Sterling, VA

Engineer Jobs in Sterling, VA

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1mo ago

Senior Cybersecurity Engineer - RMF/ISSE Lead

CACI Sterling, VA

Sterling, VA

1mo ago Closed

$104k - $218k/yr Full time Manager Senior Application Security

This position is no longer accepting applications (closed Sep 12, 2026).

Job Description

The Senior Cybersecurity Engineer - RMF/ISSE Lead will support a division focused on safeguarding Electronic Warfare systems by guiding security posture across the system lifecycle. This onsite role in Sterling, VA includes leading Risk Management Framework (RMF) execution, supervising Security Engineers, and ensuring Assessment & Authorization (A&A) documentation and continuous monitoring requirements are met.

Key Responsibilities

Lead, mentor, and manage a team of 3-5 Security Engineers, including oversight of project timelines, delivery of high-quality security solutions, performance evaluations, and professional development opportunities.
Direct design and documentation of secure system architectures spanning web applications, application stacks, Web Application Firewalls (WAFs), Intrusion Detection/Prevention Sensors (IDS/IPS), antimalware technologies, and Advanced Persistent Threat (APT) prevention.
Define security requirements and integrate security capabilities across all SDLC phases, including initiation, acquisition/development, implementation, operations/maintenance, and disposition, aligned to NIST 800-64 Rev. 2 guidance.
Manage and execute RMF activities (Steps 1-6), performing ISSO/ISSE functions to support system progress from initial categorization through Authorization to Operate (ATO).
Support DoD or IC acquisition programs, contributing to outcomes such as IATT and/or ATO.
Develop, maintain, and review Assessment & Authorization (A&A) documentation using Xacta, eMASS, or equivalent tools, including artifacts such as SSP, SCTM, and BoE.
Ensure compliance of hardware and software with Government Security Certification Officer (SCO) requirements and standards including NIST SP 800-53, ICD 503, and CNSSI 1253.
Implement continuous monitoring (ConMon) and lead security audits using IC and DoD approved scanning tools such as Nessus/ACAS, SCAP/SCC, STIG Viewer, Nmap, and additional vulnerability assessment platforms.
Direct incident response activities and participate in an on-call rotation for security incidents.

Required Qualifications

Bachelor’s degree in computer science, cybersecurity, engineering, information technology, or a related field (or equivalent experience).
10+ years of experience with demonstrated ISSE/ISSO responsibilities, preferably in the Intelligence Community or DoD environment.
Experience achieving IATT and/or ATO on DoD or IC acquisition programs.
People management or team leadership experience.
Current active TS/SCI eligibility.
DoD 8570/8140 IASAE Level III (e.g., CISSP).
Knowledge of RMF processes and NIST SP 800-53 and NIST 800-64 Rev. 2.
Experience integrating security across the SDLC phases: initiation, acquisition/development, implementation, operations/maintenance, and disposition.
Working knowledge of network protocols (TCP/IP, DNS, HTTP/HTTPS), VPNs, IDS/IPS, firewalls, and DMZ configurations.
Hands-on Linux/Unix experience.
Experience with web applications, application stacks, WAFs, and application-layer security controls.
Experience with A&A tracking tools such as Xacta or eMASS, plus SCAP/SCC and vulnerability assessment tools including Nessus and ACAS.

Technology Stack

Risk Management Framework (RMF)
NIST 800-64 Rev. 2
NIST SP 800-53
ICD 503
CNSSI 1253
ISSO/ISSE
IATT and Authorization to Operate (ATO)
Xacta, eMASS, SSP, SCTM, BoE
Nessus/ACAS, SCAP/SCC, STIG Viewer, Nmap
Linux/Unix
TCP/IP, DNS, HTTP/HTTPS, VPNs, IDS/IPS, firewalls, DMZ configurations
Web Application Firewalls (WAFs), Web applications, antimalware technologies, APT prevention

Travel Requirements

Percentage of Travel Required: Up to 10%
Type of Travel: Local

Clearance & Certifications

Current active TS/SCI eligibility
DoD 8570/8140 IASAE Level III (e.g., CISSP)

Compensation

The proposed salary range for this position is $103,800 - $218,100 per year.

Benefits

Flexible time off benefit
Robust learning resources
Healthcare
Wellness
Financial benefits
Retirement
Family support
Continuing education
Time off benefits

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2mo ago

Software Engineer Analyst - AI Trainer

DataAnnotation Sterling, VA 🇺🇸 Remote

Sterling, VA

2mo ago Closed

$50 - $100/hr Contract Python Ai Ml Ai Trainer

This position is no longer accepting applications (closed Jul 31, 2026).

Job Description

This contract Software Engineer Analyst - AI Trainer position is based in Sterling, Virginia with remote work options. The role centers on designing and solving coding problems used to train AI systems, producing precise code samples with explanations, and evaluating AI-generated code to guide model improvements. It offers fully remote scheduling and paid project opportunities via the DataAnnotation platform.

Responsibilities

Develop and solve a variety of coding challenges used to train AI systems.
Produce clear, high-quality code samples accompanied by thorough explanations.
Assess AI-generated code for correctness, performance, and readability.
Provide actionable feedback that informs the next generation of AI models.

Requirements

English proficiency at native or bilingual level.
Strong experience in one or more of the following: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift.
Excellent writing and grammar skills.
Bachelor's degree (completed or in progress).
Prior experience as a Software Developer, Coder, Software Engineer, or Programmer is preferred.

Technologies

JavaScript
TypeScript
Python
C
C#
C++
React
Go
Java
Kotlin
Swift

Benefits

Fully remote: work from anywhere in the US, Canada, UK, Ireland, Australia, and New Zealand.
Flexible schedule: select projects and set your own working hours from your own computer at home.
Competitive pay: projects are paid hourly, up to $100+ USD per hour; some projects offer higher bonus rates.
Impact: contribute to shaping the future of AI technologies.

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Engineer Jobs in Sterling, VA

Senior Cybersecurity Engineer - RMF/ISSE Lead

Software Engineer Analyst - AI Trainer

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