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What success looks like in this role:
We are seeking a motivated Monitoring Engineer with 3 years plus of experience, including 2 years plus administering Nagios XI, to join our team. The ideal candidate works independently with minimal guidance, takes initiative to expand and improve monitoring coverage, and is comfortable operating in a mixed Windows/Linux environment.
Key Responsibilities:
Maintain and administer the Nagios XI platform, including upgrades, patches, plugin updates, backups, and general platform health.
Onboard new devices, servers, and services into monitoring as infrastructure grows, ensuring no gaps in coverage.
Design, build, and maintain custom checks and monitoring scripts (NRPE, NCPA, SNMP, custom plugins) across Windows and Linux systems.
Tune alerting and thresholds to reduce false positives while ensuring real issues are reliably detected.
Monitor and optimize platform performance, including capacity, check latency, and database health.
Document configurations, runbooks, and processes to keep monitoring logic transparent and maintainable.
Partner with IT, network, systems, and application teams to identify monitoring gaps and translate business-critical services into checks.
Proactively evaluate new plugins, integrations, and automation opportunities to continuously improve the platform.
You will be successful in this role if you have:
Qualifications:
Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
3 years plus of systems/network administration experience, including 2 years plus administering Nagios XI (or Nagios Core with strong XI familiarity) in a production environment.
Solid scripting ability across platforms — Bash and/or Python for Linux checks, and PowerShell for Windows checks via NCPA.
Working knowledge of SNMP, NRPE/NCPA, syslog, and common network/server monitoring protocols.
Understanding of networking fundamentals (TCP/IP, ports, firewalls) as they relate to monitoring connectivity.
Self-motivated and able to operate independently with minimal oversight.
Strong communication skills, with the ability to translate technical monitoring data for other teams and leadership.
Preferred Skills:
Experience with configuration management tools (Ansible, SCCM, etc.) for automating monitoring deployment.
Experience integrating Nagios with ticketing system (ServiceNow)
This role may require access to export-controlled commodities and technology. Therefore, to conform to U.S. export control regulations, applicant should be eligible for any required authorizations from the U.S. Government.
Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.
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