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Elf Jobs in Reston, VA (NOW HIRING)

BigBear.ai

Android Developer

Mclean, VA · On-site

$57.25 - $75.25/hr

Knowledge of OS internals, including topics such as: * * runtime linker/loader concepts * object file formats (e.g., ELF) * file system internals (e.g., NTFS, ext2, btrfs) * access control mechanisms ...

AnaVation

Sr. Cyber Engineer (AI)

Chantilly, VA · On-site

Strong understanding of binary formats (ELF, PE), calling conventions, and compiler behaviors. * Experience with static analysis, dynamic instrumentation, fuzzing frameworks, or symbolic execution ...

AnaVation

Sr. Cyber Engineer (AI)

Chantilly, VA · On-site

Strong understanding of binary formats (ELF, PE), calling conventions, and compiler behaviors. * Experience with static analysis, dynamic instrumentation, fuzzing frameworks, or symbolic execution ...

AnaVation

Sr. Cyber Engineer (AI)

Chantilly, VA

Strong understanding of binary formats (ELF, PE), calling conventions, and compiler behaviors. * Experience with static analysis, dynamic instrumentation, fuzzing frameworks, or symbolic execution ...

GRVTY

Android Developer with Security Clearance

Sterling, VA · On-site

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer with Security Clearance

Sterling, VA · On-site

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer

Sterling, VA

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer with Security Clearance

Sterling, VA · On-site

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

Cmu

Reverse Engineer Researcher

Arlington, VA · On-site

PE, ELF, Mach-O, etc.) * Internet Protocols and network analysis tools (e.g. Wireshark, netcat, etc.) * Compiler theory, cryptography, and malware deobfuscation techniques. * Mobile device ...

GRVTY

Android Developer

Sterling, VA

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer

Dulles, VA

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer with Security Clearance

Sterling, VA · On-site

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer with Security Clearance

Sterling, VA · On-site

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer with Security Clearance

Sterling, VA · On-site

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

GRVTY

Android Developer

Sterling, VA

$55.25 - $72.50/hr

Knowledge of Unix kernel internals, including the OS runtime linker/loader, object file formats (e.g., ELF), file system internals (e.g., NTFS, ext2, btrfs), OS-specific mandatory and discretionary ...

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All JobsElf JobsElf Jobs in Reston, VA

Elf information

How to become an elf partner?

To become an elf partner, typically you need to have relevant experience in customer service, retail, or hospitality, and demonstrate a friendly, approachable demeanor. Some companies may require background checks or specific training, and being available during peak holiday seasons can be beneficial. Building a good reputation and networking within the industry can also help in establishing a partnership or employment relationship.

What is an elf?

An Elf job typically involves assisting Santa Claus during the holiday season by preparing gifts, managing toy production, and spreading festive cheer. Elves may work in Santa's workshop, at holiday events, or in retail settings to entertain children and create a magical atmosphere. Duties often include wrapping presents, organizing supplies, and engaging with guests. Strong teamwork, enthusiasm, and a love for the holiday spirit are essential qualities for the role.

What does an elf do?

A typical day for a professional Elf involves greeting guests, assisting Santa or other team members, managing lines, and helping with photo setups or merchandise sales. Elves are often responsible for keeping the festive atmosphere lively, engaging with families, and ensuring that everyone has an enjoyable experience. Depending on the venue, you may work in a small team and rotate between various duties to keep things fresh and energetic. Flexibility, teamwork, and a cheerful demeanor are essential, as the environment can be fast-paced, especially during peak times. This variety keeps the role engaging and offers plenty of opportunities to build your customer service and event operations skills.

What are the key skills and qualifications needed to thrive in the elf position, and why are they important?

To excel as an Elf in a professional holiday setting, you need customer service experience, basic crafting or performance abilities, and a strong sense of reliability. Familiarity with point-of-sale systems, costume maintenance, and event operations is often required for the role. Outstanding interpersonal skills, enthusiasm, and the ability to engage with children and families set top candidates apart. These skills ensure a positive guest experience, efficient event flow, and the creation of memorable holiday environments.

How to become a Christmas elf?

To become a Christmas elf, candidates typically need to demonstrate good communication skills, a cheerful attitude, and the ability to perform physical tasks such as wrapping gifts or assisting children. Some roles may require experience in customer service or performance, and working in a festive environment often involves flexible hours during the holiday season.
What are the most commonly searched types of Elf jobs in Reston, VA? The most popular types of Elf jobs in Reston, VA are:
What are popular job titles related to Elf jobs in Reston, VA? For Elf jobs in Reston, VA, the most frequently searched job titles are:
What job categories do people searching Elf jobs in Reston, VA look for? The top searched job categories for Elf jobs in Reston, VA are:
What cities near Reston, VA are hiring for Elf jobs? Cities near Reston, VA with the most Elf job openings:
Elf jobs near you
Infographic showing various Elf job openings in Reston, VA as of August 2026, with employment types broken down into 73% Full Time, 17% Part Time, 5% Temporary, and 5% Contract. Highlights an 95% In-person, and 5% Remote job distribution.

Android Developer with Security Clearance

BigBear.ai

Mclean, VA • On-site

$56.25 - $74/hr

Other

Re-posted 20 days ago

Job description

Residency All applicants must reside in the United States at the time of application. Overview BigBear.ai is seeking an Android Developer to join a mission-focused cyber team supporting critical national security objectives. In this role, you'll build and sustain custom Android capabilities used by operational teams in fast-moving, real-world environments. You'll work side-by-side with end users to understand evolving needs, translate them into technical solutions, and deliver reliable tools that perform under pressure. This is a hands-on engineering position with end-to-end ownership from initial design through development, testing, debugging, documentation, and ongoing enhancements where speed, quality, and mission impact matter. What you will do * Design and develop custom software tools and techniques for the Android platform * Own end-to-end development: requirements, design, implementation, testing, and sustainment * Diagnose and debug issues using COTS/GOTS tools and internal frameworks * Apply a strong understanding of networking concepts and protocols to tool development * Produce documentation needed to operate, maintain, and support delivered software * Mentor and guide junior developers to accomplish mission objectives * Respond to and solve time-sensitive, real-world cyber problems What you need to have * Must have an active U.S. Government Top Secret (TS) clearance, F ull Scope Polygraph (FSP) or the ability to obtain one * Must have at least 3+ years of experience * Experience developing, testing, and debugging in Python and C * Experience building UNIX applications using make files (or similar build environments) on mission-relevant platforms * Experience developing CNO tools and techniques * Strong socket programming and packet-level understanding of IP, TCP, and application-layer protocols * Proficiency tracing execution with debuggers/tools such as WinDbg, gdb, IDA Pro * Experience reverse engineering native binaries * Experience developing proof-of-concept exploit software * Knowledge of OS internals, including topics such as: * * runtime linker/loader concepts * object file formats (e.g., ELF) * file system internals (e.g., NTFS, ext2, btrfs) * access control mechanisms (MAC/DAC) * process/thread APIs, data structures * Understanding of modern mitigations (ASLR, DEP, NX), approaches to bypass them, and methods to detect bypass attempts * Experience with version control (e.g., git, GitLab) What we'd like you to have * Native-level mobile development experience (Android native/NDK or similar) * Vulnerability analysis experience * Assembly familiarity, preferably ARM * Understanding of mobile security protections (e.g., SELinux, application sandboxing) * Experience with Objective-C, Swift, C++ * Ability to work independently and collaboratively in a fast-paced environment with changing priorities Pay transparency Please note the targeted compensation range is provided as an estimate, and any actual compensation offer may vary depending on the needs of the company, or an applicant's skillset, competencies, experience, education, certifications, location, or other factors. The estimated range does not include the value of any benefits offered. About BigBear.ai BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity. Customers and partners rely on Bigbear.ai's predictive analytics capabilities in highly complex, distributed, mission-based operating environments. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI. For more information, visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai and X: @BigBearai. BigBear.ai is an Equal opportunity employer all protected groups, including protected veterans and individuals with disabilities.

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