AISSO III

Job Title: AISSO III
Clearance Required: Secret; US Citizen.
Work Location: Hybrid; Portsmouth, VA or Kearneysville, WV (onsite as needed to maintain SIPR access)

Alpha Omega is looking for a focused, driven self-starter to work in a highly dynamic, cross-functional, complex IT environment. The Alternate Information System Security Officer (AISSO) will represent the ISSO as the IA liaison to assigned Information Systems (IS), Cloud Systems, Platform Information Technology (PIT), and Platform Information Technology Systems (PITS); the candidate will interface with the ISSO, system stakeholders, and upstream and downstream assessment stakeholders to perform security duties.

The AISSO is responsible for helping assigned systems achieve and maintain their Authority to Operate (ATO) or Platform Information Technology Approval (PITA). All supported system missions include supporting national security and search and rescue missions. These systems operate across various technology platforms and environments, including DevSecOps, Cloud, and traditional data centers. The AISSO reports directly to Team Leads and the Project Manager, while independently engaging in enterprise and system-level cybersecurity-related engineering tasks.

The successful candidate should have: experience performing assessment-related tasks; expert verbal and written communication skills; ability to interpret NIST and DoD guidance; and experience with industry tools, such as STIG viewer, ACAS, and eMASS.

Key Responsibilities:

• Conduct focused compliance assessments for information systems according to guidance from NIST, OMB, DoD, DHS, FISMA, and internal policies.
• Identify common and inheritable security control applicability across a variety of platforms and applications.
• Analyze DoD Security Technical Implementation Guides (STIGs) implementation compliance and associate checklists to NIST SP 800-53 security controls.
• Conduct comprehensive manual security control testing, document examination, and staff interviews for security controls not covered by STIGs or inheritance.
• Analyze scan results from scanning tools (Nessus, SIEM, ACAS, and so forth) to identify additional information system vulnerabilities; verify scans against approved hardware/software and server lists to identify where gaps exist.
• Plan, develop, finalize, and review key deliverables at each stage of the Assessment & Authorization (A&A) project using applicable DoD and DHS tools and guidance.
• Prepare and track POA&Ms in eMASS for items that are out of compliance; identify risks and remediation recommendations.
• Manage project expectations to ensure requirements are understood and agreed upon by stakeholders.
• Assess proposed changes to information systems; identify risks of the proposed change and whether the proposed change affects the system ATO or FIPS categorization level.
• Develop, review, and reconcile IA security policies, standards, guidelines, procedures, and other technical documentation.
• Perform research to ensure knowledge proficiency remains aligned to technologies and industry’s best practices.
• Identify and recommend process improvements relating to the A&A process and/or established guidelines.
• Work closely with stakeholders to ensure information system A&A efforts are completed within stated deadlines.
• Engage constructively within the team to identify and resolve challenges or exploit opportunities.
• MUST possess excellent verbal and written communication skills. MUST be comfortable discussing (both verbally and in writing) status and risks/project impacts with all levels of management and project stakeholders.
• Ability to interpret NIST and DoD guidance.
• Possess familiarity with FedRAMP inheritable controls and cloud-based security principles.

Required Qualifications:

Required Experience/Skills:

• Five (5) years of related experience
• Fully qualified, by qualification standards and requirements in accordance with DoDD 8140.01 and DoDM 8140.03, DCWF Reference 511, 622, 722, Level II/Level III
• Experience implementing or assessing DISA STIGs
• Experience with RMF workflow
• Experience with industry tools, such as STIG viewer, ACAS, and eMASS

Preferred Qualifications: 

• Fully qualified, by qualification standards and requirements in accordance with DoDD 8140.01 and DoDM 8140.03, DCWF Reference 511, 622, 722, Level III
• Familiarity with overlays, including CFO, Privacy, Facility, and NSS
• Experience and familiarity with DevSecOps principles especially in terms of secure coding best practices
• Experience with Cloud-based (FedRAMP) system authorization

(Required or Preferred) Education:

• Bachelor’s degree or higher in Cybersecurity/IT

Desired Certification(s):

• CISM
• CISSP
• GSLC

 Salary and Benefit Information:

The likely salary range for this position is $86,000 - $110,000. This is not, however, a guarantee of compensation or salary. There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, education and certifications as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range.

Application Deadline: September 21, 2026

Joining the Alpha Omega team entitles you to participate in all retirement benefits, plans of deferred compensation, health and insurance benefits, and other such benefits as set forth in the company’s policy and benefits manuals. See below, to name a few:

• 15 days PTO including paid parental, military, and bereavement leave
• Eleven (11) paid Federal holidays, five of which are floating holidays (as designated by the company’s holiday schedule each year)
• Health and Dental Insurance (including 100% employer paid premiums for employee coverage under the HDHP health plan)
• Life Insurance, STD/LTD term disability coverage, with employer paid premiums
• 401 (k) plan with a match that is 100% vested after you complete two years of service
• FSA/DFSA/HSA flexible benefit plans
• Annual Tuition & Professional Development Reimbursement benefit.

We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Company:

Alpha Omega is an award-winning solutions provider dedicated to delivering mission-enabling technology and strategic solutions for our customers. Since our founding in 2016, we have grown to over 700 employees nationwide consisting of former operators, technologists, and strategists who bring decades of government and industry experience. They are united by one purpose: ensuring our nation’s continued global leadership.

We have a unified operating model providing technical capabilities and solutions for customers across two main business units:

• National Security – supporting agencies such as the Department of Homeland Security (DHS), Navy, Air Force, Army, and the Department of State (DOS). 
• National Resilience – supporting agencies such as Federal Deposit Insurance Corporation (FDIC), Treasury, Health & Human Services (HHS), National Institutes of Health (NIH), National Oceanic and Atmospheric Administration (NOAA) and the United States Department of Agriculture (USDA)

Through strategic partnerships, intellectual property, and relentless drive for innovation, Alpha Omega is shaping the future of government technology. We are proud to be a Virginia Best Places to Work 8 times, an Inc. 5000 honoree 7 times, and a Washington Post Top Workplaces 4 times. Join us in driving transformation that secures the nation's future. 

Culture and Values:

Guided by our core values—Harmony, Engagement, Accountability, Resourcefulness, and Tenacity (HEART)— we foster a culture of innovation, collaboration, and continuous learning and are committed to delivering high-impact solutions. We recognize and reward hard work.

Alpha Omega's culture is driven by our values and mission. We invest in top talent through mentorship, growth, and meaningful work. We value individuality, reward integrity, and foster a diverse, high-performing team united by purpose-at work, in service, and in the community.

Alpha Omega Integration, LLC (Alpha Omega) is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.

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