Basic Qualifications:

• Experience implementing and managing Security Information and Event Management (SIEM) tools such as Splunk or similar platforms.
• Experience working with endpoint and network security technologies, including IDS/IPS, HBSS/Trellix, and related defensive security tools.
• Expert with automation (e.g., Ansible, CloudFormation)
• Demonstrated history of personally implementing, troubleshooting, and maintaining security technologies in production environments.
• Proven ability to balance technical leadership responsibilities with significant hands-on engineering work. Strong attention to detail with analytical mind outstanding problem-solving skills
• Monitor security advisories, bulletins, and industry threat intelligence to stay informed of current vulnerabilities, threats, and trends.
• Requires Master’s degree and 15 or more years of prior relevant experience. Additional years of experience may be substituted in lieu of a degree. To be considered, you must have an active TS/SCI with polygraph security clearance

Preferred Qualifications:

• Experience with additional security tools and processes such as IDS/IPS, VPN, GitHub, GitLab, SonarQube
• Experience with implementing and managing network and application firewalls, virtual private networks, firewalls, web protocols, incident detection, incident response, and forensics activities,
• Experience with Agile software development processes/environments, scripting /programming languages such as Python or PowerShell. (e.g., React), DevOpsSec pipelines and tools
• Familiar with Cloud Computing Technologies and Services (AWS, Oracle, Google)
• Knowledge of potential attack vectors such as XSS, injection, hijacking and social engineering
• Experience with health monitoring tools (SolarWinds) and using STIG viewers/tools to assess compliance with standards
• Experience with database systems, search engines, web applications, Linux Red Hat environments, Windows environment

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today.

CABARESTON

#ASBA

#HALO

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 23, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $154,050.00 - $278,475.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.