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Information Systems Security Officer

TEKsystems c/o Allegis Group

Posted 1 week ago

Job Requirements

Washington, DC
Top Secret/SCI Polygraph not specified
Mid Level Career (5+ yrs experience)
$140,000 - $170,000

Job Description

Information Systems Security Officer (Technical ISSO)
Location: Washington, DC (On-site)
About the Role
We are hiring an Information Systems Security Officer (ISSO) to support highly technical, mission-critical programs within the federal space.
This is not a traditional, documentation-heavy ISSO role. The position is more technical and customer-facing, focused on understanding how systems work and explaining how they meet security requirements.
You will work closely with engineers and government stakeholders to support secure deployment of modern platforms, including cloud and containerized environments.
Key Responsibilities
• Support Authorization to Operate (ATO) efforts across multiple systems
• Interpret system architectures and align them to security controls
• Adapt and maintain technical security documentation
• Serve as a point of contact for stakeholders on cybersecurity and compliance topics
• Help explain how systems meet security requirements in customer-facing discussions
• Analyze vulnerabilities and support remediation efforts (STIGs, ACAS, etc.)
• Participate in security assessments and compliance reviews
Required Qualifications
• Active Top Secret clearance (SCI eligibility required)
• DoD 8570/8140 certification (Security+ or higher)
• IAT Level II certification
• Experience supporting RMF or ATO efforts
• Ability to understand and clearly explain technical systems
• Ability to work on-site full-time in Washington, DC
Preferred Experience
• Background in systems administration, engineering, or DevOps
• Experience with Linux environments
• Exposure to containers and Kubernetes
• Familiarity with AWS or cloud platforms
• Knowledge of NIST 800-53, STIGs, or related frameworks
What Makes This Role Different
• More technical and interactive than a traditional ISSO role
• Opportunity to work with modern technologies (cloud, containers, AI-driven systems)
• Significant customer-facing exposure and influence

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms.  If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

· This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret)

· Because an active or interim DoD clearance is required, U.S. Citizenship is required
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About Us
We’re partners in transformation. We help customers activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services and real-world application, we work with progressive leaders to drive change. That’s the power of true partnership. TEKsystems is an Allegis Group company.

TEKsystems c/o Allegis Group Jobs


Job Category
IT - Security
Clearance Level
Top Secret/SCI