Information Security Manager III

ARGO Cyber Systems, LLC; Arlington (VA); Hybrid; USD 140,000 - 170,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Life Insurance

401K

Job summary

ARGO Cyber Systems, LLC in Arlington, VA seeks an experienced Information Security Manager III to lead RMF lifecycle management for IT systems and ensure compliance with federal cyber standards. The role collaborates with ISSMs, CISOs, and senior stakeholders to plan, design, and advance security programs.

U.S. citizenship and active TS/SCI clearance are required. The position is on-site with hybrid options, offering competitive benefits and opportunities to shape security across projects.

Qualifications

• U.S. Citizenship is required.
• Bachelor’s degree with 5+ years of directly relevant experience in information security management.
• OR High School Diploma and 7+ years of information security management experience.
• Hands on experience with Linux operating systems or Amazon Web Services.
• Experience supporting the NIST RMF process and contributing to a full ATO effort.

Responsibilities

• Manage the full RMF lifecycle for IT systems.
• Assist leadership on major tasks and technology assignments.
• Set goals and plans to meet project objectives.
• Ensure security management and staffing meet technical requirements.
• Interface with senior management and clients on security matters.
• Support planning and implementation of a cybersecurity lab’s security infrastructure.
• Lead major technology assignments and ATO processes.

Skills

Information security management

RMF / A&A process

Risk assessment

Stakeholder collaboration

Security program leadership

Education

Bachelor's degree

High School Diploma with experience

Tools

Linux

AWS

RMF tools (CSAM, Xacta, Archer, RegScale)

Job description

Information Security Manager III

Location: Arlington, VA (On-Site)/ Hybrid

Citizenship: US only

Clearance: Active TS/SCI (DHS EOD Suitability required)

Company: Argo Cyber Systems, LLC - Service-Disabled Veteran-Owned Small Business (SDVOSB)

About Argo Cyber Systems

Argo Cyber Systems provides mission-critical cybersecurity support to U.S. Government agencies and critical infrastructure owners nationwide. Our teams deliver rapid incident response, advanced forensics, and coordinated recovery operations to protect vital systems from evolving cyber threats. We combine technical precision with operational agility-helping federal partners identify, contain, and recover from complex cyber incidents with speed and confidence.

Argo Cyber Systems is seeking an experienced Information Security Manager that will be responsible for managing the full Risk Management Framework (RMF) lifecycle for IT systems and ensuring compliance with federal cybersecurity standards. This role provides technical leadership and strategic support to management, coordinating security efforts across projects, guiding risk assessments, and implementing DHS IT security standards. The selected candidate will assist in planning, designing, and advancing a cybersecurity lab's security infrastructure, while leading major technology assignments, supporting ATO processes, and collaborating with ISSMs, CISOs, and senior stakeholders.

Role and Responsibilities

• Work as part of a team of Information Assurance professionals to manage the full Risk Management Framework lifecycle for Information Technology systems
• Assisting technical/management leadership on major tasks or technology assignments
• Establishing goals and plans that meet project objectives
• Assisting in direction and control activities, having overall responsibility for security management, methods, and staffing to ensure that technical requirements are met
• Participating in client negotiations and interfacing with senior management
• Supporting decision making and domain knowledge that may have a critical impact on overall project implementation
• Providing support to plan, coordinate, and implement a cybersecurity lab's information security
• Providing support for facilitating and helping the lab identify its current security infrastructure and define future programs, design and implementation of security related to lab systems
• Assisting the efforts of security staff to design, develop, engineer and implement solutions to security requirements
• Implementing and development of the DHS IT security standards
• Gathering and organizing technical information about the lab's mission goals and needs, existing security products, and ongoing programs
• Performing risk analyses which also includes risk assessment
• Planning and leading major technology assignments
• Evaluating performance results and recommends major changes affecting short-term project growth and success
• Functioning as a cyber technical expert across multiple project assignments
• Working closely with ISSM and CISO to respond to Data Calls and satisfy requirements of ATOs

Qualifications, Education and Skills Requirements

• U.S. Citizenship is required.
• Bachelor's degree with 5+ years of directly relevant experience in information security management
• OR High School Diploma and 7+ years of information security management experience.
• Hands on experience with Linux operating systems or Amazon Web Services
• Experience supporting the NIST Risk Management Framework (RMF) process and contributing to a full ATO effort from initiation through authorization, including development of security documentation, control implementation statements, supporting assessment (audit) activities, and performing full POA&M management
• Beginning to end Knowledge of RMF and Assessment and Authorization (A&A) documentation to include SSP, Contingency, Incident & Configuration Mgmt planning and execution
• Experience working on multiple complex assignments which are broad in nature, requiring originality and innovation in determining how to accomplish tasks
• Ability to apply a comprehensive knowledge across key tasks and high impact assignments
• Knowledge of Computer Network Defense (CND) policies, procedures & regulations
• Knowledge of defense-in-depth principles and network security architecture
• Knowledge of ATO requirements and strong experience with POAMs.
• Knowledge and experience with full range of Microsoft Office products (Word, Excel, Powerpoint, and Visio)
• Knowledge of boundary protection and network segmentation
• Knowledge of authentication and access management techniques
• Experience with implementing and assessing security controls for hardware, software, and network deployments
• Must be able to work collaboratively with internal and external stakeholders across physical locations

Additional Desires and Considerations

• Experience with Risk Management Framework software (CSAM, Xacta, Archer, RegScale)
• Experience with host and network scanning software (Nessus, Security Center, Tenable Vulnerability Management, nmap, Wiz, burp)
• Experience with Endpoint Protection tools like CrowdStrike or CarbonBlack
• Working knowledge of SIEM tools like Splunk, SOAR, or ELK
• Familiarity with role-based account processing operations
• Familiarity with zero trust architectures
• Familiarity with scripting languages (python, AWS CLI, Lambda, bash, powershell)
• Desired Certifications:
• DoD 8140.01 IAT Level III
• CISSP
• AWS
• Cisco
• Microsoft

Company Benefits

ARGO Cyber Systems provides industry competitive employee benefits to include medical, dental, vision, life insurance, and 401K.

Argo Cyber Systems is a Federal Contractor and an Equal Opportunity Employer.

Background & Drug Screening Disclaimer

© Argo Cyber Systems, LLC - All Rights Reserved

Argo Cyber Systems, LLC is committed to maintaining a safe, secure, and trusted workplace for all employees and our federal clients. Employment with Argo Cyber Systems is contingent upon successful completion of all required background investigations and pre-employment screenings, which may include, but are not limited to:

• Criminal background checks (federal, state, and local)
• Employment and education verification
• Reference checks
• Drug screening (in compliance with federal and state law)
• Security clearance verification (as applicable for classified positions)

Candidates selected for employment in positions requiring access to sensitive or classified information may also be subject to additional U.S. Government background investigations and security adjudication processes, including DHS Entry on Duty (EOD) suitability or equivalent federal clearance requirements.

Argo Cyber Systems reserves the right to disqualify or rescind an offer of employment based on the results of any background or screening process that, in the company's judgment, may impact an individual's ability to perform essential job functions or meet contractual obligations.

All background investigations and screenings are conducted in accordance with applicable federal, state, and local laws, including the Fair Credit Reporting Act (FCRA). Candidates will be notified of their rights and provided an opportunity to review and dispute any adverse findings before final employment determinations are made.