Senior System Administrator
Boulder, COFull-time
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Senior System Administrator at Parsons Technical Services, Inc., Boulder, CO. Posted Oct 29, 2026, last seen on the employer's hiring page Nov 5, 2026. Mentioned in the posting: Clearance required, Security+, AWS, Kubernetes.
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...
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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 a sharp Systems Administrator to join our growing team!
Work Shift:
- Sunday – Thursday 9 AM – 5 PM Mountain Time
- Required to work Federal Holidays with OT (if this does not fall withinyour normal work schedule) Mountain Time
What You’ll Be Doing:
- Provide Onsite Tier I systems, hardware, application, and storage administration support in a primarily Red Hat environment with Active Directory.
- Monitor system for anomalies or issues requiring attention or escalation.
- Perform initial troubleshooting of system issues.
- Augment current Tier 1 support by facilitating vendor onboarding, account creation, password resets, and software updates.
- Provide IT and Audio-Visual support for classified and unclassified lab events, demonstrations, meetings, and symposiums.
- Responsible for the maintenance, configuration, and reliable operation of computer systems, and virtualization-based hardware and software.
- Implement technical hardware and software solution to meet system requirements.
- Generate, review, and analyze manual and automated cyber reports.
- Assist in system and equipment installation, verification, and check-out.
What Required Skills You’ll Bring:
- Active Secret DoD Security Clearance with ability to obtain and/or maintain a TS/SCI
- 12+ years of experience, with additional education, training, and certifications able to count towards total years of experience
- Bachelors degree, with additional years of experience able to count in lieu of a degree. Additional flexibility pending Customer approval.
- Current Security+ Certification or equivalent IAT Level II or III certification
- Experience with Red Hat Enterprise Linux and the Microsoft Windows operating systems administration.
- Experience with administration and troubleshooting of virtualized and bare metal platforms (Virtual Machines, Containers, Other).
- Experience with Windows Active Directory domains and Windows server administration.
- Familiar with VMware vSphere/ESXi.
- Experience with adding, removing, and updating Red Hat RPMs.
- Understanding of network fundamentals (IP, Ethernet).
- Experience with virtualized operating system concepts and administration.
- Working knowledge of security assessment/compliance products (HBSS, ACAS, OpenSCAP, ePO, SCC).
- Must be able to work in a production/operational environment.
- Strong troubleshooting skills.
- Strong interpersonal and customer service skills.
What Desired Skills You Might Bring:
- Two or Four year Degree in IT discipline preferred.
- Red Hat Certified System Administrator (RHCSA)
- Microsoft Certified Solutions Associate Certification (MCSA)
- Experience with audio/visual systems.
- Experience with KVMoIP systems.
- Experience with working with a Security Information and Event Management (SIEM) tool to monitor system alerts (Elastic preferred).
- Working knowledge of the following technologies or equivalent: Linux, Docker, Kubernetes, Kickstart, DHCP, Ansible, SDN, RPM.
- Working knowledge of automation tools (Chef, Puppet, Ansible, Other)
- Experience within an Agile framework environment.
- Working knowledge of security assessment/compliance products (HBSS, ACAS, OpenSCAP, ePO, SCC, STIGs, STIG Viewer).
- Experience with system automation and configuration management.
- Experience with JIRA, DI2E, and Confluence.
- Working knowledge of complete hardware stack: rack, power, compute (CPU and GPU), storage (NAS, SAN, Scale-out, and Object), network (switches, routers, load balancers, and firewalls), workstation, and display.
- Intermediate knowledge of RHEL administration (RHEL 8 and above).
- Management of virtualization, cloud, and container technology (VMware workstation/vSphere/vCenter/ESXi, AWS EC2/S3/Glacier, Docker/Kubernetes/OpenShift).
- Fluent in one or more of the following scripting areas: Shell, Python or Perl.
Security Clearance Requirement:
An active Top Secret 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 - $196,400.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!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 tohttps://www.parsons.com/fraudulent-recruitment/.
Read the full description on Parsons Technical Services, Inc.'s site
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