Senior Information Security Engineer, Offensive Security
$175k - $250kGRVTY
Job Description
Job Description
What Impact You'll Have
Seeking experienced offensive security professionals to conduct security assessments, red team operations, and network exploitation activities in support of client security requirements.
What You'll be Owning
- Execute offensive cyber operations to assess client networks and identify vulnerabilities
- Analyze computer networks and systems to identify and assess security weaknesses
- Perform analysis of malware and security tools to evaluate capabilities
- Provide written and oral briefings on assessment results to clients and management
- Train and mentor junior operators on tools, techniques, and tradecraft
- Develop scripts and tools to improve operational efficiency
What You Must Have
- Must be able to obtain and maintain an Active TS/SCI with poly, US citizenship required
- Bachelor Degree in Computer Science or related field is required or 5 years of direct work experience
- Minimum of 3 years of related work experience is required
- Completion of formal offensive cyber operations training
- Experience conducting network exploitation, penetration testing, or red team operations
- Proficiency with UNIX/Linux and Windows operating systems
- Strong understanding of network protocols and packet analysis
What Would be Nice to Have
- Active TS/SCI with poly
- Advanced operator certifications or specialized training
- OSCP, GXPN, or similar offensive security certifications
- Experience with reverse engineering and exploit development
- Background in offensive cyber operations or advanced red teaming
Pay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications. We're proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth. Our benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.
- The pay range for this position is: $175,000.00 - $250,000.00
Pay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.
We're proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth.
Our benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.
Maryland Pay Range
$175,000—$250,000 USD
Why Choose GRVTY
The toughest national security challenges demand vision and ingenuity, not just resources. We deliver mission and technical expertise to outpace our adversaries. We're purpose-built to tackle the most entrenched, systemic national security issues around the world.
We partner with our customers to help them overcome challenges in every corner of technology and defense—including the ones still being explored. Our growing capabilities create complementary advantages, giving on-the-ground operations the edge they need to succeed. We muster everything we have to answer every challenge presented, every day of our lives.
At GRVTY, we believe that when our employees thrive, our company thrives. That's why we offer a comprehensive and competitive benefits package designed to support your well-being, growth, and work-life balance.
• Robust health plan including medical, dental, and vision
• Health Savings Account with company contribution
• Annual Paid Time Off and Paid Holidays
• Paid Parental Leave
• 401k with generous company match
• Training and Development Opportunities
• Award Programs
• Variety of Company Sponsored Events
EEO Statement
GRVTY, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran and will not be discriminated against on the basis of disability.
Anyone requiring reasonable accommodations should email View email address on us.fitly.work or call View phone number on us.fitly.work with requested details. A member of the HR team will respond to your request within 2 business days.
Know Your Rights: Workplace Discrimination is Illegal (eeoc.gov)
Please review our current job openings and apply for the positions you believe may be a fit. If you are not an immediate fit, we will also keep your resume in our database for future opportunities.
- A cybersecurity company is seeking a Mid-Senior level Information Systems Security Engineer in Columbia, MD. The role involves supporting the design and implementation of secure IA architectures and requires extensive experience in security risk assessments and knowledge...SeniorFull time
$100k - $330k
Clarity Innovations is a trusted national security partner, dedicated to safeguarding our... ....Our mission-first software and data engineering platform modernizes data operations, utilizing... ...practices. We focus on challenges in Information Warfare, Cyber Operations, Operational...Senior- A tech-focused security firm is seeking a Reverse Engineer/Developer in Advanced Security Operations. The role entails advanced reverse engineering and development within an offensive security operations team, focusing on complex networked code bases. Candidates must have...Senior
$170k - $200k
...Job Description Job Description Senior Cyber Operator / Developer / Analyst (... ...Operations / Technical Leadership / Systems Engineering Clearance Requirement: Active TS... ..., Computer Networks, Cybersecurity, Information Security, Information Assurance, or Network Administration...SeniorFull timeFor contractorsLocal area$131.3k - $237.35k
...arsenal. Our team of hackers and engineers have experience spanning... ...: We are looking for a Security Engineer to own the security... ...including cross-domain solutions Offensive security background -... ...ended January 3, 2025. For more information, visit . Pay and...SeniorLocal areaImmediate startRemote work- ...Job Description 1 Accord Consulting, LLC is a growing information and technology business founded on the basic principle of... ...our clients, we can address the customer’s mission. Senior Security Engineer Required Qualifications: AD (+10) years of relevant...SeniorFor contractors
$189.4k - $256.2k
...mitigation systems that process over 1PB of security telemetry daily across host, network,... ...domains. As a Principal Security Engineer, you will define the technical direction... ...onboarding process, please visit for more information. If the country/region you’re applying in...Immediate startWorldwideFlexible hours- ...Expression is looking for an experienced Senior Information Assurance (IA) Engineer to lead cybersecurity and Risk Management Framework (RMF) activities... ...provides technical leadership for RMF implementation, security compliance, vulnerability management, continuous...SeniorFull timeFor contractorsWork at officeImmediate start
- ...Job Description Job Description Senior Cybersecurity Engineer / Security Architect (MLS & High-Assurance Systems) Location: Hanover, MD (on-site... ...environments supporting sensitive and classified information. This role requires deep expertise in multilevel security...SeniorFull time
$197k - $232k
...Job Description Job Description Job Description ACTIVE SECURITY CLEARANCE AT THE TS/SCI POLYGRAPH LEVEL IS REQUIRED We are seeking an experienced Information Systems Security Engineer (ISSE) to join our team. In this critical role, you will perform technical...SeniorHourly payContract workWork experience placementImmediate startFlexible hours$133k - $157k
...Description Job Description ACTIVE SECURITY CLEARANCE AT THE TS/SCI POLYGRAPH LEVEL... ...proactive, highly skilled System Security Engineer to join our team in Annapolis Junction,... ...postures, conduct COMSEC, INFOSEC, and Information Assurance (IA) activities, and calculate...SeniorHourly payContract workWork experience placementImmediate startFlexible hours$120.8k - $265.8k
Job Title: Senior Network Security EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee... ...Type of Travel: Local* * *Senior Network Security Engineer - Advance the Mission with CACI!At CACI, we don’t...SeniorContract workWork experience placementLocal areaFlexible hours$140k - $170k
...determination: Computer Science, Computer Engineering, Software Engineering, Electrical... ..., Computer Networks, Cybersecurity, Information Security, Information Assurance, or Network Administration... ...) ~ PTO: 160 hours, increasing with seniority ~12 Floating Holidays ~4 Code Red...Full timeFor contractorsLocal area- The Johns Hopkins University Applied Physics Laboratory (APL) is seeking a Cyber and Information Systems Security Analyst to design and operate national security systems within classified environments. You will join a team of cybersecurity specialists dedicated to supporting...Senior
- Peraton is seeking a highly experienced Senior Systems Engineer to lead the design, development, and implementation of enterprise-scale data models and ontologies. This role shapes the Entity-Evidence framework and ensures reliable distributed data services across the enterprise...Senior
$138.1k - $198.2k
...wild before they can further harm the internet at large.As a Security Engineer on the Talos Security Operations Team, you will work to... ...Minimum Qualifications: 3+ years professional experience in information security, with a focus on security engineering, with experience...Permanent employmentFull timeTemporary workLocal areaFlexible hours$148.3k - $266.9k
...with other threat analyst team members to inform the proactive identification of cyber... ...This role requires a firm understanding of offensive cyber strategies, adversarial attack... ...systems, Information technology, cyber security, network forensics or other data analysis...Full timeWork experience placementFlexible hours- Power3 Solutions is seeking a Senior Infrastructure Engineer in Columbia, MD with TS/SCI clearance. The role leads enterprise infrastructure across... ..., storage, network, and identity services, ensuring security, reliability, and scalability for classified networks. The...Senior
- ...Description Are you looking for the opportunity to utilize your Information Systems experience and be part of a growing and innovative IT... ...are functioning at peak performance. Information Systems Security Officer – Senoir Job Description: Provides support for a...SeniorWork experience placement
- ...researchers, and drive innovative solutions for national cybersecurity challenges. You will lead projects across software, firmware, and hardware domains, develop novel offensive techniques, and transition research into #J-18808-Ljbffr Johns Hopkins Applied Physics LabSenior
$100k - $200k
...provides expertise in network, system engineering and both offensive and defensive cybersecurity... ...plan, analyze, design, develop, test, secure, integrate, implement, operate, and... ...Computer Forensics, Cyber Security, Information Technology, Information Assurance, and...Temporary workLocal area$120.8k - $265.8k
Job Title: Senior Network EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with... ...None* * *The Opportunity:- The Sr. Network Engineer will work within the Network Security Implementation and Sustainment (NSIS)...SeniorContract workWork experience placementFlexible hours$120.8k - $265.8k
Join to apply for the Senior Network Security Engineer role at CACI International Inc Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type...SeniorFull timeContract workWork experience placementLocal areaWorldwide- Johns Hopkins University Applied Physics Laboratory (APL) is seeking a Cyber and Information Systems Security Analyst to support highly classified networks and national security systems. You will work with a team of cybersecurity specialists to design and operate secure...Senior
$131.3k - $237.35k
SIEM EngineerLeidos has an exciting and challenging opportunity for an SIEM (Security Information and Event Management) Engineer in our Intel Sector’s Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network...Full timeImmediate startFlexible hours$150k - $165k
Senior Infrastructure Engineer- -TS/SCI Security Clearance Required Columbia, MD Computer/Software We pridesourselves on an open, and honest culture in the workplace which builds a morale conducive to inspiring growth on our team, while balancing lifestyle by supporting...SeniorHourly payTemporary workLocal area- ...federal and commercial programs. We deliver secure, scalable, and modern digital solutions... ...teams thrive at the intersection of engineering excellence and mission impact, building... ...Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or a related...Permanent employmentFull timeContract workTemporary workH1bRemote work
$120.8k - $265.8k
Job Title: Information Systems Security Engineer ( ISSE)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental US* * *The...Contract workWork experience placementFlexible hours$131.3k - $237.35k
Senior ISSE/Penetration TesterLeidos has an exciting and challenging opportunity for... ...talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission... ...and implementing appropriate information security architectures and functionality...SeniorFull timeImmediate startFlexible hours- Neural Solutions is seeking an experienced full‑stack engineer to lead backend API development and modernize the mission management system... ...role emphasizes containerization with Docker and Kubernetes, secure migrations, and collaboration with cross‑functional teams to...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Information Security Engineer, Offensive Security. Be the first to apply!
- aws data engineer Columbia, MD
- data science developer Columbia, MD
- sr information security engineer Columbia, MD
- senior data engineer Columbia, MD
- data engineer machine learning Columbia, MD
- junior data engineer remote Columbia, MD
- data center engineer Columbia, MD
- data developer Columbia, MD
- senior data center engineer Columbia, MD
- senior data quality engineer Columbia, MD


