Strong problem-solving and infrastructure support experience
Responsibilities
Administer and maintain Windows and Linux server environments
Monitor system health, performance, and security compliance
Utilize Splunk and Nessus to identify and remediate vulnerabilities
Support system patching, upgrades, and hardening activities
Troubleshoot complex infrastructure issues across multiple platforms
Collaborate with cybersecurity and engineering teams to maintain secure operations
Benefits
Comprehensive benefits package including medical, dental, vision, and 401(k)
Long-term career growth within mission-focused programs
Full Job Description
Piper Companies is seeking a Senior Systems Administrator (Windows & Linux) for a government technology client supporting classified programs in Annapolis Junction, MD. The Senior Systems Administrator (Windows & Linux) will manage enterprise operating environments while ensuring compliance with security standards and operational requirements.
Responsibilities of the Senior Systems Administrator (Windows & Linux): • Administer and maintain Windows and Linux server environments. • Monitor system health, performance, and security compliance. • Utilize Splunk and Nessus to identify and remediate vulnerabilities. • Support system patching, upgrades, and hardening activities. • Troubleshoot complex infrastructure issues across multiple platforms. • Collaborate with cybersecurity and engineering teams to maintain secure operations.
Qualifications of the Senior Systems Administrator (Windows & Linux): • Active TS/SCI clearance with Full Scope Polygraph (FSP). • Security+ CE certification or higher. • Experience administering both Linux and Windows environments. • Experience with IT security compliance initiatives. • Hands-on experience utilizing Splunk and/or Nessus. • Strong problem-solving and infrastructure support experience.
Compensation for the Senior Systems Administrator (Windows & Linux) includes: • Salary range: $80,000 - $200,000 depending on experience • Comprehensive benefits package including medical, dental, vision, 401(k), and PTO • Long-term career growth within mission-focused programs
This job opens for applications on 10/27/2026. Applications for this job will be accepted for at least 30 days from the posting date.
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About Piper Companies
Piper Companies is a staffing and recruiting firm based in Conshohocken, Pennsylvania. It provides staffing solutions for a variety of industries, including technology, healthcare, and finance. The company was founded in 2011 and has since grown to become a leading provider of staffing services in the Philadelphia area. Piper Companies is committed to providing high-quality service to its clients and candidates, and has a strong focus on building long-term relationships. The company is also known for its corporate social responsibility initiatives, including support for local charities and community organizations.
