Information Systems Security Engineer - ISSE

Loft Federal

Arvada (CO)

On-site

USD 110,000 - 150,000

Full time

14 days+

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Benefits offered by this job

Medical, dental, and vision insurance

401(k) plan and equity options

Fully paid parental leave

Relocation assistance

Job summary

Loft Federal seeks an Information Systems Security Engineer (ISSE) to design and secure systems powering national security space missions. You’ll partner with software, systems, and mission engineers to integrate cybersecurity throughout the lifecycle—from architecture to authorization and continuous monitoring.

The role combines hands-on security engineering with RMF execution, ensuring government security requirements are met while enabling rapid mission delivery.

Qualifications

Bachelor's degree in Cybersecurity, Computer Science, Engineering or related field.
5+ years in Information Systems Security Engineering or cybersecurity engineering.
Experience implementing DoD RMF and NIST SP 800-53 controls.
Experience developing RMF artifacts and supporting ATO.
Familiarity with Windows and Linux administration, system hardening, and vulnerability management.
Strong understanding of secure system architecture and cybersecurity best practices.
Active Top Secret clearance; TS/SCI eligibility preferred.

Responsibilities

Embed cybersecurity into design and development of space and ground systems.
Develop secure architectures and implement security controls per RMF/NIST and DoD.
Collaborate with engineering teams to identify and remediate vulnerabilities.
Support system hardening, vulnerability management, and continuous monitoring.
Conduct security architecture reviews, threat modeling, and risk assessments.
Work with DevSecOps to integrate security into pipelines.
Coordinate with government customers and program teams to maintain compliant systems.

Skills

RMF

Vulnerability management

Security architecture

Communication

Team collaboration

Education

Bachelor's degree in Cybersecurity/CS/Engineering

Tools

ACAS

Nessus

DISA STIGs

Kubernetes

Containers

Job description

Information Systems Security Engineer - ISSE

About Loft Federal

Loft Federal is committed to delivering theU.S. national security space communityafast, affordable, and streamlinedpathway to orbit. As awholly owned U.S. subsidiaryof Loft Orbital Solutions, Inc., we specialize in providing mission-ready space infrastructure with unmatched efficiency.

At Loft, we empower our team withautonomy, ownership, and bold problem-solving opportunitieswhile fostering atight-knit, supportive environment. We believe thatdiversity, inclusivity, and communityare the foundation of an open and innovative culture. We valuekind, collaborative, and mission-driven teammateswho excel inproblem-solving and communication—because great solutions come from great teams.

Are you ready to embark on this exciting journey with us?

Loft Federal is seeking an Information Systems Security Engineer (ISSE)to help design and secure the systems that power our national security space missions. You'll partner with software, systems, infrastructure, and mission engineers to integrate cybersecurity throughout the system lifecycle—from architecture and implementation through authorization and continuous monitoring.

This role combines hands-on security engineering with RMF execution, ensuring our systems meet government security requirements while enabling rapid mission delivery.

What You’ll Do

Embed cybersecurity into the design and development of space and ground systems.
Develop secure system architectures and implement security controls aligned with NIST RMF and DoD requirements.
Partner with engineering teams to identify, assess, and remediate security vulnerabilities.
Support system hardening, vulnerability management, and continuous monitoring.
Conduct security architecture reviews, threat modeling, and risk assessments.
Collaborate with DevSecOps teams to integrate security into automated development pipelines.
Work closely with government customers, ISSMs, and program teams to maintain compliant, mission-ready systems.

Must Haves

Bachelor's degree in Cybersecurity, Computer Science, Engineering, or a related technical field.
5+ years of Information Systems Security Engineering or cybersecurity engineering experience.
Experience implementing the DoD Risk Management Framework (RMF) and NIST SP 800-53 security controls.
Experience developing RMF artifacts and supporting Authority to Operate (ATO) efforts.
Familiarity with Windows and Linux administration, system hardening, and vulnerability management.
Strong understanding of secure system architecture and cybersecurity best practices.
Excellent communication and collaboration skills.
Active Top Secret security clearance; TS/SCI eligibility preferred.

Nice to Haves

Experience supporting DoD, Intelligence Community, or national security space programs.
Knowledge of cloud security, Kubernetes, containers, or DevSecOps.
Experience with ACAS, Nessus, DISA STIGs, or other security assessment tools.
Familiarity with Zero Trust Architecture.
CISSP, ISSEP, CAP, Security+, or similar cybersecurity certifications.

Some of Our Awesome Benefits:

100% company-paid medical, dental, and vision insurance option for employees and dependents
Flexible Spending (FSA) and Health Savings (HSA) Accounts offered with an employer contribution to the HSA
100% employer paid Life, AD&D, Short-Term, and Long-Term Disability insurance
Flexible Time Off policy for vacation and sick leave, and 12 paid holidays
401(k) plan and equity options
Daily catered lunches and snacks in office
Fully paid parental leave; 14 weeks for birthing parent and 10 weeks for non-birthing parent
Carrot Fertility provides comprehensive, inclusive fertility healthcare and family-forming benefits with financial support
Off-sites and many social events and celebrations
Relocation assistance when applicable

Per Colorado law, we are required to disclose the base compensation range for this role. This range is intentionally wide as we assess individuals based on their unique abilities and experience to find the best fit for our needs. Ultimately, your compensation will be determined by your education, experience, knowledge, skills, and abilities.

In addition to a competitive salary and benefits package, you will find a truly remarkable culture guided by transparency and collaboration and work that is challenging and meaningful. We can't wait to meet you and see what you may add to our team!

Salary Range

$110,000 - $150,000 USD

Equal Employment Opportunity & Aff

Loft Federal is an Equal Employment Opportunity and Affimative Action Employer. We consider all qualified applicants for employment without regard to race, color, age, religion, sex, gender identity or expression, sexual orientation, marital status, national origin, ancestry, veteran status, genetic information, disability, pregnancy, or any other legally protected status.

Accessibility & Accommodations

If you require a reasonable accommodation due to a disability when applying for an open position, please contact us at recruiting@loftfederal.com for assistance.

We Hire for Talent, Not Just Resumes

Research shows that while men apply for jobs when they meet about60% of the qualifications, women and other underrepresented groups tend to apply only when they meet100% of the listed criteria. At Loft Federal, wevalue diverse perspectives, respectful debate, and people who challenge assumptions. If you’re excited about a role but don’t meet every requirement, we strongly encourage you to apply.

Voluntary Self-Identification

For government reporting purposes, we ask candidates to respond to the below self-identification survey.Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiringprocess or thereafter. Any information that you do provide will be recorded and maintained in aconfidential file.

As set forth in Loft Federal’s Equal Employment Opportunity policy,we do not discriminate on the basis of any protected group status under any applicable law.

If you believe you belong to any of the categories of protected veterans listed below, please let us know.

A \"disabled veteran\" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A \"recently separated veteran\" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An \"active duty wartime or campaign badge veteran\" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An \"Armed forces service medal veteran\" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.

Voluntary Self-Identification of Disability

Form CC-305

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Expires 04/30/2026

Why are you being asked to complete this form?

We are a federal contractor or subcontractor. The law requires us to provide equal employment opportunity to qualified people with disabilities. We have a goal of having at least 7% of our workers as people with disabilities. The law says we must measure our progress towards this goal. To do this, we must ask applicants and employees if they have a disability or have ever had one. People can become disabled, so we need to ask this question at least every five years.

Completing this form is voluntary, and we hope that you will choose to do so. Your answer is confidential. No one who makes hiring decisions will see it. Your decision to complete the form and your answer will not harm you in any way. If you want to learn more about the law or this form, visit the U.S. Department of Labor’s Office of Federal Contract Compliance Programs (OFCCP) website at www.dol.gov/ofccp.

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A disability is a condition that substantially limits one or more of your “major life activities.” If you have or have ever had such a condition, you are a person with a disability. Disabilities include, but are not limited to: