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Role description

Senior Systems Administrator with Poly

Bigbear.ai logoBigBear.ai
TypeFull-time
WorkplaceOn-site
SenioritySenior
LocationAnnapolis Junction, MD
Posted9/6/2026
Other

Residency
All applicants must reside in the United States at the time of application.
Overview
Senior Systems Administrator
Location:
On-Site at Customer Location (Annapolis Junction, MD)

Clearance Required:
TS/SCI with Poly

Are you ready to take your systems administration expertise to the next level and support mission-critical operations? BigBear.ai is seeking a
Senior Systems Administrator
to join our team and assist in meeting the needs of our government customer. In this role, you’ll work onsite at the assigned customer location, ensuring optimized system performance, security, and reliability. If you’re passionate about Linux systems, virtual environments, and delivering innovative solutions in a fast-paced environment, we want to hear from you!

What You Will Do

  • Manage & Optimize Systems: Oversee the customer’s Risk Management Framework and related systems to ensure optimal performance and security.
  • Support System Upgrades: Patch, upgrade, and migrate Linux systems and virtual machines (VMs) to maintain system integrity and performance.
  • Contribute to Agile Development: Participate in agile activities, including release planning, sprint planning, and retrospectives, to incorporate lessons learned into engineering processes.
  • Collaborate with Developers: Work closely with developers throughout the application development lifecycle to build features that deliver value to our customers.

What You Need To Have

  • Experience: Bachelor’s degree and 10+ years of systems administration experience.

  • Clearance: TS/SCI with Poly (required).

  • All applicants must currently reside in the United States

  • Technical Expertise:

  • Proficiency with Linux, including a minimum of 3 years of Linux system administration experience (within the last 3 years).

  • Knowledge of physical and virtual servers.

  • Experience researching and creating solutions to close Information Assurance Vulnerability Alerts (IAVAs).

  • Hands-on experience with Ansible for automation.

  • Proven ability to build and maintain VMware environments.

  • Certifications: Security+ certification (required).

What We'd Like You To Have

  • Experience with AWS cloud environments.
  • Scripting experience (Python/Perl) for automation and task optimization.
  • Familiarity with Docker for containerization.

Pay transparency
Please note the targeted compensation range is provided as an estimate, and any actual compensation offer may vary depending on the needs of the company, or an applicant's skillset, competencies, experience, education, certifications, location, or other factors. The estimated range does not include the value of any benefits offered.
About BigBear.ai
BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity. Customers and partners rely on Bigbear.ai’s predictive analytics capabilities in highly complex, distributed, mission-based operating environments. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI. For more information, visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai and X: @BigBearai.

BigBear.ai is an Equal opportunity employer all protected groups, including protected veterans and individuals with disabilities.

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Company info

Bigbear.ai logo

Bigbear.ai

Mission Ready AI

BigBear.ai fuses artificial intelligence with deep mission expertise, empowering decision-makers and operators to act with speed, precision, and confidence. BigBear.ai is at the forefront of innovation for defense and national security and is committed to supporting the critical infrastructure driving our nation's competitive edge. We deploy cutting-edge Al, machine learning, and computer vision solutions to defend critical operations and win with decision advantage. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI.

Founded1988
HQColumbia, US
Size501-1,000 employees employees
Unlock human wisdom
ThesisTermsPrivacy
Industry
Software Development
Tech stackanaplan, rxjava, final-cut-pro-x, bootstrap, mxnet, amazon-sqs, bridge, oracle-database-security, serverless, power-bi
News
  • BigBear.ai (NYSE: BBAI) Joins Exclusive Two-Member Club On Europe's Airport AI Screening Approved List
  • BigBear.ai receives European certification for airport threat detection software
  • BigBear.ai's airport screening software earns ECAC certification
  • BigBear.ai's Pangiam Threat Detection Receives Europe-Wide ECAC Certification for Airport Security Screening
  • BigBear.ai Expands Gross Margin by 878 Bps: What Drives the Gains?

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