Senior Information Systems Security Engineer (ISSE)

Full Visibility
Huntsville, AL



Senior Information Systems Security Engineer – Huntsville, AL


Full Visibility is seeking a Senior Information Systems Security Engineer to work in Huntsville, AL .


Candidate must possess an active Top Secret/SCI clearance.


The Senior Information Systems Security Engineer (ISSE) will provide mission critical support to the ongoing development, operations and maintenance of several networked systems supporting digital forensic investigations running primarily on Windows and utilizing virtual and cloud environments. The ideal candidate should have demonstrated career experience as an ISSO or ISSE and familiar with the Federal Authorization-


to-Operate (ATO) process. The Senior ISSE must be a self-starter with strong work habits, ability to complete tasks independently while working also working collaboratively as part of a team.


Responsibilities:


● Provide senior-level information security expertise in architecture, design, and system integration.


● Proven experience with the Risk Management Framework (RMF), the Federal ATO process, and hands-on expertise in information assurance (IA) tools and compliance standards.


● Prepare and maintain security documentation (CMP, IRP, ISCP, POA&M) to ensure compliance with customer and federal policies.


● Develop and maintain Security Assessment and Authorization (SAA) packages to obtain/maintain system ATO/ATT approvals.


● Identify, track, and remediate IA vulnerabilities, coordinating fixes with infrastructure and development teams.


● Conduct and review vulnerability and compliance scans (e.g., Tenable.io, Nessus Pro, NMap, SCAP, DISA STIGs).


● Represent program security interests in customer and community meetings, review all changes for security impact and communicate with management on updates.


● Coordinate responses to security incidents with the relevant stakeholders.


● Collaborate with other ISSOs to ensure interconnection agreements, policies, and procedures are properly documented and maintained.


● Communicate requirements clearly in both written and verbal form, ensuring accurate reporting and documentation.


● Assess evolving threats and recommend improvements to maintain compliance and resiliency.


● Ability to discern the program policies and procedures, identify areas that need work and bring up to management for resolution


FV REQ #4002303

Requirements



Job Requirements:


● Active Top Secret/SCI Eligible Clearance and willingness to sit for CI polygraph


● At least ten (10+) years of experience in information assurance or security


● Experience assessing and documenting results for systems, infrastructures, and applications (on-premises and cloud


● Robust knowledge of NIST SP 800-53 security controls and SP 800-171; and DISA STIGs


● Experience with the full Risk Management Framework (RMF) processes


● Experience with security documentation, such as Contingency Management Plan (CMP), Incident Response Plan (IRP), Information System Contingency Plan (ISCP), Plan of Action and Milestones (POA&Ms)


● Experience with Authorization-to-Operate (ATO), Security Assessment and Authorization (SAA) packages


● Experience conducting and addressing and vulnerability and compliance scans using tools such as, Tenable.io, Nessus Pro, NMap, SCAP


● Experience working on an Agile team, ability to learn Lean principles


● Bachelor’s Degree in Computer Security or related field of study; or in lieu of education, an additional five (5) years of relevant experience that addresses all requirements of the position.


● Certifications: (ISC)2 Information Security Certification(s) (e.g., CISSP, CAP, etc.)


Preferred:


● Understanding or experience of TACLANEs

Benefits



About Full Visibility


Full Visibility LLC is a federally certified Small Business that delivers innovative technical solutions to address the nation’s most critical and sensitive missions. Founded in 2006, our extensive technical capabilities and expertise support federal and state government agencies with over 100 cleared technical experts specializing in mission solution areas of Digital, AI & Analytics, Cyber, and Engineering.


Our technologists are recognized as industry leaders with demonstrated expertise in innovating and transforming our client environments in support of national security and law enforcement. Headquartered in Tysons, VA – with locations in Chantilly, VA, Quantico, VA, and Huntsville, AL – we have specialized experience supporting sensitive missions and an understanding of the niche skillsets required to overcome challenges in these environments. Our clients benefit from an enthusiastic and reliable team of talent with high employee morale and retention based on our FULL EMPLOYEE approach where each employee’s professional and personal well-being is considered. Our focus on employee development, success, and morale is demonstrated by our consecutive top ranking as the Best Place to Work by the Washington Business Journal as a thirteen-time honoree. Full Visibility has also been included on the Inc. 5000 Fastest-Growing Private Companies in America list nine times since 2014.


Full Visibility currently has over 20 active contracts with 100 billable staff supporting 21 clients in the Intelligence and Law Enforcement communities. As part of our commitment to partnerships, we are teammates with 13 prime contract holders. Additionally, Full Visibility holds contracts on several vehicles, such as GSA Multiple Award Schedule (MAS), DISA SETI, DIA SITE III, HCaTS, as well as several classified vehicles. Our portfolio includes experience serving the Department of Defense, Department of Homeland Security, Department of Justice, and Department of Veterans Affairs, as well as commercial clients.


Contact [email protected] for any questions or concerns related to this position or our company.


To review our company benefit offerings please visit .

Posted 2025-09-22

Recommended Jobs

Senior Contracts Specialist

Pingwind
Huntsville, AL

Location: Redstone Arsenal, AL (Customer Site) Clearance : Secret, ability to obtain TS/SCI Description Seeking a highly experienced Senior Contracts Specialist to support the U.S. Army’s T…

View Details
Posted 2025-09-22

Hair Stylist

Blo Homewood
Birmingham, AL

Job Description Job Description What We Offer: We invest in your success - ongoing training and support for your growth and career! Competitive base pay + commission + tips Flexible sched…

View Details
Posted 2025-10-25

Certified Occupational Therapy Assistant - PRN

TriVent Healthcare LLC
Birmingham, AL

Job Description Job Description University of Alabama Birmingham (UAB) Special Care Unit - UAB Special Care Unit is an elite team of acute care professionals who treat catastrophically ill, medi…

View Details
Posted 2025-10-08

Accounts Receivable Specialist

Robert Half
Birmingham, AL

Job Description Job Description We are looking for an Accounts Receivable Specialist to join our team on a contract-to-permanent basis. This role requires a detail-oriented individual with strong…

View Details
Posted 2025-10-18

Delivery Manager

Gulf Distributing Services
Montgomery, AL

Allstate Beverage Company, LLC Position Description – Delivery Manager Reports to: Operations Manager Responsible for leading, directing and controlling the merchandising and delivery activities wi…

View Details
Posted 2025-10-03

X-ray Technologist

Southlake Orthopaedics
Birmingham, AL

Job Description Job Description Full or Part time (including PRN) positions available! Southlake Orthopaedics, a premier Orthopaedic practice with two Birmingham locations, is recruiting X-ray …

View Details
Posted 2025-10-12

Tax Senior Associate - Personal Financial Services Save for Later Remove job

PwC
Valley, Chambers County, AL

A career in our Personal Financial Service practice, within PwC Private, will provide the opportunity to help private companies with a range of business advisory needs such as audit, tax compliance…

View Details
Posted 2025-10-11