickets and resolution of issues identified by lab users

Requirements:

0-3 years of experience
Minimum Secret Clearance (Active or active within past 24 months), TS preferred
Bachelor’s degree in related field preferred, or equivalent experience
DoD 8570 certification at IAT Level II or higher (Security+, GSEC, SCNP, SSCP, CISSP, CISA, GSE, SCNA) is required within 90 days of starting
U.S. Citizenship is required
Experience supporting capability development, delivery, and sustainment of Command and Control (C2) systems within an Agile environment supporting the missile warning, missile defense, and space domain awareness (SDA) domains is highly desired

Nice to have:

Experience in Systems Administration of complex applications on Unix/Linux platforms
Experience with Linux/Unix system administration including installing and configuring systems from the OS level up
Experience with Information Assurance policies and procedures and the ability to apply IA requirements to an existing system, experience with applying group policies from Active Directory environment impacting Linux OS
Ability to write scripts in Perl, bash shell and Expect languages or equivalent (developing, debugging, and maintaining)
Experience with configuring, analyzing, and troubleshooting clustered and virtual Oracle (Sun) and Linux-based servers
Technical aptitude and ability to administer Network services including Active Directory, LDAP, Radius, NPS
Understanding of network services including DNS, DHCP, NPS and relation to Linux Operating Systems
Authentication services including LDAP, Active Directory, Radius, NPS
Server support including Linux and VMWare
Ability to troubleshoot and accurately identify root cause of infrastructure issues
Creation of custom scripts/programming for customer and administrative needs
Familiarity with network administration, switches, configuring for host security, availability, and throughout
Linux IPA including LDAP, DNS, Kerberos, addressing any directory services requirements
Filesystem management on large fiber-channel RAID storage arrays, Linux kernel config and tuning
Customization of Linux servers for use with large RAID disk arrays
Skills/understanding of Microsoft server and OS products that connect and support Linux based systems
Experience with VMWare installation and configuration and Systems Administration of ESXi hosts, deploying and configuring VMWare vCenter, configure virtual storage using ISCSI and NFS storage

What we offer:

Comprehensive medical, dental and vision plans for you and your dependents
401(k) Retirement Plan with Employer Match, 529 College Savings Plan, Health Savings Account, Life Insurance, and Long-Term Disability
Competitive Compensation
Training and development programs
Major offices stocked with snacks and beverages
Collaborative and cool culture
Work-life balance and generous paid time off

Additional Information:

Job Posted:
December 13, 2025

Employment Type:

Fulltime

Work Type:

On-site work

Trace3 - All Job Offers

Job Link Share:

Jr. System Admin, Linux Engineer

Trace3

Location:
United States , Colorado Springs

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 13, 2025

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