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Leidos’ Defense Senor Research and Analysis Division is seeking a Cybersecurity Analyst-ISSO to work in our Leidos Defense Sensors has offices in Huntsville, AL. This is an exciting opportunity to use your experience to provide solutions to ensure compliance with the DoD RMF Framework for systems in development while maintaining continued functionality.
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Primary Responsibilities
The ideal candidate will oversee, evaluate, and support documentation and assessment processes to meet government cybersecurity standards. The candidate will support external test and risk reduction events, implement STIGs for systems and assist system owners in addressing items on a POA&M. Candidate will be required to support multiple tasks in parallel, productively contribute in and lead team engagements, and communicate effectively to management, coworkers, and customers. Candidates must show willingness to expand technical expertise to increase the impact of contributions across the team and client mission.
Utilize best practices and methods for monitoring, auditing, and measuring risk, compliance, and assurance efforts. Ensure risk, compliance, and assurance efforts conform to DoD security, resilience, and dependability requirements at the software application, system, and network levels. Document preliminary or residual security risks for system operation & manage and finalize Accreditation Packages.
Basic Qualifications
· Candidate must have Bachelors Degree in relevant field with at least 8 years of experience. Three years of applicable experience can serve as substitute for degree. In lieu of a degree a combination of education, military experience plus 11 years of may be considered.
· Must have a foundational understanding of cybersecurity with the ability to develop and maintain a Risk Management Framework authorization package. Familiarity with DoD STIG requirements, RMF, IAVM’s. Familiarity with Cybersecurity assessment tools such as ACAS, Nessus, SCC, STIG Viewer.
· Experience administrating Linux and Windows operating systems.
· Must comply with the experience, training, and certification requirements IAW DoD 8570.01 IAT level II or IAM level III.
· Must be a US citizen, possess and able to maintain a current Secret Clearance.
· Must be a resident of Huntsville, AL or willing to relocate to the Huntsville, AL area.
Preferred Qualifications
- Strong communication skills
- Ability to work in a highly-technical, team-oriented environment that includes customers and co-workers
- Strong desire to learn and constantly improve
- Experience mentoring and teaching Cybersecurity/IT methods and best practices to peers
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:November 10, 2026For 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.
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.
Skills Required
- Bachelor’s degree in a relevant field and at least 8 years of experience; applicable education or military experience may substitute under the stated alternatives.
- Foundational cybersecurity knowledge and ability to develop and maintain a Risk Management Framework authorization package.
- Familiarity with DoD STIG requirements, IAVMs, RMF, and cybersecurity assessment tools including ACAS, Nessus, SCC, and STIG Viewer.
- Experience administering Linux and Windows operating systems.
- Compliance with DoD 8570.01 IAT Level II or IAM Level III experience, training, and certification requirements.
- U.S. citizenship and ability to possess and maintain a current Secret clearance.
- Resident of Huntsville, Alabama, or willingness to relocate to the Huntsville area.
- Strong communication skills.
- Ability to work in a highly technical, team-oriented environment with customers and coworkers.
- Willingness to learn and continuously improve.
- Experience mentoring and teaching cybersecurity or IT methods and best practices.
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
