Senior Associate, Info Security Systems Engineer

L3Harris Technologies; Colorado Springs (CO); On-site; USD 81,000 - 150,000; Full time

Benefits offered by this job

Health insurance

Disability insurance

401(k) match

Flexible spending accounts

Education assistance

Parental leave

Paid time off

Company-paid holidays

Job summary

L3Harris Technologies in Colorado Springs, CO, is seeking a Senior Associate, Info Security Systems Engineering to join an onsite engineering team focused on secure system design and accreditation for government customers. The role emphasizes RMF, CNNSI/JSIG, and NIST standards to certify systems and protect critical data.

The candidate will work with developers and vendors to design, evaluate, and sustain secure networks, databases, and products, including threat mitigation and privacy

Qualifications

• Bachelor’s degree required with 2+ years of related experience; graduate degree with 1+ year; or 4+ years of related experience in lieu of a degree.
• Active Secret clearance is required.
• DoD 8140.03 IAT Level 2 certification is required.

Responsibilities

• Assess & authorize vulnerability management to ensure security compliance.
• Develop and implement security features within product offerings.
• Evaluate security posture of information systems and propose improvements.
• Protect data and ensure privacy regulations are followed.
• Manage cybersecurity operations aligned with business goals.
• Configure networks to enforce security policies.
• Secure applications against cyber threats.
• Apply RMF guidelines to manage risks and resilience.
• Escalate IT security risks and communicate with stakeholders.
• Drive improvements to security architectures and roadmap.
• Engage stakeholders to embed security in processes.
• Automate security checks within CI/CD in a DevSecOps framework.
• Mitigate cyber threats and respond to incidents.
• Adhere to product roadmaps and security milestones.
• Promote a security-centric culture across the organization.
• Apply Agile methodologies to cybersecurity initiatives.
• Support enterprise architecture and IT architecture guidelines.
• Interpret and apply IT architectural guidelines.

Skills

Assessment & Authorization

Vulnerability Management

Cybersecurity Product Development

Cybersecurity Assessments

Data Protection

Privacy Compliance

Information Security Management

Network Security

Application Security

NIST RMF

IT Risk Management

Security Architecture

DevSecOps (CI/CD)

Threat Mitigation

Roadmap Alignment

Security Culture

Agile Methodologies

Enterprise Architecture

IT Architecture Guidelines

Onsite Work

Travel Availability

Education

Bachelor’s Degree

Graduate Degree

DoD 8140.03 IAT Level 2 certification

Tools

Tenable Nessus

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Senior Associate, Info Security Systems Engineering

Job Code: 42553

Job Location: Colorado Springs, CO

Job Schedule: 9/80 (Every Other Friday Off)

Job Description:

The successful candidate will support a highly motivated engineering team in defining, designing, implementing, documenting, testing and sustaining security solutions on National Security Systems, or other systems engineered for our government customers, using current standards within National Institute of Standards & Technology (NIST) Risk Management Framework, Special Publications 800-37, 800-53, 800-171, 800-160 and other NIST publications; Committee on National Security Systems Instruction (CNNSI) 1253, Joint SAP Implementation Guide (JSIG), Federal Information Processing Standards (FIPS), and Cyber Survivability Attributes found in DOD's Cyber Survivability Endorsement Implementation Guide to certify and achieve system accreditations. The successful candidate will work with system developers or commercial product vendors in the design and evaluation of state-of-the-art secure systems, networks, and database products, using methods such as encryption technology, vulnerability analysis and security management.

Essential Functions:

• Experience in Assessment & Authorization Vulnerability Management, ensuring systems meet security compliance standards and identifying potential vulnerabilities through regular assessments.
• Proficient in Cybersecurity Product Development, contributing to the design and implementation of security features within product offerings.
• Knowledgeable in Cybersecurity Assessments to evaluate the security posture of information systems and recommend enhancements.
• Knowledgeable in Data Protection & Privacy, implementing measures to safeguard sensitive information and ensure compliance with privacy regulations.
• Knowledgeable in Information & Cybersecurity Management, overseeing cybersecurity operations and aligning them with business objectives.
• Knowledgeable in Network Configuration & Security, configuring networks to enforce security policies and protect against unauthorized access.
• Understanding of Application Security principles, securing applications against a wide range of cyber threats.
• Proficient with the NIST Risk Management Framework (RMF), applying its guidelines to manage risks and ensure system resilience.
• Experience in IT Risk Escalation & Resolution, effectively communicating and addressing IT security risks with stakeholders.
• Ability to drive Security Architecture Improvements, evaluating and upgrading security architectures to address emerging threats and technologies.
• Stakeholder Engagement skills, collaborating with various stakeholders to ensure security considerations are integrated into business processes.
• Knowledgeable in Continuous Integration & Deployment practices within a DevSecOps framework, automating security checks and balances in the CI/CD pipeline.
• Capable of Cyber Threat Mitigation, employing strategies and tools to detect, prevent, and respond to cyber incidents.
• Adherence to Product Roadmap guidelines, ensuring security milestones align with product development timelines.
• Commitment to fostering a Security-Centric Culture, promoting security awareness and best practices throughout the organization.
• Knowledgeable in Agile Methodologies, applying agile principles to cybersecurity initiatives for improved flexibility and responsiveness.
• Support for Enterprise Architecture, contributing to the development and maintenance of an overarching IT architecture framework.
• Ability to interpret and apply IT Architectural Guidelines, ensuring cybersecurity solutions are consistent with organizational standards.
• Must have the ability to work onsite.
• This position is performed 100% onsite and cannot be performed remotely.
• Up to 15% travel is possible

Qualifications:

• Bachelor’s Degree and minimum 2 years of prior relevant experience. Graduate Degree and a minimum of 1 years of prior related experience. In lieu of a degree, minimum of 4 years of prior related experience.
• Must have active Secret security clearance.
• DoD 8140.03 IAT Level 2 certification.

Preferred Additional Skills:

• Perform Model Based System Engineering (UML, SysML, UAF).
• Configure/operate vulnerability analysis tools such Tenable NESSUS Security products.

In compliance with pay transparency requirements, the salary range for this role in Colorado state is $80,500-$149,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

The application window for this position will close on 9/30/2026.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer.