Full-Time

System Administrator

Posted on 8/29/2025

Harmonia

Harmonia

201-500 employees

Federal IT services and cybersecurity solutions

No salary listed

Washington, DC, USA

In Person

US Top Secret Clearance Required

Category
IT & Security (2)
,
Required Skills
Linux/Unix
Requirements
  • Active Top Secret clearance with eligibility for Sensitive Compartmented Information (SCI) access required.
  • Bachelor's degree in Information Technology, Computer Science, or related field preferred.
  • 5 years of experience in system administration or a related role.
  • Security+ Certification.
  • Strong knowledge of Windows and/or Linux operating systems.
  • Experience with virtualization technologies such as VMware or Hyper-V.
  • Familiarity with networking concepts and protocols.
  • Excellent troubleshooting and problem-solving skills.
  • Strong communication and interpersonal skills.
Responsibilities
  • System Configuration and Maintenance: Install, configure, and maintain operating systems, applications, and software patches. Monitor system performance and troubleshoot issues to ensure optimal operation.
  • Security Management: Implement security measures to protect systems from unauthorized access, viruses, and other cyber threats. Conduct regular security audits and apply patches and updates as needed.
  • User Support: Provide technical support to end-users, including troubleshooting hardware and software issues, setting up user accounts, and resolving connectivity problems.
  • Backup and Recovery: Implement backup and disaster recovery solutions to protect data integrity and minimize downtime. Test backup systems regularly to ensure reliability.
  • Documentation and Reporting: Maintain accurate documentation of system configurations, procedures, and troubleshooting steps. Generate reports on system performance, capacity, and security.
  • Automation and Optimization: Identify opportunities to automate repetitive tasks and streamline system administration processes. Implement automation tools and scripts to improve efficiency.
  • Collaboration and Communication: Collaborate with other IT teams and departments to support organizational goals and initiatives. Communicate effectively with stakeholders to ensure alignment and transparency.

Harmonia Holdings Group provides IT solutions for U.S. government agencies. They tailor services such as software development, data analytics, and cybersecurity to help federal operations run more efficiently within tighter budgets. Their offerings combine software and services delivered under government contracts, using emerging technologies to meet agencies’ needs. Harmonia differentiates itself by focusing specifically on the federal market, building customized solutions through close agency collaboration, and by its commitment to social impact, including donating millions and supporting veteran employment initiatives. The company’s goal is to improve the efficiency and effectiveness of federal operations while contributing to communities and helping veterans transition into civilian life.

Company Size

201-500

Company Stage

Growth Equity (Venture Capital)

Total Funding

N/A

Headquarters

Blacksburg, Virginia

Founded

2006

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Simplify's Take

What believers are saying

  • Madison Dearborn investment accelerates growth with Damon Griggs as CEO.
  • Active USAspending.gov contracts ensure steady federal revenue streams.
  • New executives like Rod Fontecilla boost AI innovation capabilities.

What critics are saying

  • Damon Griggs' team causes talent attrition in 3-6 months.
  • Booz Allen Hamilton erodes AI/ML contracts in 12-24 months.
  • FY2027 budget cuts slash DevSecOps revenue by 20-30%.

What makes Harmonia unique

  • Harmonia deploys Agile and DevSecOps for federal AI/ML and cybersecurity modernization.
  • 94% employee approval exceeds U.S. average, aiding veteran talent attraction.
  • R3 Corda partnership enhances secure hybrid blockchain for federal banking.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Company Match

Flexible Work Hours

Paid Holidays

Unlimited Paid Time Off

Paid Parental Leave

Gym Membership

Professional Development Budget

Company News

Harmonia Holdings Group, LLC
Aug 20th, 2025
Kirstin Shelton Joins Harmonia as Chief Human Resources Officer

McLean, VA, August 20, 2025 - Harmonia Holdings Group, LLC (Harmonia), a provider of innovative technology solutions to the U.S. Federal Government, today announced that Kirstin Shelton has joined the company as Chief Human Resources Officer (CHRO).

Harmonia Holdings Group, LLC
Feb 26th, 2025
Dawn Halfaker and Sudhakar Kesavan Join Harmonia Board of Directors

Harmonia Holdings Group, LLC (Harmonia), a provider of innovative technology solutions to the U.S. Federal Government, today announced the addition of Dawn Halfaker and Sudhakar Kesavan to their Board of Directors.

Homeland Security Today
Oct 9th, 2024
Rod Fontecilla Joins Harmonia Holdings Group as Chief Innovation and AI Officer

Rod Fontecilla joins Harmonia Holdings Group as Chief Innovation and AI Officer.

Business Wire
Sep 11th, 2024
Madison Dearborn Partners Completes Strategic Investment in Harmonia Holdings Group; Industry Veteran Damon Griggs joins Harmonia as CEO and Chairman

Harmonia Holdings Group, LLC (“Harmonia” or the “Company”), a provider of innovative technology solutions to the U.S. Federal Government, today announ

ExecutiveBiz
Sep 10th, 2024
Madison Dearborn Partners Announces Strategic Growth Investment in Harmonia

Madison Dearborn Partners has completed a strategic investment in Harmonia Holdings, a technology solutions provider to federal agencies and commercial clients.

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