Cyber Security Administrator

IMC (Innovative Management Concepts, Inc); Dahlgren (VA); On-site; USD 110,000 - 120,000; Full time

Benefits offered by this job

401(k) with company match

Paid time off

Paid holidays

Dental

Health insurance

Vision

Life insurance

Bonus and incentives

Job summary

IMC (Innovative Management Concepts, Inc) is seeking a security-focused IT professional for a full-time onsite role in Dahlgren, VA. The position supports secure IT environments and national security missions, requiring DoD-compliant certifications, TS/SCI eligibility, and U.S. citizenship.

Responsibilities include configuring security technologies, incident response, and ongoing system maintenance. Travel is minimal, and the team collaborates across government-grade networks to sustain

Qualifications

• Minimum four years of experience in security administration or engineering.
• Active DoD Cyber Workforce Framework/DOD 8140-compliant certifications.
• Ability to obtain network/server/workstation rights on JWAC networks.
• U.S. Citizenship required due to government contract.
• DoD TS/SCI clearance eligibility day one prior to entry on duty.

Responsibilities

• Install, configure, monitor, and maintain security enforcement and patching across network devices.
• Ensure compliance with Cyber Security directives and STIGs.
• Assist with incident investigation and response.
• Provide Forescout support: policy editing, testing, and integration with config tools.
• Configure and support ePO, import extensions, and updates.
• Maintain systems in an operational, compliant state and perform regular status reporting.
• Complete weekly activity reports and SOP/documentation updates.
• Other duties as assigned.

Skills

Attention to detail

Critical thinking

Analytical skills

Communication skills

Self-motivated

Team collaboration

Adaptability

Education

CEH

CISSP-ISSAP

CISSP-ISSEP

Cloud+

CySA+

GCIA

GICSP

PenTest+

Security+CE

SSCP

DoD TS/SCI eligibility day one

Tools

Forescout

HBSS

ACAS

Ansible

Windows Server Administration

Job description

Location: Dahlgren, VA

Travel Required: Minimal

Level/Salary Range: $110,000 - $120,000

Position Type: Full-Time

Date Posted: Thu, 09/24/2026 - 12:00

Posting Expires: Until filled

Mandatory Job Requirements:

• One of the DoD Cyber Workforce Framework and DoD 8140-compliant certifications appropriate to the position
• Ability to obtain network, server, and workstation administration rights on JWAC networks
• Pursuant to a government contract, this specific position requires U.S. Citizenship
• Current DoD TS/SCI clearance eligibility day one and prior to entry on duty

This role supports network compliance and connectivity within a secure IT environment that enables critical mission operations. The team provides analytical and technical support to government organizations responsible for national security and defense missions.

Work Location: Onsite in Dahlgren, VA.

Basic Required Qualifications and Skills: Note: These are mandatory items that all candidates must have when submitting an application to IMC for this position. Please ensure that your submission addresses each of these requirement items. Candidates without these required elements will not be considered.

• At start date, must possess one of the following DoD Cyber Workforce Framework and DoD 8140-compliant certifications appropriate to the position in ACTIVE status.
  • CEH
  • CISSP-ISSAP
  • CISSP-ISSEP
  • Cloud+
  • CySA+
  • GCIA
  • GICSP
  • PenTest+
  • Security+CE
  • SSCP
• Minimum of four years of experience with security administration or engineering.
• Minimum of three years of experience with the following:
  • Forescout,
  • HBSS,
  • ACAS,
  • Ansible (less than three years of experience considered on a case-by-case basis), and
  • Windows Server Administration.
• Superb attention to detail, critical thinking, and analysis skills, with strong analytical and problem-solving skills.
• Internal drive to figure out complex challenges and answers without giving up.
• Excellent communication and interpersonal skills.
• Self-motivated and able to stay focused.
• Ability to obtain network, server, and workstation administration rights on JWAC networks.
• Pursuant to a government contract, this specific position requires U.S. Citizenship.
• All applicants must have current DoD TS/SCI clearance eligibility day one and prior to entry on duty.

Desired Qualifications and Skills: It is desirable that the candidate have the following qualifications:

• Experience with LogRhythm.
• Microsoft Windows Server Certifications.
• Former DoD experience as military, government, or contractor.

Essential Duties and Responsibilities: This position will include, but is not limited to, the following tasks:

• Install, configure, monitor, and maintain the technologies that enforce rules to ensure that all devices connected to the network are appropriately configured and patched, disabling, or refusing connectivity for those systems that are not authorized and/or compliant.
• Ensure technologies are configured correctly to meet all applicable Cyber Security directives/mandates (such as Comply to Connect) and to include relevant STIGs and controls.
• Assist with investigating and responding to incidents/failures/anomalies that arise.
• Provide Forescout support:
  • Edit and implement policies,
  • Test connection,
  • Support connection to the configuration management tools, and
  • Importing and exporting policies, groups, and scripts.
• Configure and support ePO (i.e., import extensions, software, updates).
• Maintain computer systems in a fully operational state through monitoring, alerting, troubleshooting, and performing repair and restoration activities to a compliant operational state.
• Perform periodic reporting of system status to include uptime, incidents, problems, and open issues, etc.
• Perform backup HBSS and LogRhythm support.
• Provide input for, and maintain, Standard Operating Procedures (SOPs) and provide documentation of service workflows, system configurations, and routine tasks.
• Provide weekly activity reports of work completed, issues and concerns, and upcoming work plans.
• Other duties as assigned.

Salary and Benefits Information: Please see the salary information listed at the beginning of this document, which is not a guarantee of compensation or salary. All salaries will be based on relevant experience, geographic location, and position and/or contractual requirements, which could fall outside of the listed range.

Benefits:

• 401(k) with a 3% employer match
• paid time off
• paid holidays
• FSA spending
• dental
• vision
• health insurance
• company-sponsored AD&D
• life insurance
• voluntary life
• AD&D
• accident
• critical illness
• hospital
• pet insurance
• bonus and/or other incentives

For more information about IMC’s benefits, please visit our website at https://www.imcva.com/about-imc/careers

Background Information:

Innovative Management Concepts, Inc. (IMC), a Service-Disabled Veteran-Owned Small Business, provides a broad range of information technology IT services to government and commercial customers by placing a high priority on modernization, enhancing business processes through technology, and creating efficiencies through automation. Since its founding in 1989, IMC has offered solutions and expertise in: IT operations and maintenance, data management, cyber security, systems and network engineering and administration, cloud/hosting services, software development, website services, software quality assurance and testing (including IV&V), and project management. IMC is certified in International Organization for Standardization (ISO) 9001 Quality Management, ISO 27001 Information Technology Security Management, ISO 20000 Information Technology Service Management, and ISO 14001 Environmental Management System. Committed to continuous improvement and information security, IMC has been appraised at level 3 of the CMMI Institute’s Capability Maturity Model Integration for both Development and Services and we are CMMC Level 2 (Ver 2.0) compliant. Find out more about IMC at www.imcva.com.

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.