SIEM Engineer

Domino Technologies, Inc.; Harrisburg (Dauphin County); Hybrid; USD 100,000 - 140,000; Full time

Benefits offered by this job

Paid Holidays and Vacation

Positive Work-Life Balance

Job summary

Domino Technologies, Inc. seeks an experienced SIEM engineer to support the Commonwealth of Pennsylvania OA-EISO. Hybrid work with on-site in Harrisburg, PA and remote options; 3 days on-site, 2 remote.

The role focuses on designing, configuring, and operating the SIEM platform to strengthen security monitoring and incident response. Responsibilities include onboarding data sources, developing correlation searches, dashboards, and alerts; integrating SIEM with security tools and cloud platforms;

Qualifications

• 3+ years experience supporting SIEM, security engineering, cybersecurity operations, or security monitoring.
• 3+ years experience administering Splunk Enterprise and/or Splunk Enterprise Security.
• 3+ years experience onboarding and integrating security log sources using syslog, APIs, agents, or cloud-native integration.
• Splunk Enterprise Certified Admin certification is highly desired.
• Experience in a large enterprise or government environment is highly desired.
• Experience developing SPL searches, dashboards, alerts, correlation searches, and reports is highly desired.
• Familiarity with NIST and MITRE ATT&CK frameworks is highly desired.

Responsibilities

• Engineer, configure, maintain, and optimize the enterprise SIEM platform, including Splunk and related security technologies.
• Onboard new data sources and ensure logs are collected, parsed, normalized, indexed, and retained.
• Develop and maintain correlation searches, alerts, dashboards, reports, detection rules, and other security monitoring content.
• Integrate SIEM capabilities with security tools, cloud platforms, applications, infrastructure, and other enterprise systems.
• Monitor SIEM platform performance, capacity, availability, and troubleshoot issues.
• Tune alerts and detection logic to reduce false positives and improve monitoring effectiveness.
• Support SOC analysts and incident response personnel with queries, dashboards, and investigative capabilities.
• Support upgrades, patches, configuration changes, testing, and implementation of supporting SIEM infrastructure.
• Develop and maintain technical documentation and knowledge-transfer materials.
• Collaborate with SOC, infrastructure, cloud, networking, and applications teams on SIEM initiatives.
• Follow Commonwealth security standards and change-management processes.

Skills

SIEM engineering

Splunk

Log onboarding

Detection dashboards

Incident response

Security monitoring

Govt experience

Tools

Splunk Enterprise

Splunk Enterprise Security

Syslog

APIs

Job description

Become a member of a growing team of Information Technology professionals making an impact and providing solutions for Government and Commercial clients since 1996 - Join the Domino Tech Team!

Accepting Candidates Until 10/15/2026 at 2:00 PM

The Position:

Client: Commonwealth of Pennsylvania – Office of Administration – Enterprise Information Security Office (OA-EISO)

Location: Hybrid; Remote Off-Site and On-Site in Harrisburg, PA

Note: This role is hybrid; 3 days on-site, 2 days remote off-site per week. Candidates must be within a reasonable commuting distance of Harrisburg, PA to be considered.

This role will provide specialized engineering support for the Commonwealth's Security Information and Event Management (SIEM) environment. The contractor will support the design, configuration, integration, optimization, and ongoing operation of the SIEM platform to strengthen enterprise security monitoring, threat detection, incident response, and log management capabilities. This position reports to the Director and provides hands‑on technical support for the SIEM environment. Strategic direction, governance, and overall program oversight remain with the Director.

• Engineer, configure, maintain, and optimize the enterprise SIEM platform, including Splunk and related security technologies.
• Onboard new data sources and ensure logs are properly collected, parsed, normalized, indexed, and retained.
• Develop and maintain correlation searches, alerts, dashboards, reports, detection rules, and other security monitoring content.
• Integrate SIEM capabilities with security tools, cloud platforms, applications, infrastructure, and other enterprise systems.
• Monitor SIEM platform performance, capacity, availability, and overall health and troubleshoot technical issues.
• Tune alerts and detection logic to reduce false positives and improve the effectiveness of security monitoring.
• Support SOC analysts and incident response personnel by providing technical expertise, queries, dashboards, and investigative capabilities.
• Support upgrades, patches, configuration changes, testing, and implementation of supporting SIEM infrastructure.
• Develop and maintain technical documentation operational procedures, system configurations, and knowledge-transfer materials.
• Collaborate with SOC, infrastructure, cloud, networking, and application teams on SIEM-related initiatives.
• Follow Commonwealth security standards, change‑management processes, and applicable cybersecurity policies and requirements.

The Skills and Experience:

• 3+ Years: Experience supporting SIEM, security engineering, cybersecurity operations, or security monitoring
• 3+ Years: Experience administering or engineering Splunk Enterprise and/or Splunk Enterprise Security
• 3+ Years: Experience onboarding and integrating security log sources using technologies such as syslog, APIs, agents, or cloud‑native integration
• Splunk Enterprise Certified Admin Certification is highly desired
• Experience supporting a large enterprise or government environment is highly desired
• Experience developing SPL searches, dashboards, alerts, correlation searches, and reports is highly desired
• Experience troubleshooting complex SIEM, logging, data ingestion, or integration issues is highly desired
• Familiarity with cybersecurity frameworks such as NIST and MITRE ATT&CK is highly desired

The Company:

The mission of Domino Technologies, Inc. is to provide clients with IT solutions for their individual business processes that lead to strategic market advantages. Since its founding in 1996, the Domino Tech Team has built a solid record of performance working with clients in the Government and Commercial sectors.

The Perks:

• Paid Holidays and Vacation
• Positive Work-Life Balance

The Location:

Domino Technologies is based in the Harrisburg area – the capital city of the Commonwealth of Pennsylvania and the county seat of Dauphin County. Located on the east bank of the Susquehanna River, Harrisburg is the anchor of the Susquehanna Valley metropolitan area.