Cybersecurity Engineer (CSfC Specialist) (TS)

Koniag Government Services; Washington (District of Columbia); On-site; USD 130,000 - 190,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) retirement plan

Paid time off and parental leave

Life and disability insurance

FSAs and commuter benefits

Tuition reimbursement

Job summary

Koniag Government Services seeks a Cybersecurity Engineer specializing in CSfC to design, implement, and maintain secure communications architectures. The role focuses on Data-at-Rest and Data-in-Transit compliant designs, with hands-on CSfC deployment and assessment in secure environments.

Responsibilities include design and integration of encrypted tunneling, SIEM support, risk and compliance checks, and documentation artifacts.

Qualifications

• Active TS/SCI clearance required.
• 7+ years in cybersecurity with CSfC experience.
• DoD 8140 work role qualification: 521- Cyber Defense Infrastructure Support Specialist.
• Bachelor’s degree in Cybersecurity, CS, or related field (preferred).
• Certifications: Security+, SSCP, CySA+, PenTest+, CASP+, GCIH, CISSP, GSLC, or CISSP/CASP++GCIH combo.

Responsibilities

• Design, implement, and maintain CSfC-based secure communication architectures.
• Serve as SME for CSfC capability packages including design, documentation, configuration, and compliance.
• Develop DAR and DiT architectures compliant with NSA guidance.
• Integrate encrypted tunneling solutions within enterprise and tactical environments.
• Support SIEM monitoring, incident response, and risk assessments.
• Create and maintain engineering documentation and accreditation artifacts.
• Coordinate with system owners and government stakeholders to meet security requirements.
• Support lifecycle management, upgrades, and modernization of CSfC solutions.

Skills

CSfC

NSA CSfC standards

Security monitoring

Risk assessment

Education

Bachelor’s degree in Cybersecurity or CS

Tools

IPsec

TLS

VPN

SIEM tooling

Job description

Koniag Management Solutions, LLC (KMS), a Koniag Government Services (KGS) company, is hiring a Cybersecurity Engineer-Commercial Solutions for Classified (CSfC). Position requires an active Top Secret/SCI clearance with ability to obtain additional security requirements. Please do not apply if you do not possess the required Top-Secret Clearance.

Benefits include medical, dental, and vision insurance, 401(k) retirement plan, paid time off, paid parental leave, life and disability insurance, flexible spending accounts, commuter benefits and tuition reimbursement.

Position Summary

We are seeking a Cybersecurity Engineer specializing in Commercial Solutions for Classified (CSfC) to design, implement, and maintain secure communication architectures using layered commercial products meeting NSA’s CSfC standards. This role requires deep expertise in Data-at-Rest (DAR) and Data-in-Transit (DiT) compliant architectures, as well as strong hands-on experience deploying, integrating, and assessing CSfC components in secure operational environments. The candidate will support mission operations at Joint Base Anacostia-Bolling and must maintain an active TS/SCI clearance.

Key Responsibilities

• Design, implement, and maintain secure communication solutions using layered commercial technologies aligned with NSA CSfC standards.
• Serve as the subject matter expert for CSfC capability packages, including solution design, documentation, configuration, and compliance validation.
• Develop and maintain DAR and DiT architectures that conform to NSA guidelines and aligned security frameworks.
• Integrate encrypted tunneling solutions within enterprise and tactical environments.
• Support SIEM monitoring, event correlation, and security incident response activities.
• Conduct risk assessments, vulnerability analysis, and compliance checks on CSfC-related systems.
• Create and maintain engineering documentation, configuration guides, diagrams, and accreditation artifacts.
• Coordinate with system owners, cybersecurity teams, and government stakeholders to ensure CSfC solutions meet mission and security requirements.
• Support lifecycle management, including upgrades, patching, and modernization of CSfC solutions.

Required Qualifications

• Active TS/SCI clearance.
• Minimum of 7 years of cybersecurity experience, including at least 3 years of hands-on experience with NSA Commercial Solutions for Classified (CSfC) capability packages.
• DoD 8140 work role qualification: 521- Cyber Defense Infrastructure Support Specialist.
• Bachelor’s degree in Cybersecurity, Computer Science, or a related field (preferred but not required).
• At least one of the following required certifications:
• Security+
• SSCP
• CySA+
• PenTest+
• CASP+
• GCIH
• CISSP
• GSLC
• CISSP (or CASP+ + GCIH combination)

Technical Knowledge Requirements

• Strong understanding of:
• CSfC standards and capability package guidance
• DAR and DiT architecture design
• Encrypted tunneling technologies (IPsec, TLS, VPN)
• Enterprise SIEM monitoring and security event analysis
• Security controls implementation and compliance reporting

Preferred Certifications (Plus)

• GCIH
• GCIA
• CASP+
• EDR vendor certifications (Microsoft Defender, CrowdStrike, or similar)

Preferred Experience

• Experience designing and deploying NSA-compliant CSfC solutions in DoD or IC environments.
• Experience integrating and automating security monitoring across heterogeneous environments.
• Familiarity with risk management frameworks, secure configuration baselines, and accreditation processes.

Requirements

TS/SCI security clearance required, candidate will not be considered without.

Our Equal Employment Opportunity Policy

The company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race, color, religion, creed, ethnicity, sex, sexual orientation, gender or gender identity (except where gender is a bona fide occupational qualification), national origin or ancestry, age, disability, citizenship, military/veteran status, marital status, genetic information or any other characteristic protected by applicable federal, state, or local law. We are committed to equal employment opportunity in all decisions related to employment, promotion, wages, benefits, and all other privileges, terms, and conditions of employment.

The company is dedicated to seeking all qualified applicants. If you require an accommodation to navigate or to apply to a position on our website, please contact Heaven Wood via e‑mail at [e-mail] or by calling 703-488-9377 to request accommodations.

About Our Company

Koniag Government Services (KGS) is an Alaska Native Owned corporation supporting the values and traditions of our native communities through an agile employee and corporate culture that delivers Enterprise Solutions, Professional Services and Operational Management to Federal Government Agencies. As a wholly owned subsidiary of Koniag, we apply our proven commercial solutions to a deep knowledge of Defense and Civilian missions to provide forward leaning technical, professional, and operational solutions. KGS enables successful mission outcomes for our customers through solution-oriented business partnerships and a commitment to exceptional service delivery. We ensure long-term success with a continuous improvement approach while balancing the collective interests of our customers, employees, and native communities. For more information, please visit www.koniag-gs.com.