IT Security Engineer 2

Leidos Holding$107K — $195K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in information systems security, computer science, or related field preferred or equivalent experience.
  • Six or more years of experience in information systems security and/or network operations/support.
  • Solid understanding of IT security products including firewalls, VPNs, and vulnerability scanners.
  • Familiarity with tools like Nessus, FireEye HX, and Splunk is advantageous.
  • Knowledge of FISMA, NIST, and other applicable guidance for Federal systems is required.
  • Experience evaluating security controls against FISMA and NIST guidelines is essential.
  • Active security clearance or ability to obtain one at the secret level.

Responsibilities

  • Validate implementation and effectiveness of system security controls throughout their lifecycle.
  • Provide expertise for risk management documentation and processes.
  • Lead stakeholders in assessment readiness and ongoing risk management activities.
  • Analyze noncompliance patterns to assess risk levels and program effectiveness.
  • Conduct security analysis of classified environments to ensure regulatory compliance.
  • Advise senior management on cybersecurity risks and organizational posture.
  • Develop methods to monitor compliance and risk management efforts.

Benefits

  • Health, dental, and vision insurance plans.
  • 401(k) retirement plan with company match.
  • Paid time off including vacation and holidays.
  • Ongoing professional development and training opportunities.
  • Employee wellness programs and resources.
Full Job Description

The IT Security Engineer is responsible for testing, evaluating, and supporting cybersecurity platforms, tools, and system integrations across the enterprise environment. This role ensures reliable operation, maintenance, and troubleshooting of hardware and software within distributed network infrastructures.

The engineer will analyze and remediate network vulnerabilities based on security assessments, scan results, and findings provided by internal teams. This position requires close collaboration with cross-functional stakeholders to strengthen the organization’s overall security posture and ensure the effectiveness of implemented security controls.

Essential Job Functions:

  • Validate that system security controls are correctly implemented and remain effective throughout the system lifecycle. Design or advise on technical solutions to complex problems which require extensive technical expertise and ingenuity.

  • Provide input to the Risk Management Framework process activities and related documentation (e.g., system life-cycle support plans, concept of operations, operational procedures, and maintenance training materials).

  • Lead all information system stakeholders by ensuring their assessment readiness, effective continuous monitoring, and ongoing adherence to risk management activities, while providing technical oversight and cybersecurity consultation.

  • Interpret patterns of noncompliance to determine their impact on levels of risk and/or overall effectiveness of the enterprise's cybersecurity program.

  • Performs security analysis of classified environments, threats, vulnerabilities and internal interfaces to define and assess compliance with accepted government standards and regulations.

  • Advise senior management, such as Authorizing Officials, Chief Information Officer (CIO), and Chief Information Security Officer (CISO) on cybersecurity risk levels and security posture.

  • Develop methods to monitor and measure risk, compliance, and assurance efforts. Ensure selected security controls operate as intended in every phase of the information system lifecycle.

  • Coordinate with program security, cybersecurity management, stakeholders, and other relevant parties to clarify requirements and resolve issues while balancing mission needs against compliance mandates.

Qualifications

Specialized experience is experience that has equipped you with the particular ability, skill, and knowledge to successfully perform the duties of this position and is typically in or related to this line of work.

  • Bachelor's degree in information systems security, computer science, or related field preferred or equivalent combination of education and experience

  • Six or more years of experience in information systems security and/or network operations/support

  • Must possess a solid understanding of IT Security including network and host security products such as intrusion detection systems, firewalls, VPNs, anti-virus and anti-spyware systems and security tools such as vulnerability scanners, wireless network scanners, and packet analyzers

  • Experience with Nessus, BigFix, FireEye HX, and/or Splunk a plus

  • Possess a solid understanding of FISMA, NIST and other guidance applicable to Federal information systems

  • Experience with evaluating system, network, or infrastructure security controls against FISMA and NIST guidelines

  • Working knowledge of typical LAN/WAN technologies and protocols

  • Possess active security clearance or have the ability to acquire same at the secret level

  • Experience working with Microsoft Office suite

  • Experience working with computer programming

  • Just possess strong written and oral communication skills, strong customer service qualities, and the ability to work in a team environment

Other Qualifications

  • Must be task and detail oriented and be able to work with limited supervision

  • Analytical and problem-solving skills

  • Interpersonal skills to interact with customers and team members

  • Organizational skills to balance and prioritize work



Original Posting:
June 1, 2026

Pay Range:
Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline onlyand 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.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

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Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

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Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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