Cornerstone Defense is looking for a Multi-Level Guard / Cross-Domain Solution knowledgeable Engineer to maintain multiple Cross-Domain Solutions deployed into operations and to configure, deliver, and maintain
additional Cross-Domain Solutions. This individual will work closely with
developers to ensure the guard meets system needs including future
updates and changes, with security personnel to aid in obtaining and
maintaining security accreditation, and with the system maintenance team
to ensure ongoing operations of the Cross-Domain Solutions. Additional
duties include working with DevOps and System Administration teams to
support additional areas of the operational deployment.

 

Our capabilities include DevOps lifecycle management, a full-featured secure management stack, and network automation.

Cornerstone Defense is seeking a Systems Engineer to help coordinate our development, deployment, and maintenance of our services and systems to a government customer.

The successful candidate will have a demonstrated experience working across multiple areas of the System Engineering lifecycle.

Responsibilities :
• Coordinate with Government customers and their representatives regarding program status and deliverables.
• Conduct internal coordinate with multiple matrixed teams to ensure program success.
• Build and maintain program plans and program schedules.
• Maintain and manage update system documentation.
• Build training material and conduct training sessions with system users.

Here’s What You’ll Need :
• Bachelors in Business Information Technology, Computer Science, Computer Engineering, or similar degree.
• Demonstrated experience with System Engineering lifecycle.
• 8-years’ experience working within the Intelligence Community.
• Experience working within an incremental development framework.
• Ability to coordinate within a diverse group of technical experts.
• Must be willing to work on-site in Northern Virginia.

Preferred :
• Demonstrated experience providing technical documentation and presentations to customers.
• Working knowledge of Linux.
• Experience with Kubernetes environments.
• Current DoD 8570 IAT II Certification (Security+) or higher certification or ability to obtain certification within 4 weeks of starting role.
• Active TS / SCI Clearance with Full Scope Polygraph.
 

Linux-Savvy CNO Devloper

Clearance: TS/SCI with Full Scope Polygraph
Location: Annapolis Junction, MD

Supporting the Most Exciting and Meaningful Missions in the World
 

Are you looking to make great use of your reverse engineering (RE) and embedded development skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing embedded development / vulnerability research / reverse engineering subject matter experts, we have the perfect position for you to help start a new stage of your career at Parsons, to support a recently awarded 5 year contract!

You'll get the opportunity to do reverse engineering and embedded development to support a critical customer mission and develop much needed capabilities. You'll get to work at our local contractor site, integrated into the our team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:
– 10+ years of software engineering / reverse engineering / vulnerability research experience (or 5 years experience + a Masters)
– Experience with Linux/Unix internals
– Expertise with the C programming language​

Desired Qualifications:
– Reverse engineering experience

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

Virtualization-Savvy CNO Devloper

Clearance: TS/SCI with Full Scope Polygraph
Location: Hanover, MD

Supporting the Most Exciting and Meaningful Missions in the World

Are you looking to make great use of your C programming and Windows Internals skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing subject matter experts, we have the perfect position for you, keep reading;

You'll get the opportunity to do software development in C and leverage your Windows Internals skills to support a critical customer mission and develop much needed capabilities. You'll get to work at the customer site, integrated into the customer's team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:
10+ years of software engineering / reverse engineering / vulnerability research experience (or substitute 2 years' experience with a Master's)
– Embedded experience
– Expertise with the C programming language​
– ​In-depth understanding of network protocols
– ​Memory Management
– ​Windows Internals
– ​Reverse Engineering for debugging

Desired Qualifications:
– Python

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

Virtualization-Savvy CNO Devloper

Clearance: TS/SCI with Full Scope Polygraph
Location: R&E

Supporting the Most Exciting and Meaningful Missions in the World

Are you looking to make great use of your C programming and Windows Internals skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing subject matter experts, we have the perfect position for you, keep reading;

You'll get the opportunity to do software development in C and leverage your Windows Internals skills to support a critical customer mission and develop much needed capabilities. You'll get to work at the customer site, integrated into the customer's team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:
10+ years of software engineering / reverse engineering / vulnerability research experience (or substitute 2 years' experience with a Master's)
– Embedded experience
– Expertise with the C programming language​
– ​In-depth understanding of network protocols
– ​Memory Management
– ​Windows Internals
– ​Reverse Engineering for debugging

Desired Qualifications:
– Python

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

 Network-Savvy CNO Developerh

Location: Hanover, MD
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Supporting the Most Exciting and Meaningful Missions in the World
 

Are you looking to make great use of your reverse engineering (RE) and embedded development skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing embedded development / vulnerability research (VR) / RE subject matter experts, we have the perfect position for you, please keep reading….

You'll get the opportunity to do RE, VR, and embedded development skills to support a critical customer mission and develop much needed capabilities. You'll get to work at the customer site, integrated into the customer's team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your CNO development skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:

– 5+ years of software engineering / reverse engineering / vulnerability research experience (or 3 years experience + a Master's)
– Experience with Reverse Engineering
– Expertise with the C programming language​
– ​In-depth understanding of network protocols
– Experience with network device appliances (routers, switches, firewalls)
– Experience working in a Real Time OS environment

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

Firmware-Savvy CNO Devloper

Clearance: TS/SCI with Full Scope Polygraph
Location: Hanover, MD

*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Supporting the Most Exciting and Meaningful Missions in the World
 

Are you looking to make great use of your reverse engineering (RE) and embedded development skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing embedded development / vulnerability research / reverse engineering subject matter experts, we have the perfect position for you, please keep reading….

You'll get the opportunity to do reverse engineering, embedded development, and SAS development to support a critical customer mission and develop much needed capabilities. You'll get to work at our local contractor site, integrated into the our team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:

– BS +5 years of software development experience
– Strong proficiency in C Programming
– Experience with Vulnerability Research
– Expertise with Reverse Engineering
– Experience with developing firmware

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

iOS-Savvy Reverse Engineer

Clearance: TS/SCI with Full Scope Polygraph
Location: R&E

Supporting the Most Exciting and Meaningful Missions in the World
 

Job Description:

Are you looking to make great use of your iOS reverse engineering (RE) and vulnerability research (VR) skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing iOS team / reverse engineering subject matter experts, we have the perfect position for you, please keep reading….

You'll get the opportunity to do RE, VR, and prototype development to support a critical customer mission and develop much needed capabilities. You'll get to work at the customer site, integrated into the customer's team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your iOS and CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:
– 5+ years of software engineering / reverse engineering / vulnerability research experience (or 3 years experience + a Masters)
– Experience with Reverse Engineering
– Experience with Vulnerability Research
– Experience with iOS development / analysis

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

iOS-Savvy Reverse Engineer

Clearance: TS/SCI with Full Scope Polygraph
Location: Ft. Meade, Maryland

*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Supporting the Most Exciting and Meaningful Missions in the World
 

Job Description:

Are you looking to make great use of your iOS reverse engineering (RE) and vulnerability research (VR) skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing iOS development access / reverse engineering subject matter experts, we have the perfect position for you, please keep reading….

You'll get the opportunity to do RE, VR, and prototype development to support a critical customer mission and develop much needed capabilities. You'll get to work at the customer site, integrated into the customer's team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your iOS and CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:
– 5+ years of software engineering / reverse engineering / vulnerability research experience (or 3 years experience + a Masters)
– Experience with Reverse Engineering
– Experience with Vulnerability Research
– Experience with iOS development / analysis

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

Firmware-Savvy CNO Devloper

Clearance: TS/SCI with Full Scope Polygraph
Location: Ft. Meade, MD

*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Supporting the Most Exciting and Meaningful Missions in the World
 

Are you looking to make great use of your reverse engineering (RE) and embedded development skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing embedded development / vulnerability research / reverse engineering subject matter experts, we have the perfect position for you, please keep reading….

You'll get the opportunity to do reverse engineering, embedded development, and SAS development to support a critical customer mission and develop much needed capabilities. You'll get to work at our local contractor site, integrated into the our team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:

– BS +5 years of software development experience
– Experience with Firmware
– Expertise with Reverse Engineering
– ARM Assembly
– C Programming

Desired Qualifications:
– BIOS or UEFI Experience

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

Virtualization-Savvy CNO Devloper

Clearance: TS/SCI with Full Scope Polygraph
Location: Ft. Meade, MD

*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Supporting the Most Exciting and Meaningful Missions in the World
 

Are you looking to make great use of your C programming and Windows Internals skills, while continuing to sharpen them? If you're hungry to support an amazing mission, work as a team to leverage your skills to make a difference, and learn from / collaborate with our existing subject matter experts, we have the perfect position for you, keep reading;

You'll get the opportunity to do software development in C and leverage your Windows Internals skills to support a critical customer mission and develop much needed capabilities. You'll get to work at the customer site, integrated into the customer's team which includes several subject matter experts, learning from their mentorship to grow your skills and support our customer's mission. Your CNO skills will be stretched to the limit as you utilize your creativity to discover new solutions to problems, implement capabilities, and help better protect our country.

Required Qualifications:
– BS +5 years of software development experience
– Experience with Windows internals
– Expertise with C programming
– Embedded
– Memory Management
– Networking – network protocols, SSL, Security Layers
– TS/SCI clearance (with polygraph)

Desired Qualifications:
– Reverse engineering experience
– Experience with hypervisors, including development

Minimum Clearance Required to Start:

Top Secret SCI w/Polygraph

Cyber Vulnerability Assessment & Analysis Officer
Clearance: TS/SCI with Full Scope Polygraph
Reston, VA

Supporting the Most Exciting and Meaningful Missions in the World

 We are looking for a team-members with creative talent who are ready to take on the challenge of, Cyber Security Vulnerability A&A Officer to support at a sponsor facility. The Cyber Vulnerability A&A Officer is deployed to collocate with Sponsor’s offices, departments, or programs. The officer shall perform the following functions and deliver outcomes as follows: please keep reading…

Core responsibilities of the position include:

· Perform vulnerability assessment against system baselines to evaluate effectiveness of system configurations to include validation of system software, software patching and hardware configurations.

· Conduct compliance checks for patches on deployed program systems.

· Conduct vulnerability assessment to support sponsor with Assessment & Accreditation Security Policies & procedures, and compliance with ISSO/ISSM requirements and sponsor’s security regulations.

· Assure compliance with accreditation documentation in coordination with program ISSO/ISSM staff.

· Conduct Nmap port scanning as needed.

· Operate open source security tools, such as Nmap, or other applicable products approved and provided by the sponsor.

· Operate sponsor provided proprietary security tools such as Tenable Nessus, WebInspect, AppDetective, Rapid 7 Nexpose, RoadRunner, Greenlight, TEMIS, etc..

· Understand and operate network device implementations.

· Coordinate with ISSO on security incident response for Information Assurance concerns.

· Assist the sponsor with vulnerability assessment, including evaluation of specific configurations of program network devices and network enable software applications on both window and Linux platforms.

· Ensure program laptops are configured in accordance with sponsor’s Laptop Compliance Process, or current sponsor’s regulations/requirements by either completing configurations or by providing advice/resources of who can configure the laptop based on the customer’s office.

· Maintain the sponsor’s laptop security program, to include updating sponsor’s system of record and/or enduring responsible officers update the system of record.

· Develop and maintain a program that supports and encourages 100% laptop compliance providing options and standard operating procedures that account for mission requirements and a geographically distributed workforce.

· Provide ad-hoc security administration or communication security (COMSEC) support, as required.

Required experience:

· Minimum 6 years’ experience performing full range of Cyber A&A functions

· Relevant industry certifications

· Demonstrated ability to work independently with minimal guidance and in small dynamic teams often under time-constraints

· US government issued Top Secret/SCI security clearance required at time of application

· Must be a US Citizen at time of application

Preferred Qualifications

· 8 years’ experience working in the Cyber A&A field.

· Previous experience working within the customer space

· Proficient in Microsoft office suite of products